criyle/codenet-compile-errors huggingface dataset:
Language: C++

#include <iostream>
#include <cmath>
using namespace std;

int main() {
    // 例 1: 2 つの小数 a と b を入力し、a-b の絶対値を小数で出力します。
    int a, b;
    cin >> a >> b;
    printf(a*b);
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:13: error: invalid conversion from 'int' to 'const char*' [-fpermissive]
    9 |     printf(a*b);
      |            ~^~
      |             |
      |             int
In file included from /usr/include/c++/14/cstdio:42,
                 from /usr/include/c++/14/ext/string_conversions.h:45,
                 from /usr/include/c++/14/bits/basic_string.h:4154,
                 from /usr/include/c++/14/string:54,
                 from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/stdio.h:363:43: note:   initializing argument 1 of 'int printf(const char*, ...)'
  363 | extern int printf (const char *__restrict __format, ...);
      |                    ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
int a,b;
  cin>>a>>b;
  cout<<a*b;
  retrun 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:3: error: 'retrun' was not declared in this scope
    8 |   retrun 0;
      |   ^~~~~~
Language: Java

public int multiplication(int A,intB){
  
  return A * B;
  
}


Compiler output:
Main.java:1: error: unnamed classes are a preview feature and are disabled by default.
public int multiplication(int A,intB){
       ^
  (use --enable-preview to enable unnamed classes)
Main.java:1: error: <identifier> expected
public int multiplication(int A,intB){
                                    ^
2 errors
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
using ll = long long;

int main() {
  long double x;
  long double y;
  cin >> x >> y;
  cout << (int64_t)x*z << endl;

}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:22: error: 'z' was not declared in this scope
   10 |   cout << (int64_t)x*z << endl;
      |                      ^
Language: Java

import java.utli.*;
public class Main {  
  public static void Main(String[] args){
  Scanner scanner = new Scanner(System.in);
  int A = scanner.nextInt();
  int B = scanner.nextInt();
  System.out.println(A * B);
  }
}

Compiler output:
Main.java:1: error: package java.utli does not exist
import java.utli.*;
^
Main.java:4: error: cannot find symbol
  Scanner scanner = new Scanner(System.in);
  ^
  symbol:   class Scanner
  location: class Main
Main.java:4: error: cannot find symbol
  Scanner scanner = new Scanner(System.in);
                        ^
  symbol:   class Scanner
  location: class Main
3 errors
Language: Java

import java.util.*;
public class Main {
  public static void main(string[] args){
    Scanner scanner = new Scanner (System.in);
    
    int A = sc.nextInt();
    int B = sc.nextInt();
    
    System.out.println(A*B);
  }
}

Compiler output:
Main.java:3: error: cannot find symbol
  public static void main(string[] args){
                          ^
  symbol:   class string
  location: class Main
Main.java:6: error: cannot find symbol
    int A = sc.nextInt();
            ^
  symbol:   variable sc
  location: class Main
Main.java:7: error: cannot find symbol
    int B = sc.nextInt();
            ^
  symbol:   variable sc
  location: class Main
3 errors
Language: Java

import java.util.Scanner;

public class test {

	public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ
		Scanner scan = new Scanner(System.in);

		String stVal = scan.nextLine();

		String[] test = stVal.split(" ");
		System.out.println(Integer.parseInt(test[0]) * Integer.parseInt(test[1]));


		scan.close();
	}

}

Compiler output:
Main.java:3: error: class test is public, should be declared in a file named test.java
public class test {
       ^
1 error
Language: C

a, b = map(int, input().split())
print(a*b)

Compiler output:
main.c:1:1: warning: data definition has no type or storage class
    1 | a, b = map(int, input().split())
      | ^
main.c:1:1: error: type defaults to 'int' in declaration of 'a' [-Wimplicit-int]
main.c:1:4: error: type defaults to 'int' in declaration of 'b' [-Wimplicit-int]
    1 | a, b = map(int, input().split())
      |    ^
main.c:1:8: error: implicit declaration of function 'map' [-Wimplicit-function-declaration]
    1 | a, b = map(int, input().split())
      |        ^~~
main.c:1:12: error: expected expression before 'int'
    1 | a, b = map(int, input().split())
      |            ^~~
main.c:2:1: error: expected ',' or ';' before 'print'
    2 | print(a*b)
      | ^~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main() 
{
    long double A;
    long double B;
    cin >> A >> B;
    cout << long double(A*B) <<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:13: error: expected primary-expression before 'long'
    9 |     cout << long double(A*B) <<endl;
      |             ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main() {
  int << A,B;
  cin >> A >> B;
  cout << A*B << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:7: error: expected unqualified-id before '<<' token
    5 |   int << A,B;
      |       ^~
a.cc:6:10: error: 'A' was not declared in this scope
    6 |   cin >> A >> B;
      |          ^
a.cc:6:15: error: 'B' was not declared in this scope
    6 |   cin >> A >> B;
      |               ^
Language: C++

#include<bits/stdc++.h>
#define fastIO ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);

int main(){
  fastIO
  int a,b;
  cin>>a>>b;
  cout<<a*b;
  
return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:2:16: error: 'ios_base' has not been declared
    2 | #define fastIO ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
      |                ^~~~~~~~
a.cc:5:3: note: in expansion of macro 'fastIO'
    5 |   fastIO
      |   ^~~~~~
a.cc:2:45: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    2 | #define fastIO ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
      |                                             ^~~
a.cc:5:3: note: in expansion of macro 'fastIO'
    5 |   fastIO
      |   ^~~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146,
                 from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:2:56: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    2 | #define fastIO ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
      |                                                        ^~~~
a.cc:5:3: note: in expansion of macro 'fastIO'
    5 |   fastIO
      |   ^~~~~~
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
Language: C++

#include<iostream>
using namespace std;
int main()
{
  cin>>m>>n;
  cout<<m*n;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:8: error: 'm' was not declared in this scope; did you mean 'tm'?
    5 |   cin>>m>>n;
      |        ^
      |        tm
a.cc:5:11: error: 'n' was not declared in this scope
    5 |   cin>>m>>n;
      |           ^
Language: C++

#include<bits/stdc++.h>
#define int long long
 
using namespace std;
int32_t main()
{
    int a, b, c=1;
    double l;
    cin >> a;
    while(a--)
    {
      cin >> b;
      c *= b;
      if(b==0) cout<<0<<endl,exit(0);
      l += log10((double) b); 
    }
    if(l>18.00 || c > 1e18LL) cout<<-1<<endl, exit(0);
    cout<<c<<endl;
}

Compiler output:
a.cc: In function 'int32_t main()':
a.cc:17:23: error: unable to find numeric literal operator 'operator""LL'
   17 |     if(l>18.00 || c > 1e18LL) cout<<-1<<endl, exit(0);
      |                       ^~~~~~
Language: C++

#include<bits/sdtc++.h>
using namespace std;
int main()
{
  int a,b;
  cin>>a>>b;
  cout<<a*b;
  return 0;
}

Compiler output:
a.cc:1:9: fatal error: bits/sdtc++.h: No such file or directory
    1 | #include<bits/sdtc++.h>
      |         ^~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include<bits/stdc++.h>
#define int long long

using namespace std;
int32_t main()
{
    unsigned int a, b, c=1;
    double l;
    cin >> a;
    while(a--)
    {
      cin >> b;
      c *= b;
      if(b==0) cout<<0<<endl,exit(0);
      l += log10(double b); 
    }
    if(l>18.00 || c > 1e18) cout<<-1<<endl, exit(0);
    cout<<c<<endl;
}

Compiler output:
a.cc: In function 'int32_t main()':
a.cc:15:18: error: expected primary-expression before 'double'
   15 |       l += log10(double b);
      |                  ^~~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
using P = pair<int,int>;
/* ちゃんと考えてわかって実装 */

int main(void){
    int a, b;
  cin >> a >> b;
  cout << a*b << endl
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:22: error: expected ';' before 'return'
   10 |   cout << a*b << endl
      |                      ^
      |                      ;
   11 |     return 0;
      |     ~~~~~~
Language: C++

#include <iostream>
using namespace std;
const long long MAX = 1e18;
int main(){
  int N;
  cin >> N;
  long long output = 1;
  for(int i=0; i<N;i++){
    long long input;
    cin >> input;
    output *= input;
  }
  if(output<=MAX){
    cout << output <<endl;
   }else{
    cout << -1 <<endl;
  }

Compiler output:
a.cc: In function 'int main()':
a.cc:17:4: error: expected '}' at end of input
   17 |   }
      |    ^
a.cc:4:11: note: to match this '{'
    4 | int main(){
      |           ^
Language: C++

//Author : Prakhar Asaiya
#pragma GCC optimize("Ofast")  
#pragma GCC target("avx,avx2,fma")
#include<bits/stdc++.h>
using namespace std;
#define REP(i,a,b) for(ll i=a;i<b;++i)
#define REPN(i,a,b) for(ll i=a;i<=b;++i)
#define db1(x) cout<<#x<<"="<<x<<'\n'
#define db2(x,y) cout<<#x<<"="<<x<<","<<#y<<"="<<y<<'\n'
#define db3(x,y,z) cout<<#x<<"="<<x<<","<<#y<<"="<<y<<","<<#z<<"="<<z<<'\n'
#define ll long long
const int M=1e9+7;


int main()
{/*
#ifndef ONLINE_JUDGE
    freopen("input.txt","r",stdin);
    freopen("output.txt","w",stdout);
#*/
  ios_base::sync_with_stdio(0);
  cin.tie(NULL);

   ll a,b;
   con>>a>>b;
   cout<<a*b<<'\n';

   return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:25:4: error: 'con' was not declared in this scope; did you mean 'cos'?
   25 |    con>>a>>b;
      |    ^~~
      |    cos
Language: C++

#include <iostream>
using namespace std;

void main(){
	int a,b;
  cin >> a >> b;
  int c = a*b;
  cout << c << endl
}

Compiler output:
a.cc:4:1: error: '::main' must return 'int'
    4 | void main(){
      | ^~~~
a.cc: In function 'int main()':
a.cc:8:20: error: expected ';' before '}' token
    8 |   cout << c << endl
      |                    ^
      |                    ;
    9 | }
      | ~
Language: C++

#include<iostram>
using namespace std;
void main(){
  int a;
  int b;
  cin >> a >> b;
  int c= a*b;
  cout << c << endl;
}

Compiler output:
a.cc:1:9: fatal error: iostram: No such file or directory
    1 | #include<iostram>
      |         ^~~~~~~~~
compilation terminated.
Language: C

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int main(void){
    ll a,b;
    cin>>a>>b;
    cout<<a*b;
}



Compiler output:
main.c:1:10: fatal error: bits/stdc++.h: No such file or directory
    1 | #include <bits/stdc++.h>
      |          ^~~~~~~~~~~~~~~
compilation terminated.
Language: C

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
ll INF = 1e9+7;
ll MOD = 998244353;
typedef pair<ll,ll> ii;
#define iii pair<ii,ll>
#define f(i,a,b) for(long long i = a;i < b;i++)
#define rf(i,a,b) for(long long i=a;i>=b;i--)
#define fastio ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define w(t) while(t--)
#define c(n); cin>>n;
#define p(n) cout<<n;
#define pl(n) cout<<n<<"\n";
#define ps(n); cout<<n<<" ";
#define F first
#define S second
#define pb(a) push_back(a)
#define all(x) (x).begin(), (x).end()
#define ull unsigned long long
#define vll vector<ll>
#define vii vector<ii>
#define mkp make_pair
#define ld double
#define arrin(a,n) f(i,0,n){cin>>a[i];}
#define arrout(a,n) f(i,0,n){cout<<a[i]<<" ";}
#define printclock cerr<<"Time : "<<1000*(ld)clock()/(ld)CLOCKS_PER_SEC<<"ms\n";
#define PI (2*acos(0))
#define EPS 1e-18
///I hope I will get uprating and don't make mistakes
///I will never stop programming
///sqrt(-1) Love C++
///Please don't hack me
///@TheofanisOrfanou Theo830
///Training
int main(void){
    fastio;
    ll a,b;
    cin>>a>>b;
    cout<<a*b;
}



Compiler output:
main.c:1:9: fatal error: bits/stdc++.h: No such file or directory
    1 | #include<bits/stdc++.h>
      |         ^~~~~~~~~~~~~~~
compilation terminated.
Language: C

#include <iostream>
using namespace std;
typedef long long ll;
ll INF = 1e9+7;
ll MOD = 998244353;
typedef pair<ll,ll> ii;
#define iii pair<ii,ll>
#define f(i,a,b) for(long long i = a;i < b;i++)
#define rf(i,a,b) for(long long i=a;i>=b;i--)
#define fastio ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define w(t) while(t--)
#define c(n); cin>>n;
#define p(n) cout<<n;
#define pl(n) cout<<n<<"\n";
#define ps(n); cout<<n<<" ";
#define F first
#define S second
#define pb(a) push_back(a)
#define all(x) (x).begin(), (x).end()
#define ull unsigned long long
#define vll vector<ll>
#define vii vector<ii>
#define mkp make_pair
#define ld double
#define arrin(a,n) f(i,0,n){cin>>a[i];}
#define arrout(a,n) f(i,0,n){cout<<a[i]<<" ";}
#define printclock cerr<<"Time : "<<1000*(ld)clock()/(ld)CLOCKS_PER_SEC<<"ms\n";
#define PI (2*acos(0))
#define EPS 1e-18
///I hope I will get uprating and don't make mistakes
///I will never stop programming
///sqrt(-1) Love C++
///Please don't hack me
///@TheofanisOrfanou Theo830
///Training
int main(void){
    fastio;
    ll a,b;
    cin>>a>>b;
    cout<<a*b;
}



Compiler output:
main.c:1:10: fatal error: iostream: No such file or directory
    1 | #include <iostream>
      |          ^~~~~~~~~~
compilation terminated.
Language: C

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
ll INF = 1e9+7;
ll MOD = 998244353;
typedef pair<ll,ll> ii;
#define iii pair<ii,ll>
#define f(i,a,b) for(long long i = a;i < b;i++)
#define rf(i,a,b) for(long long i=a;i>=b;i--)
#define fastio ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define w(t) while(t--)
#define c(n); cin>>n;
#define p(n) cout<<n;
#define pl(n) cout<<n<<"\n";
#define ps(n); cout<<n<<" ";
#define F first
#define S second
#define pb(a) push_back(a)
#define all(x) (x).begin(), (x).end()
#define ull unsigned long long
#define vll vector<ll>
#define vii vector<ii>
#define mkp make_pair
#define ld double
#define arrin(a,n) f(i,0,n){cin>>a[i];}
#define arrout(a,n) f(i,0,n){cout<<a[i]<<" ";}
#define printclock cerr<<"Time : "<<1000*(ld)clock()/(ld)CLOCKS_PER_SEC<<"ms\n";
#define PI (2*acos(0))
#define EPS 1e-18
///I hope I will get uprating and don't make mistakes
///I will never stop programming
///sqrt(-1) Love C++
///Please don't hack me
///@TheofanisOrfanou Theo830
///Training
int main(void){
    fastio;
    ll a,b;
    cin>>a>>b;
    cout<<a*b;
}



Compiler output:
main.c:1:10: fatal error: bits/stdc++.h: No such file or directory
    1 | #include <bits/stdc++.h>
      |          ^~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include <iostream>
int A,B;
int main(){
  cin>>A;
  cin>>B;
  cout<<A*B;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    4 |   cin>>A;
      |   ^~~
      |   std::cin
In file included from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:6:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    6 |   cout<<A*B;
      |   ^~~~
      |   std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
Language: C

#inclide<stdio.h>
int main(void)
{
  int a,b,c;
  scanf("%d%d",&a,&b);
  printf("%d\n",a*b);
  return 0;
}

Compiler output:
main.c:1:2: error: invalid preprocessing directive #inclide; did you mean #include?
    1 | #inclide<stdio.h>
      |  ^~~~~~~
      |  include
main.c: In function 'main':
main.c:5:3: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
    5 |   scanf("%d%d",&a,&b);
      |   ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
  +++ |+#include <stdio.h>
    1 | #inclide<stdio.h>
main.c:5:3: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
    5 |   scanf("%d%d",&a,&b);
      |   ^~~~~
main.c:5:3: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:6:3: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
    6 |   printf("%d\n",a*b);
      |   ^~~~~~
main.c:6:3: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:6:3: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:6:3: note: include '<stdio.h>' or provide a declaration of 'printf'
Language: Java

import java.until.*;
public class Main{
	public static void main (String[] args){ 
		Scanner sc = new Scanner(System.in);
		int A = sc.nextInt();
		int B = sc.nextInt();
		System.out.println(A*B);
    }
}

Compiler output:
Main.java:1: error: package java.until does not exist
import java.until.*;
^
Main.java:4: error: cannot find symbol
		Scanner sc = new Scanner(System.in);
		^
  symbol:   class Scanner
  location: class Main
Main.java:4: error: cannot find symbol
		Scanner sc = new Scanner(System.in);
		                 ^
  symbol:   class Scanner
  location: class Main
3 errors
Language: Java

Scanner sc = new Scanner(System.in);
int A = sc.nextInt();
int B = sc.nextInt();
System.out.println(A*B);

Compiler output:
Main.java:1: error: unnamed classes are a preview feature and are disabled by default.
Scanner sc = new Scanner(System.in);
^
  (use --enable-preview to enable unnamed classes)
Main.java:4: error: class, interface, enum, or record expected
System.out.println(A*B);
^
2 errors
Language: Java

import java.util.*;
public class Main {
	public static void main(String[] args){
    Scanner sc = new Scanner (System.in);
    int A = sc.nextInt();
    int B = sc.nextInt();
    System.out.printIn(A*B);
    }
}

Compiler output:
Main.java:7: error: cannot find symbol
    System.out.printIn(A*B);
              ^
  symbol:   method printIn(int)
  location: variable out of type PrintStream
1 error
Language: Java

import java.util.*;
public class Main {
	public static void main(String[] args){
    Scanner sc = new Scanner (System.in);
    int A = sc.nextInt();
    int B = sc.nextInt();
    System.out.printIn(A * B);
    }
}

Compiler output:
Main.java:7: error: cannot find symbol
    System.out.printIn(A * B);
              ^
  symbol:   method printIn(int)
  location: variable out of type PrintStream
1 error
Language: Java

import java.util.*;
public class Main {
	public static void main(String[] args){
    scanner sc = new Scanner (System.in);
    int A = sc.nextInt();
    int B = sc.nextInt();
    System.out.printIn(A * B);
    }
}

Compiler output:
Main.java:4: error: cannot find symbol
    scanner sc = new Scanner (System.in);
    ^
  symbol:   class scanner
  location: class Main
Main.java:7: error: cannot find symbol
    System.out.printIn(A * B);
              ^
  symbol:   method printIn(int)
  location: variable out of type PrintStream
2 errors
Language: Java

import java.util.*;
public class Main {
	public static void main(String[] args){
    scanner sc = new Scanner (System.in);
    int A = sc.next();
    int B = sc.next();
    System.out.printInt(A * B);
    }
}

Compiler output:
Main.java:4: error: cannot find symbol
    scanner sc = new Scanner (System.in);
    ^
  symbol:   class scanner
  location: class Main
Main.java:7: error: cannot find symbol
    System.out.printInt(A * B);
              ^
  symbol:   method printInt(int)
  location: variable out of type PrintStream
2 errors
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
	long long x;double y;
  cin>>x>>y;	
  int c=y*100; 
  	cout<<(x*ll*c/100)<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:18: error: 'll' was not declared in this scope
    7 |         cout<<(x*ll*c/100)<<endl;
      |                  ^~
Language: Java

package sample;

import java.util.Scanner;

public class rei {

	public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ
		Scanner scan = new Scanner(System.in);

		int a = scan.nextInt();
		int b = scan.nextInt();

		System.out.println(a*b);
	}

}


Compiler output:
Main.java:5: error: class rei is public, should be declared in a file named rei.java
public class rei {
       ^
1 error
Language: Java

package sample;

import java.util.Scanner;

public class main {

	public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ
		Scanner scan = new Scanner(System.in);

		int a = scan.nextInt();
		int b = scan.nextInt();

		System.out.println(a*b)

		;
	}

}


Compiler output:
Main.java:5: error: class main is public, should be declared in a file named main.java
public class main {
       ^
1 error
Language: Java

package sample;

import java.util.Scanner;

public class rei {

	public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ
		Scanner scan = new Scanner(System.in);

		int a = scan.nextInt();
		int b = scan.nextInt();

		System.out.println(a*b)

		;
	}

}


Compiler output:
Main.java:5: error: class rei is public, should be declared in a file named rei.java
public class rei {
       ^
1 error
Language: C++

#include <stdio.h>
int main (void)
{
  int a,b;
  scanf("%d %d",&a,&b);
  printf("%d\n"a*b);
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:10: error: unable to find string literal operator 'operator""a' with 'const char [4]', 'long unsigned int' arguments
    6 |   printf("%d\n"a*b);
      |          ^~~~~~~
Language: Java

import java.util.*;
public class Main {
	public static void main(String[] args){
 		int a = 5;
    	int b = 20;
     	int c = a*b;
      	String s = sc.next();
      	System.out.println(c + " " + s);
    }
}

Compiler output:
Main.java:7: error: cannot find symbol
      	String s = sc.next();
      	           ^
  symbol:   variable sc
  location: class Main
1 error
Language: Java

import java.util.*;
public class Main {
	public static void main(String[] args){
 		int a = sc.nextInt();
    	int b = sc.nextInt();
     	int c = a*b;
      	String s = sc.next();
      	System.out.println(c + " " + s);
    }
}

Compiler output:
Main.java:4: error: cannot find symbol
 		int a = sc.nextInt();
 		        ^
  symbol:   variable sc
  location: class Main
Main.java:5: error: cannot find symbol
    	int b = sc.nextInt();
    	        ^
  symbol:   variable sc
  location: class Main
Main.java:7: error: cannot find symbol
      	String s = sc.next();
      	           ^
  symbol:   variable sc
  location: class Main
3 errors
Language: Java

mport java.util.*;
public class Main {
	public static void main(String[] args){
 		int a = sc.nextInt();
    	int b = sc.nextInt();
     	int c = a*b;
      	String s = sc.next();
      	System.out.println(c + " " + s);
    }
}

Compiler output:
Main.java:1: error: class, interface, enum, or record expected
mport java.util.*;
^
1 error
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
    int a,b;
    cin>>a>>b;
    cout<<a*b;

Compiler output:
a.cc: In function 'int main()':
a.cc:6:15: error: expected '}' at end of input
    6 |     cout<<a*b;
      |               ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: Java

import java.util.Scanner;

public class Multication1 {

	public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ
    Scanner sc=new Scanner(System.in);

		int A=sc.nextInt();
		int B=sc.nextInt();
		
		System.out.println((A*B));
		
	}

}


Compiler output:
Main.java:3: error: class Multication1 is public, should be declared in a file named Multication1.java
public class Multication1 {
       ^
1 error
Language: C++

#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <cmath>

#include <set>
#include <map>
#include <iomanip>

using namespace std;

#define rep(i, n) for(long long i = 0; i < (long long)(n); i++)
#define rrep(i, n) for(long long i = (long long)(n - 1); i >= 0; i--)
#define all(x) (x).begin(),(x).end()

using ll = long long;
using ull = unsigned long long;

int main()
{
	int N;
	cin >> N;
	
	vector<ll> A(N);

	rep(i, N)
	{
		cin >> A[i];
	}
	sort(all(A));
  
  	if(A[0] == 0)
    {
      cout << 0 << endl;
      return 0;
    }

	ll ans = 1;
	ll max = 1000000000000000000;
	rep(i, N)
	{
      	if(A[i] <= max / tmp) {
			ans *= A[i];
        } else {
          	cout << -1 << endl;
			return 0;
        }
	}

	cout << ans << endl;

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:43:26: error: 'tmp' was not declared in this scope; did you mean 'tm'?
   43 |         if(A[i] <= max / tmp) {
      |                          ^~~
      |                          tm
Language: C++

#include<iostream>
using std;
int main(){
  int a,b;
  cin>>a>>b;
  cout<<a*b<<endl;
}

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'std'
    2 | using std;
      |       ^~~
a.cc: In function 'int main()':
a.cc:5:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    5 |   cin>>a>>b;
      |   ^~~
      |   std::cin
In file included from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:6:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    6 |   cout<<a*b<<endl;
      |   ^~~~
      |   std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:6:14: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    6 |   cout<<a*b<<endl;
      |              ^~~~
      |              std::endl
In file included from /usr/include/c++/14/iostream:41:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;

difine PI 3.14159265358979323846264338327950L;


int main(){

  int a ,b;
  cin >> a >> b;
  cout << a * b <<endl;

  

    return 0;
}

Compiler output:
a.cc:4:1: error: 'difine' does not name a type
    4 | difine PI 3.14159265358979323846264338327950L;
      | ^~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;

difine PI 3.14159265358979323846264338327950L;


int main(){

  int a ,b;
  cin >> a >> b;
  cout << a:b;

  

    return 0;
}

Compiler output:
a.cc:4:1: error: 'difine' does not name a type
    4 | difine PI 3.14159265358979323846264338327950L;
      | ^~~~~~
a.cc: In function 'int main()':
a.cc:11:12: error: found ':' in nested-name-specifier, expected '::'
   11 |   cout << a:b;
      |            ^
      |            ::
a.cc:11:11: error: 'a' is not a class, namespace, or enumeration
   11 |   cout << a:b;
      |           ^
Language: C

#include <stdio.h>
int main(void){
  scanf("%d %d",&A,&B); 
  C=A*B;
  printf("%d",C);
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:3:18: error: 'A' undeclared (first use in this function)
    3 |   scanf("%d %d",&A,&B);
      |                  ^
main.c:3:18: note: each undeclared identifier is reported only once for each function it appears in
main.c:3:21: error: 'B' undeclared (first use in this function)
    3 |   scanf("%d %d",&A,&B);
      |                     ^
main.c:4:3: error: 'C' undeclared (first use in this function)
    4 |   C=A*B;
      |   ^
Language: C++

#include <iostream>
using namespace std;
int a.b;
int main(void)
{
    cin>>a>>b;
    cout<<a*b<<endl;
    return 0;
}

Compiler output:
a.cc:3:6: error: expected initializer before '.' token
    3 | int a.b;
      |      ^
a.cc: In function 'int main()':
a.cc:6:10: error: 'a' was not declared in this scope
    6 |     cin>>a>>b;
      |          ^
a.cc:6:13: error: 'b' was not declared in this scope
    6 |     cin>>a>>b;
      |             ^
Language: C

#include <iostream>
#include <string>
#include <algorithm>
using namespace std;
#include <vector>
#include <numeric>
#include <map>
#include <cmath>
#include <iomanip>
#include <queue>
using ll = long long;
using vi = vector<int>;
using vl = vector<ll>;
using vvi = vector<vi>;
using vs = vector<string>;

bool is_product_overflow(ll a, ll b) {
  ll prod = a * b;
  // printf("%lld %lld %lld: %lld\n", prod, a, b, prod/b);
  return (prod / b != a);
}
 
int main() {
    ll N;
    cin  >> N;
    vl A(N);
    ll sum = 1;
    int flag = 0;
 
    for(ll i=0; i<N; i++){
        cin >> A.at(i);
        if(A.at(i) == 0){
            flag = 1;
        }
    }
 
    if(flag == 1){
        cout << 0 << endl;
        return 0;
    }
 
    for(ll i=0; i<N; i++){
        if(is_product_overflow(sum, A.at(i))){
            cout << -1 << endl;
            return 0;
        }
        sum = sum * A.at(i);
        // cout << sum << endl;
        if(sum > 1000000000000000000){
            cout << -1 << endl;
            return 0;
        }
    }
    cout << sum << endl;
}

Compiler output:
main.c:1:10: fatal error: iostream: No such file or directory
    1 | #include <iostream>
      |          ^~~~~~~~~~
compilation terminated.
Language: C++

#include<iostream>
using namespace std;
typedef long long ll;
 /// first: primo   second: exponente
 vector<pair<ll,ll> >Canon;
 int Gau[50];
 int Expga[50];
void Prec(){
 int i,j;
 for(i=1;i<50;i++){
  Gau[i]=Gau[i-1]+i;
 }
 j=1;
 for(i=1;i<50;i++){
   while(i>Gau[j])j+=1;
   Expga[i]=j-1;
 }
 return;
}
int main(){
 ll N,Aux;
 cin>>N;
 int i,j;
 int Ans=0,Cant;
 Aux=N;
 Prec();
 for(i=2;i*i<=Aux;i++){
   Cant=0;
  while(Aux%i==0){
   Aux/=i;
   Cant++;
  }
    Ans+=Expga[Cant];
  }
  if(Aux>0)Ans++;
 cout<<Ans;
}


Compiler output:
a.cc:5:2: error: 'vector' does not name a type
    5 |  vector<pair<ll,ll> >Canon;
      |  ^~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
uisng ll = long long;

int main(){
  int a, b;
  cin >> a >> b;
  cout << a*b << endl;
  return 0;
}

Compiler output:
a.cc:3:1: error: 'uisng' does not name a type
    3 | uisng ll = long long;
      | ^~~~~
Language: C++

#include <stdio.h>
#include <bits/stdc++.h>

int main(){
  int A, B;
  printf("%d", A*B)
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:20: error: expected ';' before '}' token
    6 |   printf("%d", A*B)
      |                    ^
      |                    ;
    7 | }
      | ~
Language: C++

#include <stdio.h>

int main(){
  int A, B;
  cin >> A >> B;
  cout << A*B << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'cin' was not declared in this scope
    5 |   cin >> A >> B;
      |   ^~~
a.cc:6:3: error: 'cout' was not declared in this scope
    6 |   cout << A*B << endl;
      |   ^~~~
a.cc:6:18: error: 'endl' was not declared in this scope
    6 |   cout << A*B << endl;
      |                  ^~~~
Language: C++

#include <stdio.h>

int main(){
  int A, B;
  cin >> A >> B;
  cout << A*B << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'cin' was not declared in this scope
    5 |   cin >> A >> B;
      |   ^~~
a.cc:6:3: error: 'cout' was not declared in this scope
    6 |   cout << A*B << endl;
      |   ^~~~
a.cc:6:18: error: 'endl' was not declared in this scope
    6 |   cout << A*B << endl;
      |                  ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int main() {
	ios_base::sync_with_stdio(0); cin.tie(0);    
	
    ll A, B; cin >> A >> B;
    char C; cin >> C;
    int D; cin >> D;
    B *= 100; B += D;
    ll X = A*B; X /= 100;
    cout << X;
	
	return 0;

Compiler output:
a.cc: In function 'int main()':
a.cc:14:18: error: expected '}' at end of input
   14 |         return 0;
      |                  ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: Java

import java.util.*;
import java.io.*;

public class Answer{
	public static void main(String[]args){
		Scanner in = new Scanner(System.in);
                int a = in.nextInt();
		int b = in.nextInt();
		System.out.println(a*b);

}
}


Compiler output:
Main.java:4: error: class Answer is public, should be declared in a file named Answer.java
public class Answer{
       ^
1 error
Language: C++

#include<bits/stdc++.h>
using namespace std;

#define __ ios::sync_with_stdio(0),  cin.tie(0);
#define dbg(a)  cerr << __LINE__ << ": " << #a << " = " << a << '\n'

typedef long long ll;

int main(){__
  cin >> a >> b;
  cout << a*b << endl;
  return 0;
}	

Compiler output:
a.cc: In function 'int main()':
a.cc:10:10: error: 'a' was not declared in this scope
   10 |   cin >> a >> b;
      |          ^
a.cc:10:15: error: 'b' was not declared in this scope
   10 |   cin >> a >> b;
      |               ^
Language: C++

 #include <stdio.h>
#include <iostream>
#include <math.h>

int main(){
 long int n,a;
 int k=1;
 int result;
      while (n >= a * a) {
        // a で割り切れたら、a は素因数
        // そして、割られる数を a で割る
        // a で割り切れなかったら、 a を 1 増加させる
        if (n % a == 0) {
            n /= a;
          	k++;
        } else {
          	result+=int((-1+sqrt((1+8*k)*1.0))/2);
          	k=1;
            a++;
        }
    }
  cout << result ;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:22:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   22 |   cout << result ;
      |   ^~~~
      |   std::cout
In file included from a.cc:2:
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
Language: C++

#include <iostream>
#include <stdio.h>
#include <string>
#include <vector>
#include <math.h>
int AKITONDEBUG=0;
 using namespace std;

int roundup(float x);
int Akiton(long long unsigned int n);


int main(){
short int p=0;
vector<int>div_num;
int lastdivide=1;
int maxNum=1;
  int i=2;
long long int n;
cin >> n;
if(n==1)maxNum=0;
else if(Akiton(n)==0&&n!=1){
maxNum--;
	if(n%i==0){
		int k=1;
		for(k=1;(n/int(pow(i*1.0,k)))%i==0;k++)p++;
		div_num.push_back(k);
		int tempnum=int((-1+sqrt((1+8*k)*1.0))/2);
		maxNum+=tempnum;
		n=n/pow(i*1.0,k);
		
	}

for(i=3;i<=n;i+=2){
	if(n%i==0){
		int k=1;
		for(k=1;(n/int(pow(i*1.0,k)))%i==0;k++)p++;
		//div_num.push_back(k);
		int tempnum=int((-1+sqrt((1+8*k)*1.0))/2);
		maxNum+=tempnum;
		n=n/pow(i*1.0,k);
		
	}

 
}
}
cout << maxNum;
  return 0;
}




int Akiton(long unsigned int n){
int AnswerCounter[3]={-1,-1,-1};
int m;

if(n==1)return 0;
if(n==2||n==3||n==5)return 1;
if(sqrt(n*1.0)==(long long unsigned int)sqrt(n*1.0)){
    if(AKITONDEBUG==1)printf("Not Prime\n");
    return 0;
}
m=(int)n%12;


if(m==1||m==5){
   // printf("Coming At1,5 pow(n,1/2):%f\n",sqrt(n));
for(int x=1;x<=sqrt(n*1.0)/2;x++){
    //printf("pow(n-x*x*4,1/2):%d\n",pow(n-x*x*4,1/2));
    if(sqrt(n*1.0-x*x*4)==(long long unsigned int)sqrt(n*1.0-x*x*4))

{AnswerCounter[0]=AnswerCounter[0]*-1;}
}
//printf("AnswerCounter[0]:%d\n",AnswerCounter[0]);
if(AnswerCounter[0]==1){
    if(AKITONDEBUG==1)printf("PrimeNumber");
    return 1;
}
}else if(m==7){
     //printf("Coming At7,11\n");
for(int x=1;x<=sqrt(n*1.0)/sqrt(3.0);x++){
    if(sqrt(n*1.0-x*x*3)==(long long unsigned int)sqrt(n*1.0-x*x*3)){
        AnswerCounter[1]=AnswerCounter[1]*-1;

    }
}
//printf("AnswerCounter[1]:%d\n",AnswerCounter[1]);

if(AnswerCounter[1]==1){
   if(AKITONDEBUG==1) printf("PrimeNumber");
    return 1;
}

}else if(m==11){

for(int x=roundup(sqrt(n*1.0/3));x<=sqrt(n*1.0/2);x++){
    if(sqrt(x*x*3-n*1.0)==(long long unsigned int)sqrt(x*x*3-n*1.0)){
        AnswerCounter[2]=AnswerCounter[2]*-1;

    }

if(AnswerCounter[2]==1){
   if(AKITONDEBUG==1)printf("PrimeNumber\n");
    return 1;
}
}



}
   if(AKITONDEBUG==1)printf("Not Prime m:%d",m);
return 0;
}

int roundup(float x){
    if(x==(int)x)return (int)x;
    else return (int)x+1;

}


Compiler output:
/usr/bin/ld: /tmp/ccEWEtfJ.o: in function `main':
a.cc:(.text+0x64): undefined reference to `Akiton(unsigned long long)'
collect2: error: ld returned 1 exit status
Language: Java

import java.util.*;
import java.lang.*;
 
public class cf6442
{
	public static void main (String[] args) throws java.lang.Exception
	{
		Scanner sc=new Scanner(System.in);
		 
		int a,b;
		a=sc.nextInt();
		b=sc.nextInt();
		System.out.println(a*b);
	}
}

Compiler output:
Main.java:4: error: class cf6442 is public, should be declared in a file named cf6442.java
public class cf6442
       ^
1 error
Language: Java

import java.util.*;
import java.lang.*;
 
public class simp
{
	public static void main (String[] args) throws java.lang.Exception
	{
		Scanner sc=new Scanner(System.in);
		 
		int a,b;
		a=sc.nextInt();
        b=sc.nextInt();
        System.out.println(a*b);
    }
}

Compiler output:
Main.java:4: error: class simp is public, should be declared in a file named simp.java
public class simp
       ^
1 error
Language: C++

int main(){
  int m, n;
  cin >> n;
  cin >> m;
  cout << n * m << endl;
 return 0; 
}

Compiler output:
a.cc: In function 'int main()':
a.cc:3:3: error: 'cin' was not declared in this scope
    3 |   cin >> n;
      |   ^~~
a.cc:5:3: error: 'cout' was not declared in this scope
    5 |   cout << n * m << endl;
      |   ^~~~
a.cc:5:20: error: 'endl' was not declared in this scope
    5 |   cout << n * m << endl;
      |                    ^~~~
Language: Java

import java.util.Scanner;
 
public class A168 {
	public static void main(String[] args) {
		Scanner sc=new Scanner(System.in);
		long n =sc.nextLong();
		int f = (int)Math.floor((double)100*sc.nextDouble());
		long temp = n*f;
		temp/=(long)100;
		System.out.println(temp);
	}
}

Compiler output:
Main.java:3: error: class A168 is public, should be declared in a file named A168.java
public class A168 {
       ^
1 error
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main() {
  int A, B;
  cin >> A >> B;
  cout << A*B << endl;
]

Compiler output:
a.cc: In function 'int main()':
a.cc:8:1: error: expected primary-expression before ']' token
    8 | ]
      | ^
a.cc:8:2: error: expected '}' at end of input
    8 | ]
      |  ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: Java

import java.util.*;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

public class Atcoder_1 {
    public static void main(String[] args) {
        FastReader input = new FastReader();
        int a = input.nextInt();
        int b= input.nextInt();
        System.out.println(a * b);
    }
    static class FastReader
    {
        BufferedReader br;
        StringTokenizer st;

        public FastReader()
        {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        }

        String next()
        {
            while (st == null || !st.hasMoreElements())
            {
                try
                {
                    st = new StringTokenizer(br.readLine());
                }
                catch (IOException e)
                {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        }

        int nextInt()
        {
            return Integer.parseInt(next());
        }

        long nextLong()
        {
            return Long.parseLong(next());
        }

        double nextDouble()
        {
            return Double.parseDouble(next());
        }

        String nextLine()
        {
            String str = "";
            try
            {
                str = br.readLine();
            }
            catch (IOException e)
            {
                e.printStackTrace();
            }
            return str;
        }
    }
}


Compiler output:
Main.java:8: error: class Atcoder_1 is public, should be declared in a file named Atcoder_1.java
public class Atcoder_1 {
       ^
1 error
Language: Java

import java.util.*;
public class A
{
    public static void main (String [] args)
    {
        Scanner s = new Scanner(System.in);
        
        int a = s.nextInt();
        int b = s.nextInt();
        System.out.println(a*b);
    }
}

Compiler output:
Main.java:2: error: class A is public, should be declared in a file named A.java
public class A
       ^
1 error
Language: C++

#include <iostream>
using namespace std;
#define ll long long
int main ()
{
	int n;
	cin>>n;
    ll a[n];
	for(int i=0;i<n;i++) cin>>a[i];
	int zero =0;
	for(int i=0;i<n;i++)if(a[i]==0) zero ++;

   if(zero >0){
		cout<<"0"<<endl;
		return 0;
	}
	ll prod =1;
	for(int i=0;i<n;i++){
        if(a[i ] <=1000000000000000000/ prod ){
            prod *=a[i];
        }else{
            cout<<"-1"<<endl;
            return 0;
        }
	}
 cout<<prod<<endl;
  return;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:27:3: error: return-statement with no value, in function returning 'int' [-fpermissive]
   27 |   return;
      |   ^~~~~~
Language: C++

#include<stdio.h>

main() {
	int A, B, C;
	scanf_s("%d%d", &A, &B);
	printf("%d", A * B);
	return 0;
}

Compiler output:
a.cc:3:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    3 | main() {
      | ^~~~
a.cc: In function 'int main()':
a.cc:5:9: error: 'scanf_s' was not declared in this scope; did you mean 'scanf'?
    5 |         scanf_s("%d%d", &A, &B);
      |         ^~~~~~~
      |         scanf
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
#define ll long long int
#define rep(i, n) for(int i = 0; i < n; i++)
#define repp(i, n) for(int i = 1; i <= n; i++)
#define sort(v) sort((v).begin(), (v).end())
#define pb push_back
#define mp make_pair
#define all(a) (a).begin(),(a).end()
#define reverse(v) reverse((v).begin(), (v).end())
using vi = vector<int>;
using vs = vector<string>;
using vc = vector<char>;
using vvi = vector<vi>;
using vll = vector<ll>;
using vb = vector<bool>;
using vvb = vector<vb>;
const ll MOD = 1e9+7;
vi alphabet = {'a','b','c','d','e','f','g','h','i','j','k','l','m',
               'n','o','p','q','r','s','t','u','v','w','x','y','z'};
 
int main() {
	ll a;
  	double b;
  	cin>>a>>b;
  	cout<<ll(a*b)<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:12: error: expected primary-expression before 'long'
    4 | #define ll long long int
      |            ^~~~
a.cc:27:15: note: in expansion of macro 'll'
   27 |         cout<<ll(a*b)<<endl;
      |               ^~
Language: C

#include<stdio.h>

int main(void)
{
  int a = 0,b = 0,answer = 0;
  
  scanf(%d,a);
  scanf(%d,b);
  answer = a * b;
  
  prinf("%d\n",answer);
}

Compiler output:
main.c: In function 'main':
main.c:7:9: error: expected expression before '%' token
    7 |   scanf(%d,a);
      |         ^
main.c:8:9: error: expected expression before '%' token
    8 |   scanf(%d,b);
      |         ^
main.c:11:3: error: implicit declaration of function 'prinf'; did you mean 'printf'? [-Wimplicit-function-declaration]
   11 |   prinf("%d\n",answer);
      |   ^~~~~
      |   printf
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
#define ll long long int
#define rep(i, n) for(int i = 0; i < n; i++)
#define repp(i, n) for(int i = 1; i <= n; i++)
#define sort(v) sort((v).begin(), (v).end())
#define pb push_back
#define mp make_pair
#define all(a) (a).begin(),(a).end()
#define reverse(v) reverse((v).begin(), (v).end())
using vi = vector<int>;
using vs = vector<string>;
using vc = vector<char>;
using vvi = vector<vi>;
using vll = vector<ll>;
using vb = vector<bool>;
using vvb = vector<vb>;
const ll MOD = 1e9+7;
vi alphabet = {'a','b','c','d','e','f','g','h','i','j','k','l','m',
               'n','o','p','q','r','s','t','u','v','w','x','y','z'};
 
int main() {
	ll A;
  	double B;
  	cin>>A>>B;
  	B*=1000;
  	ll ans=(A*B)/1000
  	cout<<ans<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:29:9: error: expected ',' or ';' before 'cout'
   29 |         cout<<ans<<endl;
      |         ^~~~
Language: C

#include<stdio.h>

#include<iostream>

using namespace std;

int main()
{
    int a, b;

    cin>>a;
    cin>>b;

    cout<<a*b<<endl;

}


Compiler output:
main.c:3:9: fatal error: iostream: No such file or directory
    3 | #include<iostream>
      |         ^~~~~~~~~~
compilation terminated.
Language: C++

#include <iostream>
#include <string>
using namespace std;

int main() {
	int a, b;
	cin a >> b;
	cout << a * b << endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:12: error: expected ';' before 'a'
    7 |         cin a >> b;
      |            ^~
      |            ;
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main() {
  int A, B;
  cin >> A >> B;
  ｃout<<A*B<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:3: error: '\U0000ff43out' was not declared in this scope
    7 |   ｃout<<A*B<<endl;
      |   ^~~~~
Language: Java

import java.util.Scanner;

public class Mian {

	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int A = scan.nextInt();
		int B = scan.nextInt();
		System.out.println(A*B);

	}

}


Compiler output:
Main.java:3: error: class Mian is public, should be declared in a file named Mian.java
public class Mian {
       ^
1 error
Language: C++

#include<algorithm>
#include<cmath>
using namespace std;
#define N 1000009
#define LL long long
LL le[N], prime[N];
void init() {
	memset(prime, -1, sizeof(int) * N);
	prime[0] = 0, prime[1] = 0;
	long long j;
	for(long long i = 2;i < N;i++){
		if (!prime[i])
			continue;
		for (j = i * i;j < N;j += i)
			prime[j] = 0;
	}
}
//int solve(long long n, int i) {
//
//}
int main() {
	std::ios::sync_with_stdio(0); std::cin.tie(0);
	long long n, temp;
	LL ans = 0;
	cin >> n;
    memset(le, 0, sizeof(long long) * N);
	temp = n;
	init();
	long long a = sqrt(n), b;
	for (long long i = 2;i * i <= n;i++) {
		if (n % i == 0 && prime[i] == -1) {
			b = i;
			while (n % b == 0) {
				le[i]++;
				b *= i;
				temp /= i;
			}
		}
	}
	LL j = 0, t, count = 0;
	for (LL i = 2;i <= a;i++) {
		if (!prime[i])
			continue;
		t = 0, count = 0;
		for (j = 1;j <= le[i];j++) {
			t += j;
			if (t > le[i])
				break;
			count++;
		}
		ans += count;
	}
	if (temp >= N)
		ans++;
	cout << ans;
	return 0;
}

Compiler output:
a.cc: In function 'void init()':
a.cc:8:9: error: 'memset' was not declared in this scope
    8 |         memset(prime, -1, sizeof(int) * N);
      |         ^~~~~~
a.cc:3:1: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    2 | #include<cmath>
  +++ |+#include <cstring>
    3 | using namespace std;
a.cc: In function 'int main()':
a.cc:22:14: error: 'std::ios' has not been declared
   22 |         std::ios::sync_with_stdio(0); std::cin.tie(0);
      |              ^~~
a.cc:22:44: error: 'cin' is not a member of 'std'
   22 |         std::ios::sync_with_stdio(0); std::cin.tie(0);
      |                                            ^~~
a.cc:3:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    2 | #include<cmath>
  +++ |+#include <iostream>
    3 | using namespace std;
a.cc:25:9: error: 'cin' was not declared in this scope
   25 |         cin >> n;
      |         ^~~
a.cc:25:9: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:26:5: error: 'memset' was not declared in this scope
   26 |     memset(le, 0, sizeof(long long) * N);
      |     ^~~~~~
a.cc:26:5: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
a.cc:55:9: error: 'cout' was not declared in this scope
   55 |         cout << ans;
      |         ^~~~
a.cc:55:9: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'