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

#include <cstdio>
#include <iostream>
using namespace std;
int main (){
    int a,b;
    int m[3];
    int max=0;
    cin>>a>>b;
    m[0]=a+b;
    m[1]=a-b;
    m[2]=a*b;
    for(int i=0;i<=2;i++)
    {
        if(m[i]>max||m[i]==ax){
            max=m[i];
        }
    }
    cout<<max<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:28: error: 'ax' was not declared in this scope; did you mean 'max'?
   14 |         if(m[i]>max||m[i]==ax){
      |                            ^~
      |                            max
Language: C++

#include<iostream>
#include<string>
#include<complex>
#include<vector>
#include<algorithm>
#include<functional>
#include<array>
using namespace std;
typedef unsigned long long ull;
typedef long long ll;


int main() {
	int a, b, c, d, e;
	cin >> a >> b;
	c = a + b; d = a - b; e = a * b;
	cout << max(c, d, e) << endl;



	return 0;
}

Compiler output:
In file included from /usr/include/c++/14/string:51,
                 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/c++/14/bits/stl_algobase.h: In instantiation of 'constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare) [with _Tp = int; _Compare = int]':
a.cc:17:13:   required from here
   17 |         cout << max(c, d, e) << endl;
      |                 ~~~^~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:306:17: error: '__comp' cannot be used as a function
  306 |       if (__comp(__a, __b))
      |           ~~~~~~^~~~~~~~~~
Language: C++

#include <cstdio>
#include <iostream>
using namespace std;
int main (){
    int a,b;
    int m[3];
    int max=0;
    cin>>a>>b;
    m[0]=a+b;
    m[1]=a-b;
    m[2]=a*b;
    for(int i=0;i<=2;i++)
    {
        if(m[i]>max||m[i]=max){
            max=m[i];
        }
    }
    cout<<max<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:20: error: lvalue required as left operand of assignment
   14 |         if(m[i]>max||m[i]=max){
      |            ~~~~~~~~^~~~~~
Language: C

#include <stdio.h>
int main()
{
	int A,B;
	scanf("%d,%d"&A,&B);
	
	if(A+B>=A*B){
		if(A+B>=A-B){
			printf("%d",A+B);
		}else{
			printf("%d",A-B);}
	}else{
		if(A*B>=A+B){
			if(A*B>=A-B){
				printf("%d",A*B);
			}else{
				printf("%d",A-B);}
		}
	}
	retutn 0;
}

Compiler output:
main.c: In function 'main':
main.c:5:22: error: invalid operands to binary & (have 'char *' and 'int')
    5 |         scanf("%d,%d"&A,&B);
      |               ~~~~~~~^
      |               |
      |               char *
main.c:20:9: error: 'retutn' undeclared (first use in this function)
   20 |         retutn 0;
      |         ^~~~~~
main.c:20:9: note: each undeclared identifier is reported only once for each function it appears in
main.c:20:15: error: expected ';' before numeric constant
   20 |         retutn 0;
      |               ^~
      |               ;
Language: Java

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(Math.max(a+b,Math.max(a-b,a*b)));
}
}

Compiler output:
Main.java:3: error: cannot find symbol
Scanner sc = new Scanner(System.in);
^
  symbol:   class Scanner
  location: class Main
Main.java:3: error: cannot find symbol
Scanner sc = new Scanner(System.in);
                 ^
  symbol:   class Scanner
  location: class Main
2 errors
Language: C++

#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include<stdbool.h>
#include<math.h>

#define SIZE 20

int data[SIZE];
char line[SIZE];

int main(){
#ifdef DEBUG
	printf("DEBUGGING ON\n");
#endif
	int A,B,a,s,m,max;
	scanf("%d %d" &A,&B);
	a=A+B;
	s=A-B;
	m=A*B;
	max=a;
	if (max < s) max=s;
	if (max < m) max=m;
	printf("%d",max);
	return (0);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:23: error: invalid operands of types 'const char [6]' and 'int' to binary 'operator&'
   17 |         scanf("%d %d" &A,&B);
      |               ~~~~~~~ ^~
      |               |        |
      |               |        int
      |               const char [6]
Language: C++


#include "stdafx.h"
#include "iostream"
#include "algorithm"

using namespace std;

int main()
{	
	int A, B;
	cin >> A >> B;
	cout << max(max(A + B, A - B),A*B) << endl;

    return 0;
}

Compiler output:
a.cc:2:10: fatal error: stdafx.h: No such file or directory
    2 | #include "stdafx.h"
      |          ^~~~~~~~~~
compilation terminated.
Language: C++

#include<iostream>
#include<vector>
#include<stdio.h>
using namespace std;
int main(){
  int a,b;
  scanf("%d%d",&a,&b);
  int x[3];
  x[0]=a+b,x[1]=a-b,x[2]=a*b;
  sort(x,x+3);
  printf("%d",x[2]);
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:3: error: 'sort' was not declared in this scope; did you mean 'short'?
   10 |   sort(x,x+3);
      |   ^~~~
      |   short
Language: C++

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



Compiler output:
In file included from /usr/include/c++/14/algorithm:60,
                 from a.cc:2:
/usr/include/c++/14/bits/stl_algobase.h: In instantiation of 'constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare) [with _Tp = int; _Compare = int]':
a.cc:6:25:   required from here
    6 |   printf("%d\n",std::max(a+b,a-b,a*b));
      |                 ~~~~~~~~^~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:306:17: error: '__comp' cannot be used as a function
  306 |       if (__comp(__a, __b))
      |           ~~~~~~^~~~~~~~~~
Language: C++

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


Compiler output:
a.cc: In function 'int main()':
a.cc:6:38: error: expected ')' before ';' token
    6 |   printf("%d\n",std::max(a+b,a-b,a*b);
      |         ~                            ^
      |                                      )
In file included from /usr/include/c++/14/algorithm:60,
                 from a.cc:2:
/usr/include/c++/14/bits/stl_algobase.h: In instantiation of 'constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare) [with _Tp = int; _Compare = int]':
a.cc:6:25:   required from here
    6 |   printf("%d\n",std::max(a+b,a-b,a*b);
      |                 ~~~~~~~~^~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:306:17: error: '__comp' cannot be used as a function
  306 |       if (__comp(__a, __b))
      |           ~~~~~~^~~~~~~~~~
Language: C++

#include <stdio.h>

int main(){
  int a, b;
  scanf("%d%d",&a,&b);
  printf("%d\n",std::max(a+b,a-b,a*b);
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:22: error: 'max' is not a member of 'std'
    6 |   printf("%d\n",std::max(a+b,a-b,a*b);
      |                      ^~~
Language: C++

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

int main(){
  int A,B,C;
  cin >> A >> B;
  if(B>=0){
    C = A+B;
  }
  else(){
    C = A-B;
  }
  
  if(C>=A*B){
    cout << C;
  }
  else if(C<A*B){
    cout << A*B;
  }

Compiler output:
a.cc: In function 'int main()':
a.cc:11:8: error: expected primary-expression before ')' token
   11 |   else(){
      |        ^
a.cc:20:4: error: expected '}' at end of input
   20 |   }
      |    ^
a.cc:5:11: note: to match this '{'
    5 | int main(){
      |           ^
Language: C++

#include <iostream>
using namespace std;

int main() {
    std::ios::sync_with_stdio(false);
    cout.tie(0); cin.tie(0);
    int A,B; cin>>A>>B;
    cout<<max({A+B,A-B,A*B})<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:14: error: no matching function for call to 'max(<brace-enclosed initializer list>)'
    8 |     cout<<max({A+B,A-B,A*B})<<endl;
      |           ~~~^~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/string:51,
                 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/c++/14/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   candidate expects 2 arguments, 1 provided
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 1 provided
Language: C++

#include <iostream>
using namespace std;
int main(){
	int a,b;
	cin>>a>>b;
	int c=a+b;
	int d=a-b;
	int e=a*b;
	if((c>=d);&&(c>=e)){
		cout<<c;
	}
	if((d>c)&&(d>=e)){
		cout<<d;
	}
	else{
		cout<<e;
	}
	
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:21: error: expected identifier before '(' token
    9 |         if((c>=d);&&(c>=e)){
      |                     ^
a.cc:9:21: error: expected ')' before '(' token
    9 |         if((c>=d);&&(c>=e)){
      |           ~         ^
      |                     )
Language: Java

import java.util.Scanner;

public class Main {
    public static void main(String[] args){
        //Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int y = sc.nextInt();

        int suma = n * y;
        int sumb = n-y;
        int sumc = y-n;
        int sumd = n +y;

        System.out.println(max(suma,sumb,sumc,sumd));




    }
}


Compiler output:
Main.java:6: error: cannot find symbol
        int n = sc.nextInt();
                ^
  symbol:   variable sc
  location: class Main
Main.java:7: error: cannot find symbol
        int y = sc.nextInt();
                ^
  symbol:   variable sc
  location: class Main
Main.java:14: error: cannot find symbol
        System.out.println(max(suma,sumb,sumc,sumd));
                           ^
  symbol:   method max(int,int,int,int)
  location: class Main
3 errors
Language: C++

#include <bits/stc++.h>
using namespace std;
int main() {
   long long a , b , c;
cout << max(max(a + b , a - b) , a * b ) << endl;
return 0;
}

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

#include <iostream>
using namespace std;

int main(){
    int A=0,B=0,result[3];
    cin >> A >>B;

    result[0] = A + B;
    result[1] = A * B;
    result[2] = A - B;

    sort(result, result+2);



    cout << result[0] << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   12 |     sort(result, result+2);
      |     ^~~~
      |     short
Language: C++

#include <cstdio>
#include <iostream>
#include <vector>
#include <string>
#include <map>
#include <queue>
#include <algorithm>
#include <cmath>
#include <cassert>
#include <sstream>
#include <string.h>
#define ll long long
#define pb push_back
using namespace std;

int main()
{
int a,b;
	cin>>a>>b;
		int a+b=x;
        int a-b=y;
        int a*b=z;
        if(x>y>z)
        cout<<x;
        if(x>z>y)
        cout<<x;
        if(y>x>z)
        cout<<y;
        if(y>z>x)
        cout<<y;
        if(z>x>y)
        cout<<z;
        if(z>y>x)
        cout<<z;
        if(x=z=y)
        cout<<x;
system ("pause");
return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:22: error: expected initializer before '+' token
   20 |                 int a+b=x;
      |                      ^
a.cc:21:14: error: expected initializer before '-' token
   21 |         int a-b=y;
      |              ^
a.cc:22:14: error: expected initializer before '*' token
   22 |         int a*b=z;
      |              ^
a.cc:23:12: error: 'x' was not declared in this scope
   23 |         if(x>y>z)
      |            ^
a.cc:23:14: error: 'y' was not declared in this scope
   23 |         if(x>y>z)
      |              ^
a.cc:23:16: error: 'z' was not declared in this scope
   23 |         if(x>y>z)
      |                ^
a.cc:25:12: error: 'x' was not declared in this scope
   25 |         if(x>z>y)
      |            ^
a.cc:25:14: error: 'z' was not declared in this scope
   25 |         if(x>z>y)
      |              ^
a.cc:25:16: error: 'y' was not declared in this scope
   25 |         if(x>z>y)
      |                ^
a.cc:27:12: error: 'y' was not declared in this scope
   27 |         if(y>x>z)
      |            ^
a.cc:27:14: error: 'x' was not declared in this scope
   27 |         if(y>x>z)
      |              ^
a.cc:27:16: error: 'z' was not declared in this scope
   27 |         if(y>x>z)
      |                ^
a.cc:29:12: error: 'y' was not declared in this scope
   29 |         if(y>z>x)
      |            ^
a.cc:29:14: error: 'z' was not declared in this scope
   29 |         if(y>z>x)
      |              ^
a.cc:29:16: error: 'x' was not declared in this scope
   29 |         if(y>z>x)
      |                ^
a.cc:31:12: error: 'z' was not declared in this scope
   31 |         if(z>x>y)
      |            ^
a.cc:31:14: error: 'x' was not declared in this scope
   31 |         if(z>x>y)
      |              ^
a.cc:31:16: error: 'y' was not declared in this scope
   31 |         if(z>x>y)
      |                ^
a.cc:33:12: error: 'z' was not declared in this scope
   33 |         if(z>y>x)
      |            ^
a.cc:33:14: error: 'y' was not declared in this scope
   33 |         if(z>y>x)
      |              ^
a.cc:33:16: error: 'x' was not declared in this scope
   33 |         if(z>y>x)
      |                ^
a.cc:35:12: error: 'x' was not declared in this scope
   35 |         if(x=z=y)
      |            ^
a.cc:35:14: error: 'z' was not declared in this scope
   35 |         if(x=z=y)
      |              ^
a.cc:35:16: error: 'y' was not declared in this scope
   35 |         if(x=z=y)
      |                ^
Language: C++

#include <iostream>
#include <array>

int main()
{
    int n;
    std::cin >> n;

    std::array<int_64t, 200005> v;
    for (int i = 0; i < n; ++i)
    {
        int_64t temp;
        std::cin >> temp;
        v[i] = temp;
    }

    int_64t count = 0;
    int_64t sum = v[0];
    int_64t temp = v[0];
    for (int i = 0, j = 1; i < n; i++)
    {
        for (;(j < n) && (temp & v[j]) == 0; ++j)
        {
            temp ^= v[j];
        }
        temp ^= v[i];
        count += j - i;
    }
    std::cout << count << std::endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:16: error: 'int_64t' was not declared in this scope; did you mean 'int64_t'?
    9 |     std::array<int_64t, 200005> v;
      |                ^~~~~~~
      |                int64_t
a.cc:9:31: error: template argument 1 is invalid
    9 |     std::array<int_64t, 200005> v;
      |                               ^
a.cc:12:16: error: expected ';' before 'temp'
   12 |         int_64t temp;
      |                ^~~~~
      |                ;
a.cc:13:21: error: 'temp' was not declared in this scope; did you mean 'tm'?
   13 |         std::cin >> temp;
      |                     ^~~~
      |                     tm
a.cc:14:10: error: invalid types 'int[int]' for array subscript
   14 |         v[i] = temp;
      |          ^
a.cc:17:12: error: expected ';' before 'count'
   17 |     int_64t count = 0;
      |            ^~~~~~
      |            ;
a.cc:18:12: error: expected ';' before 'sum'
   18 |     int_64t sum = v[0];
      |            ^~~~
      |            ;
a.cc:19:12: error: expected ';' before 'temp'
   19 |     int_64t temp = v[0];
      |            ^~~~~
      |            ;
a.cc:22:27: error: 'temp' was not declared in this scope; did you mean 'tm'?
   22 |         for (;(j < n) && (temp & v[j]) == 0; ++j)
      |                           ^~~~
      |                           tm
a.cc:22:35: error: invalid types 'int[int]' for array subscript
   22 |         for (;(j < n) && (temp & v[j]) == 0; ++j)
      |                                   ^
a.cc:24:22: error: invalid types 'int[int]' for array subscript
   24 |             temp ^= v[j];
      |                      ^
a.cc:26:9: error: 'temp' was not declared in this scope; did you mean 'tm'?
   26 |         temp ^= v[i];
      |         ^~~~
      |         tm
a.cc:26:18: error: invalid types 'int[int]' for array subscript
   26 |         temp ^= v[i];
      |                  ^
a.cc:27:9: error: 'count' was not declared in this scope
   27 |         count += j - i;
      |         ^~~~~
a.cc:29:18: error: 'count' was not declared in this scope
   29 |     std::cout << count << std::endl;
      |                  ^~~~~
Language: C++

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

Compiler output:
a.cc: In function 'int main()':
a.cc:6:12: error: no matching function for call to 'max(<brace-enclosed initializer list>)'
    6 |   cout<<max({a+b,a-b,a*b});
      |         ~~~^~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/string:51,
                 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/c++/14/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   candidate expects 2 arguments, 1 provided
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 1 provided
Language: C++

#include <iostream>
#include <string>
#include <cmath>
#include <unordered_map>


inline LL R(){
    char c='!';LL x=0,z=1;
    for( ; c>'9'||c<'0';c=getchar()) if(c=='-')z=-1;
    for(;c>='0'&&c<='9';c=getchar()) x=x*10+c-'0';
    return x*z;
}

size_t A[200000];
int main(void) {
  int n;

  std::cin >> n; /* 1 to 3*10^5 */

  //int* A = new int[n];
  for (size_t i = 0; i < n; i++) {
    A[i] = R();
    //std::cin >> A[i];
  }

  size_t count = 0;

  size_t lsum = 0;
  size_t rsum = 0;
  size_t l, r;
  size_t offset = 0;
  size_t i = 0;
  while(i < n) {
    size_t lcount = 0;
    for (size_t j = i + offset; j < n; ++j) {
      l = lsum ^ A[j];
      r = rsum + A[j];
      if (l != r) {
        break;
      }
      lcount++;
      lsum = l;
      rsum = r;
    }

    count += lcount + offset;

#if 0
    if (lcount + offset > 1) {
      offset = lcount + offset - 1;
    } else {
      offset = 0;
    }
#else
    offset += lcount;
    if (offset) {
      --offset;
    }
#endif
    lsum ^= A[i];
    rsum -= A[i];
    ++i;
  }

  std::cout << count << std::endl;;

  return 0;
}

Compiler output:
a.cc:7:8: error: 'LL' does not name a type
    7 | inline LL R(){
      |        ^~
a.cc: In function 'int main()':
a.cc:22:12: error: 'R' was not declared in this scope
   22 |     A[i] = R();
      |            ^
Language: C++

#include <bits/stdc++.h>
#define _USE_MATH_DEFINES
#include <cmath>
#include <vector>
using namespace std;
#define pi M_PI

int main(){
    int a, b;
    cin >> a >> b;
    p = a + b;
    s = a - b;
    m = a * b;
    int ans = max({p, s, m});
    cout << ans << endl;

    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:5: error: 'p' was not declared in this scope
   11 |     p = a + b;
      |     ^
a.cc:12:5: error: 's' was not declared in this scope
   12 |     s = a - b;
      |     ^
a.cc:13:5: error: 'm' was not declared in this scope
   13 |     m = a * b;
      |     ^
a.cc:14:18: error: no matching function for call to 'max(<brace-enclosed initializer list>)'
   14 |     int ans = max({p, s, m});
      |               ~~~^~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   candidate expects 2 arguments, 1 provided
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 1 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5706:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5706 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note:   template argument deduction/substitution failed:
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note:   candidate expects 2 arguments, 1 provided
Language: Java

import java.util.*;

public class NewClass4 {
    public static void main(String[] args) {
        Scanner sc=new Scanner(System.in);
        int a=sc.nextInt();
        int b=sc.nextInt();
        int add=a+b;
        int mul=a*b;
        int sub=a-b;
        int res=Math.max(Math.max(add, sub), mul);
        System.out.println(res);
    }    
       
}

Compiler output:
Main.java:3: error: class NewClass4 is public, should be declared in a file named NewClass4.java
public class NewClass4 {
       ^
1 error
Language: C

#include <studio.h>

int main( ){
int a,b;
scanf(“%d%d”,&a,&b);
int max=a+b;
if(a-b>max) max=a-b;
if(a*b>max) max=a*b;
printf(“%d\n”,max);
return 0;
}

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

#include<bits/stdc++h>

using namespace std;

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

Compiler output:
a.cc:1:9: 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;
using ll = long long;
using vi = vector<ll>;
using vs = vector<string>;
#define  rep(i,n) for(ll i = 0; i < (n); ++i)
#define  red(i,n) for(ll i = (n)-1; i >= 0; --i)
#define  all(a)   begin(a),end(a)
#define  pb(a)    push_back(a)
#define  yn(a)    cout << ( (a)?"Yes\n":"No\n" );
inline ll gcd(ll a,ll b) { return b?gcd(b,a%b):a; }
const ll INF = 1e9+9, LINF = 1e18;


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


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>
#include <algorithm>

using namespace std;

int main()
{
    cin >> a >> b;

    cout << max(a + b, max(a - b, a * b)) << endl;

    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:12: error: 'a' was not declared in this scope
    8 |     cin >> a >> b;
      |            ^
a.cc:8:17: error: 'b' was not declared in this scope
    8 |     cin >> a >> b;
      |                 ^
Language: C

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

int count(char *s, char c, int N1, int N2)
{
  int i, num = 0;
  for (i = N1; i < N2; ++i)
  {
    if (s[i] == c) ++num;
  }
  return num;
}

int main()
{
  int N;
  scanf("%d", &N);
  char S[N];
  scanf("%s", S);

  int n_list[N];
  int j;
  for (j = 0; j < N: ++j)
  {
    n_list[j] = 0;
  }

  int num = 0;
  num += count(S, 'E', 1, N);
  n_list[0] = num;
  int i;
  for (i = 1; i < N - 2; ++i)
  {
    num = 0;
    num += count(S, 'W', 0, i-1);
    num += count(S, 'E', i+1, N);
    n_list[i] = num;
  }
  num = 0;
  num += count(S, 'W', 0, N-1);
  n_list[0] = num;

  num = 10;
  for (i = 0; i < N; ++i)
  {
    printf("%d\n", n_list[i]);
    if (n_list[i] < num) num = n_list[i];
  }

  printf("%d", num);
}


Compiler output:
main.c: In function 'main':
main.c:23:20: error: expected ';' before ':' token
   23 |   for (j = 0; j < N: ++j)
      |                    ^
      |                    ;
Language: C

include <stdio.h>

int main(void)

{  
   int i,k,min,N;
   char S[N];
   int c[N];
scanf("%d", &N);
for( i=0 ; i<=N-1 ; ++i)
  scanf(" %c", &S[i]);
for( i=0 ; i<=N-1 ; ++i)
   c[i] = 0;

for( i=0 ; i<=N-1 ; ++i)
{if(S[i] == 'E')
{  for ( k=0 ; k<=i-1 ; ++k ) 
   { if(S[k]=='E')
    c[i] =c[i]+1;}  
  for ( k=i+1 ; k<=N-1 ; ++k )
   { if(S[k]=='W')
    c[i] =c[i]+1;}  
 }   
}
for( i=0 ; i<=N-1 ; ++i)
{if(S[i] == 'W')
{  for ( k=0 ; k<=i-1 ; ++k ) 
   { if(S[k]=='W')
    c[i] =c[i]+1;}  
  for ( k=i+1 ; k<=N-1 ; ++k )
   { if(S[k]=='E')
    c[i] =c[i]+1;}  
 }   
}

min=c[0];

for( i=0 ; i<=N-1 ; ++i)
{  if(min>c[i])
   min = c[i];
}
printf("%d", min);
printf("%d",c[2]);


return(0);


}


Compiler output:
main.c:1:9: error: expected '=', ',', ';', 'asm' or '__attribute__' before '<' token
    1 | include <stdio.h>
      |         ^
Language: C

#include<stdio.h>
#include<math.h>
int main(){
 int A,B,x,y,z;
  scanf("%d,%d",&A&B);
  x=A+B;
  y=A-B;
  z=A*B;
  if(x-y>=0){
    if(x-z>=0){
    printf("%d",x);
   
    }
    else{
    printf("%d",z);
    }
  }
  else{
    if(y-z>=0){
      printf("%d",y);
      
    }
    else{
    printf("%d",z);
    }
  }
  return 0;
}


Compiler output:
main.c: In function 'main':
main.c:5:19: error: invalid operands to binary & (have 'int *' and 'int')
    5 |   scanf("%d,%d",&A&B);
      |                 ~~^
      |                 |
      |                 int *
Language: C++

#include <iosteram>
#include <math.h>
using namespace std;

int main(){
  
  int A,B;
  
  int sum = A+B;
  int diff = A-B;
  int mul = A*B;
  
  int m1 = max(sum,diff);
  int m2 = max(diff,mul);
  
  cout << max(m1,m2) << endl;
  
  return 0;
}


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

a、b=map(int, input(),split())
x =a+b
y =a-b
z =a*b
print(max(x,y,z))

Compiler output:
a.cc:1:1: error: extended character 、 is not valid in an identifier
    1 | a、b=map(int, input(),split())
      | ^
a.cc:1:1: error: 'a\U00003001b' does not name a type
    1 | a、b=map(int, input(),split())
      | ^~~~
Language: C

#include<stdio.h>
#include<math.h>
int main(){
 int A,B,x,y,z;
  scanf("%d,%d",&A&B);
  x=A+B;
  y=A-B;
  z=A*B;
  if(x-y>=0){
    if(x-z>=0){
    printf("%d",x);
   
    }
    printf("%d",z);
   
  }
  else{
    if(y-z>=0){
      printf("%d",y);
      
    }
    printf("%d",z);
  }
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:5:19: error: invalid operands to binary & (have 'int *' and 'int')
    5 |   scanf("%d,%d",&A&B);
      |                 ~~^
      |                 |
      |                 int *
Language: C++

#include <iosteram>
#include <math.h>
using namespace std;

int main(){
  
  int A,B;
  
  int sum = A+B;
  int diff = A-B;
  int mul = A*B;
  
  int m1 = max(sum,diff);
  int m2 = max(diff,mul);
  
  cout << max(m1,m2) << endl;
  
  return 0;
}

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

include<stdio.h>
int main(void)
{
    int A,B;
    scanf("%d",&A);
    scanf("%d",&B);

}
int max3(int A+B,int A＊B,int A-B)

{
    int max=A+B;

    if(A＊B>max) max=A＊B;
    if(A-B>max) max=A-B;
    return max;
#
}
int main
{
    printf("%d",max)
}


Compiler output:
main.c:1:8: error: expected '=', ',', ';', 'asm' or '__attribute__' before '<' token
    1 | include<stdio.h>
      |        ^
main.c:9:15: error: expected ';', ',' or ')' before '+' token
    9 | int max3(int A+B,int A＊B,int A-B)
      |               ^
main.c:20:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
   20 | {
      | ^
Language: C

include<stdio.h>
int main(void)
{
    int A,B;
    scanf("%d",&A);
    scanf("%d",&B);

}
int max3(int A+B,int A＊B,int A-B)

{
    int max=A+b;

    if(A＊B>max) max=A＊B;
    if(A-B>max) max=A-B;
    return max;
#
}
int main
{
    printf("%d",max)
}


Compiler output:
main.c:1:8: error: expected '=', ',', ';', 'asm' or '__attribute__' before '<' token
    1 | include<stdio.h>
      |        ^
main.c:9:15: error: expected ';', ',' or ')' before '+' token
    9 | int max3(int A+B,int A＊B,int A-B)
      |               ^
main.c:20:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
   20 | {
      | ^
Language: C

#include <stdio.h>
int main (void){
scanf("%d",&a);
scanf("%d",&b);

if(a+b>a*b&&a-b){
printf("%d",a+b);
}else if(a*b>a+b&&a-b){
printf("%d",a*b);
}else{
printf("%d",a-b);
}

return 0;
}

Compiler output:
main.c: In function 'main':
main.c:3:13: error: 'a' undeclared (first use in this function)
    3 | scanf("%d",&a);
      |             ^
main.c:3:13: note: each undeclared identifier is reported only once for each function it appears in
main.c:4:13: error: 'b' undeclared (first use in this function)
    4 | scanf("%d",&b);
      |             ^
Language: C

#include <stdio.h>
int main(void) {
    int N;
    scanf("%d",&N);
    char text[N],s[26];
    scanf("%s",text);
    s[0]='a';
    s[1]='b';
    s[2]='c';
    s[3]='d';
    s[4]='e';
    s[5]='f';
    s[6]='g';
    s[7]='h';
    s[8]='i';
    s[9]='j';
    s[10]='k';
    s[11]='l';
    s[12]='m';
    s[13]='n';
    s[14]='o';
    s[15]='p';
    s[16]='q';
    s[17]='r';
    s[18]='s';
    s[19]='t';
    s[20]='u';
    s[21]='v';
    s[22]='w';
    s[23]='x';
    s[24]='y';
    s[25]='z';
    for(i=0;i<N;i++){
    test[i]=
}




    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:33:9: error: 'i' undeclared (first use in this function)
   33 |     for(i=0;i<N;i++){
      |         ^
main.c:33:9: note: each undeclared identifier is reported only once for each function it appears in
main.c:34:5: error: 'test' undeclared (first use in this function); did you mean 'text'?
   34 |     test[i]=
      |     ^~~~
      |     text
main.c:35:1: error: expected expression before '}' token
   35 | }
      | ^
Language: C++

#include <iostream>

using namespace std;

int main(void)
{
  int max;
  int num1=a+b,num2=a-b,num3=a*b;
  
  cin >> num1;
  cin >> num2;
  cin >> num3;
  
  max = num1;
  if( max < num2 ) {
    max = num2;
  }
  if( max < num3 ) {
    max = num3;
  }
  
  cout << max;
  
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:12: error: 'a' was not declared in this scope
    8 |   int num1=a+b,num2=a-b,num3=a*b;
      |            ^
a.cc:8:14: error: 'b' was not declared in this scope
    8 |   int num1=a+b,num2=a-b,num3=a*b;
      |              ^
a.cc:11:10: error: 'num2' was not declared in this scope; did you mean 'num1'?
   11 |   cin >> num2;
      |          ^~~~
      |          num1
a.cc:12:10: error: 'num3' was not declared in this scope; did you mean 'num1'?
   12 |   cin >> num3;
      |          ^~~~
      |          num1
Language: Java


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

public class Msin {
  public static void main( String[] args ) {
	  int a,b,x,y,z;
//InputStreamReader isr = new Scanner(System.in);
      Scanner scan = new Scanner(System.in);
/*	  BufferedReader br = new BufferedReader(scan);
try{
	String buf = br.readLine();
	a = Integer.parseInt(buf);
//	System.out.print("b = ");
	buf = br.readLine();
	b = Integer.parseInt(buf);
}catch(Exception e){
    a = 0;
	b = 0;
}
*/
   a = scan.nextInt();
   b = scan.nextInt();
   x = a + b;
   y = a - b;
   z = a * b;
   
int values[] = {x, y, z};
int max      = values[0];
for (int index = 1; index < values.length; index ++) {
	 max = Math.max(max, values[index]);
     }
	  System.out.println ( max );
  }
}


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

include<iostream>
using namespace std;
int main(){
int a,b;
cin>>a>>b;
int ans=a+b;
if(ans<a-b) ans=a-b;
if(ans<a*b) ans=a*b;
cout<<ans;
return 0;
}

Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include<iostream>
      | ^~~~~~~
a.cc: In function 'int main()':
a.cc:5:1: error: 'cin' was not declared in this scope
    5 | cin>>a>>b;
      | ^~~
a.cc:9:1: error: 'cout' was not declared in this scope
    9 | cout<<ans;
      | ^~~~
Language: C++

#include <iostream>
using namespace std;

int main(){
    int A=0,B=0,result[2];
    cin >> A >>B;

    result[0] = A + B;
    result[1] = A * B;
    result[2] = A - B;

    sort(result, result+2);



    cout << result[0] << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   12 |     sort(result, result+2);
      |     ^~~~
      |     short
Language: C

#include <iostream>
using namespace std;
    int max(int A, int B)
{
     if (A+B>A*B&&A+B>A-B)
              return A+B;
    else if(A-B>A+B&&A-B>A*B)
              return A-B;
  else if(A*B>A+B&&A*B>A-B)
            return A*B;
}

int main(void)
{ int num1, num2, ans;
scanf("%d", &num1);
scanf("%d", &num2);
ans=max(num1, num2);
printf("%d\n",ans);
return 0;
}

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;
int main()
{
    int a,b;
    cin>>a>>b;
    if(a>0&&b>0)
    {
    	if(a==1||b==1)
    	{
    		cout<<a+b;
		}
		else
		{
			cout<<a*b;
		}
	}
	else if((a<0&&b>0)||(a>0&&b<0))
	{
		if(a<0)
		{
			cout<<b-a;
		}
		else if(b>0)
		{
			cout<<a-b;
		}
	}
	else if(a<0&&b<0)
	{
		if(a==-1||b==-1)
		{
			cout<<a+b;
		}
		else
		{
			cout<<a*b;
		}
	}
	else if(a=0&&b!=0)
	{
		if(b>0)
		{
			cout<<a-b;
		}
		else
		{
			cout<<a+b;
		}
	}
	else if(a!=0&&b=0)
	{
		if(a<0)
		{
			cout<<b-a;
		}
		else
		{
			cout<<b+a;
		}
	}
	else
	{
		cout<<a;
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:51:21: error: lvalue required as left operand of assignment
   51 |         else if(a!=0&&b=0)
      |                 ~~~~^~~
Language: C++

#include<iostream>
using namespace std;

int main() {
    int a, b;
    cin >> a >> b;

    int ans = max({a+b, a-b, a+b, a*b});

    cout << ans << endl;

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:18: error: no matching function for call to 'max(<brace-enclosed initializer list>)'
    8 |     int ans = max({a+b, a-b, a+b, a*b});
      |               ~~~^~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/string:51,
                 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/c++/14/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   candidate expects 2 arguments, 1 provided
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 1 provided
Language: C++


#include <iostream>
using namespace std;

int main(){
    int A=0,B=0,result;
    cin >> A >>B;

    int X = A + B;
    int Y = A * B;
    int Z = A - B;

    result = max(X,Y,Z);


    cout << result << endl;
}


Compiler output:
In file included from /usr/include/c++/14/string:51,
                 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:2:
/usr/include/c++/14/bits/stl_algobase.h: In instantiation of 'constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare) [with _Tp = int; _Compare = int]':
a.cc:13:17:   required from here
   13 |     result = max(X,Y,Z);
      |              ~~~^~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:306:17: error: '__comp' cannot be used as a function
  306 |       if (__comp(__a, __b))
      |           ~~~~~~^~~~~~~~~~
Language: C

int max(int A, int B)
{
     if (A+B>A*B&&A+B>A-B)
              return A+B;
    else if(A-B>A+B&&A-B>A*B)
              return A-B;
  else if(A*B>A+B&&A*B>A-B)
            return A*B;
}

Int main(void)
{ int num1, num2, ans;
scanf(“%d”, &num1);
scanf(“%d”, &num2);
ans=max(num1, num2);
printf(“%d¥d”,ans);
return 0;
}


Compiler output:
main.c:11:1: error: unknown type name 'Int'; did you mean 'int'?
   11 | Int main(void)
      | ^~~
      | int
main.c: In function 'main':
main.c:13:1: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
   13 | scanf(“%d”, &num1);
      | ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
  +++ |+#include <stdio.h>
    1 | int max(int A, int B)
main.c:13:1: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
   13 | scanf(“%d”, &num1);
      | ^~~~~
main.c:13:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:13:7: error: stray '\342' in program
   13 | scanf(<U+201C>%d<U+201D>, &num1);
      |       ^~~~~~~~
main.c:13:8: error: expected expression before '%' token
   13 | scanf(“%d”, &num1);
      |        ^
main.c:13:10: error: stray '\342' in program
   13 | scanf(<U+201C>%d<U+201D>, &num1);
      |                 ^~~~~~~~
main.c:14:7: error: stray '\342' in program
   14 | scanf(<U+201C>%d<U+201D>, &num2);
      |       ^~~~~~~~
main.c:14:8: error: expected expression before '%' token
   14 | scanf(“%d”, &num2);
      |        ^
main.c:14:10: error: stray '\342' in program
   14 | scanf(<U+201C>%d<U+201D>, &num2);
      |                 ^~~~~~~~
main.c:16:1: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
   16 | printf(“%d¥d”,ans);
      | ^~~~~~
main.c:16:1: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:16:1: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:16:1: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:16:8: error: stray '\342' in program
   16 | printf(<U+201C>%d<U+00A5>d<U+201D>,ans);
      |        ^~~~~~~~
main.c:16:9: error: expected expression before '%' token
   16 | printf(“%d¥d”,ans);
      |         ^
main.c:16:11: error: stray '\302' in program
   16 | printf(<U+201C>%d<U+00A5>d<U+201D>,ans);
      |                  ^~~~~~~~
main.c:16:13: error: stray '\342' in program
   16 | printf(<U+201C>%d<U+00A5>d<U+201D>,ans);
      |                           ^~~~~~~~
Language: C++

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <iostream>
#include <string>
#include <map>
#include <vector>
#include <queue>
#include <stack>
#include <deque>
#include <list>
#include <unordered_map>

using namespace std;

int main()
{
	int A, B;
	cin >> A;
	cin >> B;
	int sum = A + B;
	int sum_nega = A - B;
	int seki = A*B;

	int max = std::max({ sum, sum_nega, seki });
	cout << max << endl;

	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:27: error: no matching function for call to 'max(<brace-enclosed initializer list>)'
   25 |         int max = std::max({ sum, sum_nega, seki });
      |                   ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/bits/specfun.h:43,
                 from /usr/include/c++/14/cmath:3906,
                 from /usr/include/c++/14/math.h:36,
                 from a.cc:3:
/usr/include/c++/14/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   candidate expects 2 arguments, 1 provided
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 1 provided
Language: C++

int A, B;
	cin >> A;
	cin >> B;
	int sum = A + B;
	int sum_nega = A - B;
	int seki = A*B;

	int max = std::max({ sum, sum_nega, seki });
	cout << max << endl;

	return 0;

Compiler output:
a.cc:2:9: error: 'cin' does not name a type
    2 |         cin >> A;
      |         ^~~
a.cc:3:9: error: 'cin' does not name a type
    3 |         cin >> B;
      |         ^~~
a.cc:8:24: error: 'max' is not a member of 'std'; did you mean 'max'?
    8 |         int max = std::max({ sum, sum_nega, seki });
      |                        ^~~
a.cc:8:13: note: 'max' declared here
    8 |         int max = std::max({ sum, sum_nega, seki });
      |             ^~~
a.cc:9:9: error: 'cout' does not name a type
    9 |         cout << max << endl;
      |         ^~~~
a.cc:11:9: error: expected unqualified-id before 'return'
   11 |         return 0;
      |         ^~~~~~
Language: C

#include <stdio.h>
int max(int X, int Y)
{ if(A+B>A-B&&A+B>A:B)
  return A+B;
 else if(A-B>A+B&&A-B>A*B)
   return A-B;
 else if(A*B>A+B&&A*B>A-B)
   return A*B;
}
int main(void)
{ int num1,num2,ans;
 scanf("%d",&num1);
 scanf("%d",&num2);
 ans = max(num1, num2);
 printf("%d",ans);
 
return 0;
}

Compiler output:
main.c: In function 'max':
main.c:3:6: error: 'A' undeclared (first use in this function)
    3 | { if(A+B>A-B&&A+B>A:B)
      |      ^
main.c:3:6: note: each undeclared identifier is reported only once for each function it appears in
main.c:3:8: error: 'B' undeclared (first use in this function)
    3 | { if(A+B>A-B&&A+B>A:B)
      |        ^
main.c:3:20: error: expected ')' before ':' token
    3 | { if(A+B>A-B&&A+B>A:B)
      |     ~              ^
      |                    )
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
	long a,b,c,s;
	long m,n;
	a=m+n;
	b=abs(m-n);
	c=m*n;
	cout<<max(a,b,c);
	return 0;
} 


Compiler output:
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h: In instantiation of 'constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare) [with _Tp = long int; _Compare = long int]':
a.cc:10:11:   required from here
   10 |         cout<<max(a,b,c);
      |               ~~~^~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:306:17: error: '__comp' cannot be used as a function
  306 |       if (__comp(__a, __b))
      |           ~~~~~~^~~~~~~~~~
Language: Java


import java.io.*;

public class hoge {
  public static void main ( String[] args ) {
	  int a,b,x,y,z;
	  System.out.print("a = ");
InputStreamReader isr = new InputStreamReader(System.in);
BufferedReader br = new BufferedReader(isr);
try{
	String buf = br.readLine();
	a = Integer.parseInt(buf);
	System.out.print("b = ");
	buf = br.readLine();
	b = Integer.parseInt(buf);
}catch(Exception e){
	a = 0;
	b = 0;
}
   x = a + b;
   y = a - b;
   z = a * b;
   
int values[] = {x, y, z};
int max      = values[0];
for (int index = 1; index < values.length; index ++) {
	 max = Math.max(max, values[index]);
     }
	  System.out.println ( max );
  }
}


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

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <iostream>
#include <string>
#include <map>
#include <vector>
#include <queue>
#include <stack>
#include <deque>
#include <list>
#include <unordered_map>

int main()
{
	int A, B;
	std::cin >> A;
	std::cin >> B;
	int sum = A + B;
	int sum_nega = A - B;
	int seki = A*B;

	int max = std::max({ sum, sum_nega, seki });
	std::cout << max << std::endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:23:27: error: no matching function for call to 'max(<brace-enclosed initializer list>)'
   23 |         int max = std::max({ sum, sum_nega, seki });
      |                   ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/bits/specfun.h:43,
                 from /usr/include/c++/14/cmath:3906,
                 from /usr/include/c++/14/math.h:36,
                 from a.cc:3:
/usr/include/c++/14/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   candidate expects 2 arguments, 1 provided
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 1 provided
Language: Java


import java.io.*;

public class main {
  public static void main ( String[ ] args ) {
	  int a,b,x,y,z;
	  System.out.print("a = ");
InputStreamReader isr = new InputStreamReader(System.in);
BufferedReader br = new BufferedReader(isr);
try{
	String buf = br.readLine();
	a = Integer.parseInt(buf);
	System.out.print("b = ");
	buf = br.readLine();
	b = Integer.parseInt(buf);
}catch(Exception e){
	a = 0;
	b = 0;
}
   x = a + b;
   y = a - b;
   z = a * b;
   
int values[] = {x, y, z};
int max      = values[0];
for (int index = 1; index < values.length; index ++) {
	 max = Math.max(max, values[index]);
     }
	  System.out.println ( max );
  }
}


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

#include<bits/stdc++.h>
using namespace std;
int main()
{
    int a,b;
    cin>>a>>b;
    if(a<0)
    	a=0-a;
    if(b<0)
    	b=0-b;
    if(a>b)
    	cout<<max(a+b,a*b));
    else
    	cout<<max(a+b,a*b));
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:27: error: expected ';' before ')' token
   12 |         cout<<max(a+b,a*b));
      |                           ^
      |                           ;
a.cc:14:27: error: expected ';' before ')' token
   14 |         cout<<max(a+b,a*b));
      |                           ^
      |                           ;