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

#include<stdio.h>
#include<string.h>
#include<io>
int main()
{
char a[100];
int i,j,l;
  l=0;
  for(i=0;i<100;i++)
      {
       scanf("%c",&a);
       }
  
  for(j=0;a[j]!="¥0";j++)
      {
      printf("x");
       }
  
  return 0;
}


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

#include<stdio.h>
#include<string.h>
#include<io>
int main()
{
char *a[100];
int i,j,l;
  l=0;
  for(i=0;i<100;i++)
      {
       scanf("%c",&a);
       }
  
  for(j=0;a[j]!="¥0";j++)
      {
      printf("x");
       }
  
  return 0;
}


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

#include<stdio.h>
#include<string.h>
#include<io>
int main()
{
char *a[100];
int i,j,l;
  l=0;
  for(i=0;i<100;i++)
      {
       scanf("%c",&a[i]);
       }
  
  for(j=0;a[j]!="¥0";j++)
      {
      printf("x");
       }
  
  return 0;
}


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

#include<stdio.h>
#include<string.h>
#include<io>
int main()
{
char* a[100];
int i,j,l;
  l=0;
  for(i=0;i<100;i++)
      {
       scanf("%c",&a[i]);
       }
  
  for(j=0;a[j]!="¥0";j++)
      {
      printf("x");
       }
  
  return 0;
}


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

#include<stdio.h>
int main()
{
char a[100];
int i,j,l;
  
  for(i=0;i<100;i++)
      {
       scanf("%s",&a[i]);
       }
  
  for(j=0;a[j]!="¥0";j++)
      {
      a[j]="x";
       }
  printf("%s",a);
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:15: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   12 |   for(j=0;a[j]!="¥0";j++)
      |           ~~~~^~~~~~
a.cc:14:12: error: invalid conversion from 'const char*' to 'char' [-fpermissive]
   14 |       a[j]="x";
      |            ^~~
      |            |
      |            const char*
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int i;
  char s[100];
  scanf("%s",s);
  for(i=0;i<s.size();i++){
	s[i]='x';
    cout << s[i];
  }
}
  

Compiler output:
a.cc: In function 'int main()':
a.cc:7:15: error: request for member 'size' in 's', which is of non-class type 'char [100]'
    7 |   for(i=0;i<s.size();i++){
      |               ^~~~
Language: C++

using namespace std;
#include <bits/stdc++.h>
#define rep(i, s) for (int i = 0; i < s; ++i)
#define repr(i, n) for(int i = n; i >= 0; i--)
#define FOR(i, m, n) for(int i = m; i < n; i++)
#define all(v) (v.begin(), v.end())
#define EACH(i, s) for (__typeof__((s).begin()) i = (s).begin(); i != (s).end(); ++i)
#define VEC(a, n) vector<int>a(n)
#define VECV(a,n,m) vector<vector<int>> a(n, vector<int>(m));
#define PQ(a) priority_queue<int>a
#define PQmin(a) priority_queue< int, :vector<int>, greater<int> >a
#define PAIR pair<int, int>
typedef long long ll;
typedef pair<ll, ll> l_l;
typedef pair<int, int> i_i;
#define EPS (1e-7)
#define INF (1e10)
#define PI (acos(-1))
const ll mod = 1000000007;
bool f(string s){
  bool ans=true;
  rep(i,s.size()/2){
    if(s[i]!=s[s.size()/2+i]){
      ans=false;
      break;
    }
  }
  return ans;
}

int main(){
  ios::sync_with_stdio(false);
  cin.tie(0);
  string S;
  cin>>S;
  rep(i,S.length()){
    S[i]="x";
  }
  cout<<S<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:37:10: error: invalid conversion from 'const char*' to '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} [-fpermissive]
   37 |     S[i]="x";
      |          ^~~
      |          |
      |          const char*
Language: C++

#include <iostream>
using namespace std;
 
int s[100];
 
int main()
{
	string s;
	cin >> s;
	int n = s.size()
	for (int i = 0; i < n, ++i)
		s[i] = 'x';
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:9: error: expected ',' or ';' before 'for'
   11 |         for (int i = 0; i < n, ++i)
      |         ^~~
a.cc:11:25: error: 'i' was not declared in this scope
   11 |         for (int i = 0; i < n, ++i)
      |                         ^
Language: C++

#include <iostream>
using namespace std;

int main()
{
	string s;
	cin >> s;
	int n = s.size()
	for (int i = 0; i < n, ++i)
		s[i] = 'x';
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:9: error: expected ',' or ';' before 'for'
    9 |         for (int i = 0; i < n, ++i)
      |         ^~~
a.cc:9:25: error: 'i' was not declared in this scope
    9 |         for (int i = 0; i < n, ++i)
      |                         ^
Language: C++

#include <iostream>
#include <string>
using namespace std;
int main(){
  string s;
  cin >> s;
  int i;
  for(i=0;i<s.length();i++){
    s[i]=x;}
  cout <<s;}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:10: error: 'x' was not declared in this scope
    9 |     s[i]=x;}
      |          ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
	char a[150];
	int i,j,b;
	b=0;
	gets(a);
	for(i=1;a[i]!='\0';i++)
	{
		b++;
		b--; 
	} 
	for(j=1;j<=i;j++)
	{
		cout<<"x";
	}
	return 0;
} 

Compiler output:
a.cc: In function 'int main()':
a.cc:8:9: error: 'gets' was not declared in this scope; did you mean 'getw'?
    8 |         gets(a);
      |         ^~~~
      |         getw
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
	char a[150];
	int i,j,b;
	gets(a);
	for(i=1;a[i]!='\0';i++)
	{
		b++;
		b--; 
	} 
	for(j=1;j<=i;j++)
	{
		cout<<"x";
	}
	return 0;
} 

Compiler output:
a.cc: In function 'int main()':
a.cc:7:9: error: 'gets' was not declared in this scope; did you mean 'getw'?
    7 |         gets(a);
      |         ^~~~
      |         getw
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define fr(x,i,n) for(int x = i; x < n; ++x)
#define fb(x,i,n) for(int x = i; x >= n; --x)
#define pr pair<int,int>
#define ll long long int
const int mod=1e9+7;
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    string s;
    cin>>s;
    fr(i,0,s.length())
    cout<<x;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:11: error: 'x' was not declared in this scope
   16 |     cout<<x;
      |           ^
Language: C++

#include <iostream>
#include<strings.h>
using namespace std;

int main()
{
    char S[100];
    cin>>S;
    int N=strlen(S);
    for(int i=0;i<N;i++)
    {
        S[i]='x';
        cout<<S[i];
    }


    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:11: error: 'strlen' was not declared in this scope
    9 |     int N=strlen(S);
      |           ^~~~~~
a.cc:3:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    2 | #include<strings.h>
  +++ |+#include <cstring>
    3 | using namespace std;
Language: C++

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

int n=s.size();
string ans;
for(int i=0;i<n;i++) {
  ans+="x";
  }
cout << ans << endl;
return 0;
}
  


Compiler output:
a.cc:4:1: error: 'cin' does not name a type
    4 | cin >> s;
      | ^~~
a.cc:8:1: error: expected unqualified-id before 'for'
    8 | for(int i=0;i<n;i++) {
      | ^~~
a.cc:8:13: error: 'i' does not name a type
    8 | for(int i=0;i<n;i++) {
      |             ^
a.cc:8:17: error: 'i' does not name a type
    8 | for(int i=0;i<n;i++) {
      |                 ^
a.cc:11:1: error: 'cout' does not name a type
   11 | cout << ans << endl;
      | ^~~~
a.cc:12:1: error: expected unqualified-id before 'return'
   12 | return 0;
      | ^~~~~~
a.cc:13:1: error: expected declaration before '}' token
   13 | }
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
string s;
cin >> s;
int n=s.size();
string ans;
for(int i=0;i<n;i++) {
  ans+="x";
  }
cout << ans << endl;
return 0;
}
  

Compiler output:
a.cc:4:1: error: 'cin' does not name a type
    4 | cin >> s;
      | ^~~
a.cc:7:1: error: expected unqualified-id before 'for'
    7 | for(int i=0;i<n;i++) {
      | ^~~
a.cc:7:13: error: 'i' does not name a type
    7 | for(int i=0;i<n;i++) {
      |             ^
a.cc:7:17: error: 'i' does not name a type
    7 | for(int i=0;i<n;i++) {
      |                 ^
a.cc:10:1: error: 'cout' does not name a type
   10 | cout << ans << endl;
      | ^~~~
a.cc:11:1: error: expected unqualified-id before 'return'
   11 | return 0;
      | ^~~~~~
a.cc:12:1: error: expected declaration before '}' token
   12 | }
      | ^
Language: C++

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

int main() {
  string s;
  cin >> s;
  for (int i = 0; i < s.size(); i++){
    s[i] = "x";
  }
  cout << s << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:12: error: invalid conversion from 'const char*' to '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} [-fpermissive]
    8 |     s[i] = "x";
      |            ^~~
      |            |
      |            const char*
Language: C++

#include <algorithm>
#include <cmath>
#include <cstdio>
#include <iostream>
#include <list>
#include <map>
#include <queue>
#include <set>
#include <stack>
#include <string>
#include <vector>

using namespace std;

typedef long long ll;

#define pb(a) push_back(a)
#define all(x) (x).begin(), (x).end()

#define FOR(i, a, n) for (int i = (int)(a); i < (int)(n); ++i)
#define REP(i, n) FOR(i, 0, n)
#define SORT(a) sort(all(a))
#define REVERSE(a) reverse(all(a))

#define PRINT(str) printf(#str "\n")
#define yOUT PRINT(Yes)
#define nOUT PRINT(No)
#define YOUT PRINT(YES)
#define NOUT PRINT(NO)

//関数定義
//最大公約数
ll gcd(ll a, ll b);

//最小公倍数
ll lcm(ll a, ll b);

int main() {
  // ========================================================
  string s;
  cin >> s;
  REP(i, s.size(){
    cout << 'x';
  }
  cout << endl;
}

//最大公約数
ll gcd(ll a, ll b) {
  if (!b) return a;
  return gcd(b, a % b);
}

//最小公倍数
ll lcm(ll a, ll b) { return a * b / gcd(a, b); }

Compiler output:
a.cc:55:49: error: unterminated argument list invoking macro "REP"
   55 | ll lcm(ll a, ll b) { return a * b / gcd(a, b); }
      |                                                 ^
a.cc: In function 'int main()':
a.cc:42:3: error: 'REP' was not declared in this scope
   42 |   REP(i, s.size(){
      |   ^~~
a.cc:42:6: error: expected '}' at end of input
   42 |   REP(i, s.size(){
      |      ^
a.cc:38:12: note: to match this '{'
   38 | int main() {
      |            ^
Language: C++

#include <iostream>
#include <string>
using namespace std;
int  main(){
  string S;
  cin>>S;
  int t=S.size();
  for (int i=0; i<S-1; i++){ 
    cout<<"x";
  }
  cout<<"x"<<endl;
}
  
  

Compiler output:
a.cc: In function 'int main()':
a.cc:8:20: error: no match for 'operator-' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'int')
    8 |   for (int i=0; i<S-1; i++){
      |                   ~^~
      |                   | |
      |                   | int
      |                   std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/string:48,
                 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_iterator.h:618:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr decltype ((__y.base() - __x.base())) std::operator-(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
  618 |     operator-(const reverse_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:618:5: note:   template argument deduction/substitution failed:
a.cc:8:21: note:   'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
    8 |   for (int i=0; i<S-1; i++){
      |                     ^
/usr/include/c++/14/bits/stl_iterator.h:1790:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr decltype ((__x.base() - __y.base())) std::operator-(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
 1790 |     operator-(const move_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1790:5: note:   template argument deduction/substitution failed:
a.cc:8:21: note:   'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
    8 |   for (int i=0; i<S-1; i++){
      |                     ^
Language: C++

#include <namespace>
#include <string>
using namespace std;
int  main(){
  string S;
  cin>>S;
  int t=S.size();
  for (int i=0; i<S-1; i++){ 
    cout<<"x";
  }
  cout<<"x"<<endl;
}
  

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

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  string W, X;
  int L;
  cin >> W;
  L = W.size();
  
  for(int i = 0;i < L;i++){
  X = X + "x"
  }
  
  cout << X << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:14: error: expected ';' before '}' token
   11 |   X = X + "x"
      |              ^
      |              ;
   12 |   }
      |   ~
Language: C++

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

using ll=long long;
const ll MOD=1000000007;

int main() {
  string s;
  cin >> s;
  int k=s.size();
  for(int i=0;i<k;I++){
    s[i]='x';
  }
  cout << s << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:19: error: 'I' was not declared in this scope
   11 |   for(int i=0;i<k;I++){
      |                   ^
Language: C++

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

int main ()
{
	string s;
  	cin >> s;
  	for (int i = 0; i < s.size(); i++)
    {
    	s.at(i) = x;
    }
  	cout << s << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:19: error: 'x' was not declared in this scope
   10 |         s.at(i) = x;
      |                   ^
Language: C++

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

int main()
{

  string s ;
  cin >> s  ;

  char ans[s.size()];
  for(int i=0;i<s.size();++i){
    ans[i] = "x" ;
  }
  
  cout << ans << endl;
    return 0;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:14:14: error: invalid conversion from 'const char*' to 'char' [-fpermissive]
   14 |     ans[i] = "x" ;
      |              ^~~
      |              |
      |              const char*
Language: C++

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

int main()
{

  string s ;
  cin >> s  ;

  for(int i=0;i<s.size();++i){
    s[i] = "x" ;
  }
  
  cout << s << endl;
    return 0;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:13:12: error: invalid conversion from 'const char*' to '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} [-fpermissive]
   13 |     s[i] = "x" ;
      |            ^~~
      |            |
      |            const char*
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
  ios::sync_with_stdio(false); cin.tie(0); cout.tie(0);
  string str;
  cin>>str;
  int l=str.size();
  for(int i=0;i<l;i++)
    cout<<x;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:11: error: 'x' was not declared in this scope
   10 |     cout<<x;
      |           ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define forr(i,a,n)	for(long long int i=a; i<n; i++)
#define loop(i,a,n)	for(long long int i=a; i>=n; i--)
 
int main() 
{	
	ios_base :: sync_with_stdio(false),cin.tie(NULL),cout.tie(0);
 
	string s,t;
	cin>>s;
	forr(i,0,s.size())	cout<<x;
	
	return 0;	
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:39: error: 'x' was not declared in this scope
   12 |         forr(i,0,s.size())      cout<<x;
      |                                       ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i=0;i<(int)(n);i++)
#define all(v) v.begin(),v.end()
#define rall(v) v.rbegin(),v.rend()
typedef long long ll;
#define _GLIBCXX_DEBUG
int main()	{
  string s;
  cin>>s;
  rep(i,s.size())
    s[i]=x;
  cout<<s<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:10: error: 'x' was not declared in this scope
   12 |     s[i]=x;
      |          ^
Language: C++

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

int main()
{
    string s;
    cin >> s;
    char* p = &s;
    for (int i = 0; i < s.size(); i++)
    {
        *(p+i) = 'x';
    }
    cout << s;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:15: error: cannot convert 'std::string*' {aka 'std::__cxx11::basic_string<char>*'} to 'char*' in initialization
    8 |     char* p = &s;
      |               ^~
      |               |
      |               std::string* {aka std::__cxx11::basic_string<char>*}
Language: Java

import java.util.*;
 
public class Main
{
  public static void main(String[] args)
  {
    Scanner scan1 = new Scanner(System.in);
    String input = scan1.next();
    String output;
    
    for(int i = 0; i < input.length(); i++)
    {
      output += output + "x";
    }
    
    System.out.println(output);
  }
}

Compiler output:
Main.java:13: error: variable output might not have been initialized
      output += output + "x";
      ^
Main.java:16: error: variable output might not have been initialized
    System.out.println(output);
                       ^
2 errors
Language: Java

import java.util.*;

public class Main
{
  public static void main(String[] args)
  {
    Scanner scan1 = new Scanner(System.in);
    String input = scan1.next();
    String output;
    
    for(int i = 0; i < input.length(); i++)
    {
      output += output + "x";
    }
    
    System.out.println(output);
  }

Compiler output:
Main.java:17: error: reached end of file while parsing
  }
   ^
1 error
Language: Java

public class Main
{
  public static void main(String[] args)
  {
    Scanner scan1 = new Scanner(System.in);
    String input = scan1.next();
    String output;
    
    for(int i = 0; i < input.length(); i++)
    {
      output += output + "x";
    }
    
    System.out.println(output);
  }
}

Compiler output:
Main.java:5: error: cannot find symbol
    Scanner scan1 = new Scanner(System.in);
    ^
  symbol:   class Scanner
  location: class Main
Main.java:5: error: cannot find symbol
    Scanner scan1 = new Scanner(System.in);
                        ^
  symbol:   class Scanner
  location: class Main
2 errors
Language: Java

public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int length = sc.next().length();
    for (int i = 0; i < length; i++) {
      System.out.print(x);
    }
  }
}

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
Main.java:6: error: cannot find symbol
      System.out.print(x);
                       ^
  symbol:   variable x
  location: class Main
3 errors
Language: C++

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

string s;

int main()
{
    cin>>s
    for (int i=0; i<s.size(); i++) cout<<'x';
    cout<<endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:11: error: expected ';' before 'for'
    8 |     cin>>s
      |           ^
      |           ;
    9 |     for (int i=0; i<s.size(); i++) cout<<'x';
      |     ~~~    
a.cc:9:19: error: 'i' was not declared in this scope
    9 |     for (int i=0; i<s.size(); i++) cout<<'x';
      |                   ^
Language: C++

//AnkitCode99 here....
#include<bits/stdc++.h>
#define endl "\n"
typedef long long int ll;
#define MOD 1000000007
#define mp make_pair
#define pll pair<ll,ll>
#define pb push_back
//max xor btw range of two numbers..
#define max_XOR(a,b) (1 << int(log2(a ^ b) + 1)) - 1
#define vl vector<ll>
#define inf ll(1e18)
#define all(v) v.begin(),v.end()
#define fast ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0)
#define rep(i,a,b) for(long long int i=a;i<b;i++)
#define nrep(i,a,b) for(long long int i=a;i>=b;i--)
#define ceil(a,b) a/b+((a%b ==0 )?0:1)
using namespace std;

const ll sz=100005;
const ll szz=1000006;

int main()
{
	fast;
   
	string s;
	cin>>x;
	ll n=(ll)s.length();
	rep(i,0,n)
	{
		cout<<"x";
	}
}
//Goodbye...

Compiler output:
a.cc: In function 'int main()':
a.cc:28:14: error: 'x' was not declared in this scope
   28 |         cin>>x;
      |              ^
Language: C++

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

int main(){
  string s;
  cin >> s;
  rep(i,string.size()) cout << "x" ;
  cout << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:15: error: expected primary-expression before '.' token
    9 |   rep(i,string.size()) cout << "x" ;
      |               ^
a.cc:2:37: note: in definition of macro 'rep'
    2 | #define rep(i,n) for(int i = 0; i < n; i++)
      |                                     ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
  int l;
  sting s,r;
  cin >> s;
  l = s.length();
  for(int i=0;i<l;i++)
    r+='x'
  cout << x;
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:3: error: 'sting' was not declared in this scope
    6 |   sting s,r;
      |   ^~~~~
a.cc:7:10: error: 's' was not declared in this scope
    7 |   cin >> s;
      |          ^
a.cc:10:5: error: 'r' was not declared in this scope
   10 |     r+='x'
      |     ^
Language: Java

import java.util.Scanner;
class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    StringBuilder sb = new StringBuilder(sc.next());
    for(int i=0; i<sb.length(); i++){
    	sb.replace(i, 'x');
    }
    System.out.println(sb.toString());
  }
}

    
    


Compiler output:
Main.java:7: error: method replace in class StringBuilder cannot be applied to given types;
    	sb.replace(i, 'x');
    	  ^
  required: int,int,String
  found:    int,char
  reason: actual and formal argument lists differ in length
1 error
Language: Java

import java.util.Scanner;
class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    StringBuilder sb = new StringBuilder(sc.next());
    for(int i=0; i<sb.length(); i++){
    	sb.replace(i, "x");
    }
    System.out.println(sb.toString());
  }
}

    
    


Compiler output:
Main.java:7: error: method replace in class StringBuilder cannot be applied to given types;
    	sb.replace(i, "x");
    	  ^
  required: int,int,String
  found:    int,String
  reason: actual and formal argument lists differ in length
1 error
Language: Java

import java.util.*;
class Main{
  public static void main(String[]args){
    Scanner sc=new Scanner(System.in);
    String a=sc.next();
    for(int i=0;i<a.length;i++)
    System.out.print("x");
  }
}


Compiler output:
Main.java:6: error: cannot find symbol
    for(int i=0;i<a.length;i++)
                   ^
  symbol:   variable length
  location: variable a of type String
1 error
Language: C++

#include <iostream>
main(){std::string s;std::cin>>s;std::cout<<string(s.size(),'x');}

Compiler output:
a.cc:2:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    2 | main(){std::string s;std::cin>>s;std::cout<<string(s.size(),'x');}
      | ^~~~
a.cc: In function 'int main()':
a.cc:2:45: error: 'string' was not declared in this scope
    2 | main(){std::string s;std::cin>>s;std::cout<<string(s.size(),'x');}
      |                                             ^~~~~~
a.cc:2:45: note: suggested alternatives:
In file included from /usr/include/c++/14/iosfwd:41,
                 from /usr/include/c++/14/ios:40,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/bits/stringfwd.h:77:33: note:   'std::string'
   77 |   typedef basic_string<char>    string;
      |                                 ^~~~~~
In file included 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:
/usr/include/c++/14/string:76:11: note:   'std::pmr::string'
   76 |     using string    = basic_string<char>;
      |           ^~~~~~
Language: C++


#include <stdio.h>
#include <iostream>
#include <string.h>
#include <limits.h>
#include <string>
#include <vector>
#include <algorithm>
#include <map>
#include <set>

typedef unsigned long long ULLONG;
typedef long long LLONG;

template <class _T> static _T tp_abs(const _T& a) {
	return ((a < 0) ? (a * -1) : a);
}
template <class _T> static _T tp_min(_T a, _T b) {
	return a < b ? a : b;
}
template <class _T> static _T tp_max(_T a, _T b) {
	return a > b ? a : b;
}
template<class _T> static void getint(_T& a) {
	const char* fmt = " %d";
	if (sizeof(_T) == sizeof(long long)) {
		fmt = " %lld";
	}

	if (scanf(fmt, &a) < 0) {
		printf("g1int Error\n");
	}
}
template<class _T> static void getint(_T& a, _T& b) {
	const char* fmt = " %d %d";
	if (sizeof(_T) == sizeof(long long)) {
		fmt = " %lld %lld";
	}

	if (scanf(fmt, &a, &b) < 0) {
		printf("g2int Error\n");
	}
}
template<class _T> static void getint(_T& a, _T& b, _T& c) {
	const char* fmt = " %d %d %d";
	if (sizeof(_T) == sizeof(long long)) {
		fmt = " %lld %lld %lld";
	}

	if (scanf(fmt, &a, &b, &c) < 0) {
		printf("g3int Error\n");
	}
}
static void getstring(char* buff) {
	if (scanf(" %s", buff) < 0) {
		printf("getstr error!\n");
	}
}
static const long long MOD_NUM = 1000000007LL;

static void A_task();

int main()
{
	A_task();
	fflush(stdout);
	return 0;
}


static void B_task()
{
	char S[101] = { 0 };

	getstring(S);
	for (int i = 0; S[i] != 0; i++) {
		S[i] = 'x';
	}
	printf("%s\n", S);
}


Compiler output:
a.cc:61:13: warning: 'void A_task()' used but never defined
   61 | static void A_task();
      |             ^~~~~~
/usr/bin/ld: /tmp/ccGbiocE.o: in function `main':
a.cc:(.text+0x45): undefined reference to `A_task()'
collect2: error: ld returned 1 exit status
Language: C++

#include<stdio.h>
#include<string.h>

int main()
{
   char S[200] ;
   int a,i,j,k ;

   gets(S) ;
   a=strlen(S) ;
for(i=1 ; i<=a ; i++)
{
    printf("x") ;
}


   return 0 ;

}



Compiler output:
a.cc: In function 'int main()':
a.cc:9:4: error: 'gets' was not declared in this scope; did you mean 'getw'?
    9 |    gets(S) ;
      |    ^~~~
      |    getw
Language: C++

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

int main() {
	string a;
	cin >> a;
	int b;
	b = a.length()
	for(int i=0; i<b; i++){
		cout << 'x';
	}
	cout << '\n';
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:23: error: expected ';' before 'for'
    9 |         b = a.length()
      |                       ^
      |                       ;
   10 |         for(int i=0; i<b; i++){
      |         ~~~            
a.cc:10:22: error: 'i' was not declared in this scope
   10 |         for(int i=0; i<b; i++){
      |                      ^
Language: C++

read S
for  i in $(seq 1 ${#S}); do
    printf  "x"
done


Compiler output:
a.cc:2:21: error: stray '#' in program
    2 | for  i in $(seq 1 ${#S}); do
      |                     ^
a.cc:1:1: error: 'read' does not name a type
    1 | read S
      | ^~~~
a.cc:2:24: error: expected unqualified-id before ')' token
    2 | for  i in $(seq 1 ${#S}); do
      |                        ^
a.cc:2:27: error: expected unqualified-id before 'do'
    2 | for  i in $(seq 1 ${#S}); do
      |                           ^~
Language: C++

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

int main ()
{
    string s ;
    int i = 0 ;

    cin >> s ;
    for (i ; i < s.size()-1 ; i++)
        s[i] = "x" ;
    cout << s ;



}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:16: error: invalid conversion from 'const char*' to '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} [-fpermissive]
   12 |         s[i] = "x" ;
      |                ^~~
      |                |
      |                const char*
Language: Java


import java.util.Scanner;

public class Main.java {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		String Alphabet = "abcdefghijklmnopqrstuvwxyz";
//		System.out.println(a.charAt(index));
		String ans = "";
		Scanner kb = new Scanner(System.in);
		String s = kb.next();
		for (int i = 0; i < s.length(); i++) {
			if (Alphabet.contains(String.valueOf(s.charAt(i)))) {
				ans += 'x';
			}
		}
		System.out.println(ans);
		kb.close();
	}

}


Compiler output:
Main.java:4: error: '{' expected
public class Main.java {
                 ^
1 error
Language: Java


import java.util.Scanner;

public class B154 {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		String Alphabet = "abcdefghijklmnopqrstuvwxyz";
//		System.out.println(a.charAt(index));
		String ans = "";
		Scanner kb = new Scanner(System.in);
		String s = kb.next();
		for (int i = 0; i < s.length(); i++) {
			if (Alphabet.contains(String.valueOf(s.charAt(i)))) {
				ans += 'x';
			}
		}
		System.out.println(ans);
		kb.close();
	}

}


Compiler output:
Main.java:4: error: class B154 is public, should be declared in a file named B154.java
public class B154 {
       ^
1 error
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
 string S;
  cin >> S;
 for(int i=0; i < S.size();i++){
 S.at(i) = "x";
 }
  cout << S << endl;
  
  
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:12: error: invalid conversion from 'const char*' to '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} [-fpermissive]
    8 |  S.at(i) = "x";
      |            ^~~
      |            |
      |            const char*
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
 string S;
  cin >> S;
 for(i=0; i < S.size();i++){
 S.at(i) = "x";
 }
  cout << S << endl;
  
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:6: error: 'i' was not declared in this scope
    7 |  for(i=0; i < S.size();i++){
      |      ^
Language: C++

#include<bits/stdc++.h>
#define ll long long
const ll mod=998244353;
const ll N=2e5+5;
using namespace std;
ll gcd(ll a,ll b) {return b==0?a:gcd(b,a%b);}
ll lcm(ll a,ll b) { return a*b/gcd(a,b);    }
ll qp(ll a,ll b, ll p){ll ans = 1;while(b){if(b&1){ans = (ans*a)%p;--b;}a = (a*a)%p;b >>= 1;}return ans%p;}
ll Inv(ll x){ return qp(x,mod-2,mod);}
ll C(ll n,ll m){if (m>n) return 0;ll ans = 1;for (int i = 1; i <= m; ++i) ans=ans*Inv(i)%mod*(n-i+1)%mod;return ans%mod;}
cha a[105];
int main()
{
    scanf("%s",a);
    int len=strlen(a);
    for(int i=0;i<len;i++) cout<<"x";
    cout<<endl;
    return 0;
}

Compiler output:
a.cc:11:1: error: 'cha' does not name a type; did you mean 'char'?
   11 | cha a[105];
      | ^~~
      | char
a.cc: In function 'int main()':
a.cc:14:16: error: 'a' was not declared in this scope
   14 |     scanf("%s",a);
      |                ^
Language: C++

#include<stdio.h>
#include<string.h>
int main()
{
    char s[10];
    int , i;

    scanf("%s",&s);

   
    for(i=1; i<=strlen(s); i++){
        printf("x");
    }


}


Compiler output:
a.cc: In function 'int main()':
a.cc:6:9: error: expected unqualified-id before ',' token
    6 |     int , i;
      |         ^
Language: C++

#include <iostream>
#include <cstdio>
#include <climits>
#include <cstring>
using namespace std;

int main () {
  string s;
  cin >> s;
  int n = strlen (s);
  for (int i = 0; i < n; i++) cout << 'x';
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:19: error: cannot convert 'std::string' {aka 'std::__cxx11::basic_string<char>'} to 'const char*'
   10 |   int n = strlen (s);
      |                   ^
      |                   |
      |                   std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/cstring:43,
                 from a.cc:4:
/usr/include/string.h:407:35: note:   initializing argument 1 of 'size_t strlen(const char*)'
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
Language: C++

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

int main(){
  string s; cin >> s;
  
  for(int i = 0; i < s.length(); i++) cout << x;
  cout << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:47: error: 'x' was not declared in this scope
    7 |   for(int i = 0; i < s.length(); i++) cout << x;
      |                                               ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  string s;
  cin>>s;
  for(int i=0;i<s.size();i++){
    s[i]="x";}
  cout<<s<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:10: error: invalid conversion from 'const char*' to '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} [-fpermissive]
    7 |     s[i]="x";}
      |          ^~~
      |          |
      |          const char*
Language: Java

import java.util.Scanner;
class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    String str = sc.next();
    String result;
    for(int i = 0; i < str.length(); i++){
      result = result + "x";
    }
    System.out.println(result);
  }
  
}


Compiler output:
Main.java:8: error: variable result might not have been initialized
      result = result + "x";
               ^
Main.java:10: error: variable result might not have been initialized
    System.out.println(result);
                       ^
2 errors
Language: Java

import java.util.Scanner;
class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    String str = sc.next();
    StringBuilder str = new StringBuilder();
    for(int i = 0; i < str.length(); i++){
      result.append("z");
    }
    System.out.println(result.toString());
  }
  
}

Compiler output:
Main.java:6: error: variable str is already defined in method main(String[])
    StringBuilder str = new StringBuilder();
                  ^
Main.java:8: error: cannot find symbol
      result.append("z");
      ^
  symbol:   variable result
  location: class Main
Main.java:10: error: cannot find symbol
    System.out.println(result.toString());
                       ^
  symbol:   variable result
  location: class Main
3 errors
Language: Java

import java.util.Scanner;
class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    String str = sc.next();
    String result;
    for(int i = 0; i < str.length(); i++){
      result.append("z");
    }
    System.out.println(result);
  }
  
}

Compiler output:
Main.java:8: error: cannot find symbol
      result.append("z");
            ^
  symbol:   method append(String)
  location: variable result of type String
1 error
Language: Java

import java.util.Scanner;
class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    String str = sc.next();
    String result;
    for(int i = 0: i < str.length(); i++){
      result.append("z");
    }
    System.out.println(result);
  }
  
}

Compiler output:
Main.java:7: error: ';' expected
    for(int i = 0: i < str.length(); i++){
                 ^
Main.java:7: error: > or ',' expected
    for(int i = 0: i < str.length(); i++){
                                 ^
Main.java:7: error: not a statement
    for(int i = 0: i < str.length(); i++){
                     ^
Main.java:7: error: ';' expected
    for(int i = 0: i < str.length(); i++){
                                        ^
4 errors
Language: C++

#include <iostream>
int main(){
  std::string S;
  char ch=x;
  std::cin >> S;
  for(int i=0; i<S.length();i++){
    S[i]=ch;
  }
  std::cout<<S;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:4:11: error: 'x' was not declared in this scope
    4 |   char ch=x;
      |           ^
Language: C++

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include<string>


int main()
{
	char s[101];
	scanf("%s", s);
	
	int len = strlen(s);
	for (int i = 0; i < len; i++) {
	printf("x");
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:19: error: 'strlen' was not declared in this scope
   11 |         int len = strlen(s);
      |                   ^~~~~~
a.cc:4:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    3 | #include<string>
  +++ |+#include <cstring>
    4 |
Language: C++

#include<iostream>
using namespace std;
int main(){
  stirng s;cin >> s;
  for(int i = 0; i < s.size();i++)
    cout << 'x';
  cout << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:3: error: 'stirng' was not declared in this scope
    4 |   stirng s;cin >> s;
      |   ^~~~~~
a.cc:4:19: error: 's' was not declared in this scope
    4 |   stirng s;cin >> s;
      |                   ^
Language: C++


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

int main() {
  string S;
  cin >> S;
  int N=S.size();
  
  for (int i=0; i<N; i++)
    S.at(0)=x;
  
  cout << S << endl;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:13: error: 'x' was not declared in this scope
   11 |     S.at(0)=x;
      |             ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  string s;
  cin>>s;
  for(int i =0;i<s.length();i++}cout<<'x';
  
  return 0;
}	

Compiler output:
a.cc: In function 'int main()':
a.cc:6:32: error: expected ')' before '}' token
    6 |   for(int i =0;i<s.length();i++}cout<<'x';
      |      ~                         ^
      |                                )
a.cc:6:32: error: expected primary-expression before '}' token
a.cc: At global scope:
a.cc:6:33: error: 'cout' does not name a type
    6 |   for(int i =0;i<s.length();i++}cout<<'x';
      |                                 ^~~~
a.cc:8:3: error: expected unqualified-id before 'return'
    8 |   return 0;
      |   ^~~~~~
a.cc:9:1: error: expected declaration before '}' token
    9 | }
      | ^
Language: C++

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

int main() {
string s;
cin >> s;
int p=s.size();
for(int i=0;i<p;i++1){cout << "x"}
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:20: error: expected ')' before numeric constant
    8 | for(int i=0;i<p;i++1){cout << "x"}
      |    ~               ^
      |                    )
a.cc:8:21: error: expected ';' before ')' token
    8 | for(int i=0;i<p;i++1){cout << "x"}
      |                     ^
      |                     ;
Language: C++

#include <string>
#include <cmath>
#include <vector>
#include <algorithm>
#include <map>
using namespace std;

int main(){
    string s;
    cin >> s;
    for (int i = 0; i < s.size(); i++){
        cout << 'x' ;
    }
    
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:5: error: 'cin' was not declared in this scope
   10 |     cin >> s;
      |     ^~~
a.cc:6:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    5 | #include <map>
  +++ |+#include <iostream>
    6 | using namespace std;
a.cc:12:9: error: 'cout' was not declared in this scope
   12 |         cout << 'x' ;
      |         ^~~~
a.cc:12:9: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
Language: C++

#include<iostream>
#include<string>
using namespace std;
int main(){
     string s;
     cin>>s;

     for(int i = 0 ; i<s.size() ; i++){
          s[i]="x";
     }
     cout<<s<<endl;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:9:16: error: invalid conversion from 'const char*' to '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} [-fpermissive]
    9 |           s[i]="x";
      |                ^~~
      |                |
      |                const char*
Language: C++

#include<iostream>
#include<string>
using namespace std;
int main(){
     string s;
     cin>>s;

     for(int i = 0 ; i<s.size() ; i++){
          s[i]="x";
     }
     cout<<s<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:16: error: invalid conversion from 'const char*' to '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} [-fpermissive]
    9 |           s[i]="x";
      |                ^~~
      |                |
      |                const char*
Language: C++

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

int main(){
  string S;
  cin >> S;
  
  rep(i,S.size()){
    S[i] = 'x';
  }
  cout << S << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:7: error: 'i' was not declared in this scope
    8 |   rep(i,S.size()){
      |       ^
a.cc:8:3: error: 'rep' was not declared in this scope
    8 |   rep(i,S.size()){
      |   ^~~
Language: C++

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

int main() {
 string S;
 cin >> S;
  
 int N = S.size()
 for (int i = 0; i < N;i++) {
 cout << 'x' << endl;
 }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:2: error: expected ',' or ';' before 'for'
    9 |  for (int i = 0; i < N;i++) {
      |  ^~~
a.cc:9:18: error: 'i' was not declared in this scope
    9 |  for (int i = 0; i < N;i++) {
      |                  ^
Language: C++

#include <iostream>
#include <string>
using namespace std;
int main() {
   string s;
   int i;
   i=1;
   cin>>s;
    while (s.length()>=i)
    {
        cout<<"x";
        i+=1;
    }

Compiler output:
a.cc: In function 'int main()':
a.cc:13:6: error: expected '}' at end of input
   13 |     }
      |      ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

#include <iostream>
using namespace std;
int main(void){
    
    string S;
    cin >> S;
    
    for(int i = 0; i < S.size(); i++){
        cout << "x"
    }cout << endl;
    
    
    
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:20: error: expected ';' before '}' token
    9 |         cout << "x"
      |                    ^
      |                    ;
   10 |     }cout << endl;
      |     ~
Language: C++

#include<iostream>
using namespace std;
int main(){
  string s;
  cin>>string;
  for(int i=0;i<s.size();i++)
    s[i]='x';
  cout<<s<<endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:14: error: expected primary-expression before ';' token
    5 |   cin>>string;
      |              ^
Language: C++


#include<iostream>
using namespace std;
int main()
{
  string S;
  cin >> S;
  
  for(i=0; i<N; i++){
    
    cout << "x";
  }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:7: error: 'i' was not declared in this scope
    9 |   for(i=0; i<N; i++){
      |       ^
a.cc:9:14: error: 'N' was not declared in this scope
    9 |   for(i=0; i<N; i++){
      |              ^
Language: C++

#include <bits/stdc++.h>
#include <bits/extc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (n); i++)
#define all(x) (x).begin(), (x).end()
typedef long long int ll;
typedef pair<int, int> pr;
typedef priority_queue<int> p_int_max;
typedef priority_queue<int, vector<int>, greater<int>> p_int_min;

string s;
int main()
{
	ios_base::sync_with_stdio(0);
	cin.tie(0);

	cin >> s;
  	rep(i, s.length())) cout << "x";
  cout << "\n";
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:27: error: expected primary-expression before ')' token
   18 |         rep(i, s.length())) cout << "x";
      |                           ^
Language: C++

#include <iostream>
using namespace std;
int main()
{
    string a;
    int b;
    cin>>a;
    b=a.size();
    for(int i=0;i<b;i++)
    {
        a[i]='x';a
    }
    cout<<a;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:19: error: expected ';' before '}' token
   11 |         a[i]='x';a
      |                   ^
      |                   ;
   12 |     }
      |     ~
Language: C

#include <stdio.h>

int main()
{
  char s[101];
  scanf("%s",&s);
  for(i=0;s[i];++i)
      printf("x");
}

Compiler output:
main.c: In function 'main':
main.c:7:7: error: 'i' undeclared (first use in this function)
    7 |   for(i=0;s[i];++i)
      |       ^
main.c:7:7: note: each undeclared identifier is reported only once for each function it appears in
Language: C++


int main() {
    char s[101];
    scanf("%s", s);
    for (int i =0; s[i]; i++) {
        s[i]='x';
    }
    printf("%s", s);

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:5: error: 'scanf' was not declared in this scope
    4 |     scanf("%s", s);
      |     ^~~~~
a.cc:8:5: error: 'printf' was not declared in this scope
    8 |     printf("%s", s);
      |     ^~~~~~
a.cc:1:1: note: 'printf' is defined in header '<cstdio>'; this is probably fixable by adding '#include <cstdio>'
  +++ |+#include <cstdio>
    1 |
Language: C++

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

int main() {
  string S;
  cin >> S;
  
  for(int i=0; i<S.size(); i++ ){
    S.at(i)="x";
  }
  
  cout << S << endl;
  
      
    

Compiler output:
a.cc: In function 'int main()':
a.cc:9:13: error: invalid conversion from 'const char*' to '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} [-fpermissive]
    9 |     S.at(i)="x";
      |             ^~~
      |             |
      |             const char*
a.cc:12:21: error: expected '}' at end of input
   12 |   cout << S << endl;
      |                     ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

using namespace std;

int main() {
  string S,T;
  int A,B;
  string U;
  
  cin >> S >> T >> A >> B >> U ;
  
  if(U==S)
    A=A-1;
  
  if(U==T)
    B=B-1;
  
  cout << A << " " << B << endl;
}
  
    

Compiler output:
a.cc: In function 'int main()':
a.cc:4:3: error: 'string' was not declared in this scope
    4 |   string S,T;
      |   ^~~~~~
a.cc:1:1: note: 'std::string' is defined in header '<string>'; this is probably fixable by adding '#include <string>'
  +++ |+#include <string>
    1 | using namespace std;
a.cc:6:9: error: expected ';' before 'U'
    6 |   string U;
      |         ^~
      |         ;
a.cc:8:3: error: 'cin' was not declared in this scope
    8 |   cin >> S >> T >> A >> B >> U ;
      |   ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | using namespace std;
a.cc:8:10: error: 'S' was not declared in this scope
    8 |   cin >> S >> T >> A >> B >> U ;
      |          ^
a.cc:8:15: error: 'T' was not declared in this scope
    8 |   cin >> S >> T >> A >> B >> U ;
      |               ^
a.cc:8:30: error: 'U' was not declared in this scope
    8 |   cin >> S >> T >> A >> B >> U ;
      |                              ^
a.cc:16:3: error: 'cout' was not declared in this scope
   16 |   cout << A << " " << B << endl;
      |   ^~~~
a.cc:16:3: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:16:28: error: 'endl' was not declared in this scope
   16 |   cout << A << " " << B << endl;
      |                            ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
  +++ |+#include <ostream>
    1 | using namespace std;
Language: C++

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


int main(){
    string s;
    string x = "x";
    cin >> s;
    cout << x * s.size() << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:15: error: no match for 'operator*' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'})
   10 |     cout << x * s.size() << endl;
      |             ~ ^ ~~~~~~~~
      |             |         |
      |             |         std::__cxx11::basic_string<char>::size_type {aka long unsigned int}
      |             std::string {aka std::__cxx11::basic_string<char>}