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

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  int A,B,C,X;
  int count = 0, keep = 0;
  int i,j,k,price = 0;
  cin >> A;
  cin >> B;
  cin >> C;
  cin >> X;
  keep = X % 50;
  if(keep != 0){
    count = 0;
  }
  else{
    // 500 coin 0 ~ A
    for (i = 0; i <= A; i++) price = 500 * i;      
      // 100 coin 0 ~ B
      for (j = 0; j <= B; j++) price =price + 100 * j;
        // 50  coin 0 ~ C
        for (j = 0; j <= B; k++){
          price = price + 50 * k;
          if(price == X){
            count++;
          }
        }
  cout << count;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:29:2: error: expected '}' at end of input
   29 | }
      |  ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

/*
      author  : nishi5451
      created : 14.08.2020 16:56:40
*/

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


int main(){
    int a,b,c,x;
    cin >> a >> b >> c >> x;
    int ans = 0;
    rep(i,a+1){
        rep(j,b+1){
            rep(k,c+1){
                if(i*500+j*100+k*50 == x) ans++;
            }
        }
    }
    cout << ans <<
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:5: error: expected primary-expression before 'return'
   24 |     return 0;
      |     ^~~~~~
Language: C++

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

int main() {
  	int a,b,c,d;
  	cin >> a >> b >> c >> d;
    for(int i=0;i<a;i++){
    	for(int j=0;j<b;j++){
          for(int k=0;k<c;k++){
            if(a+b+c==d){
              cnt++;
            }
          }
        }
    }

    cout << cnt << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:15: error: 'cnt' was not declared in this scope; did you mean 'int'?
   11 |               cnt++;
      |               ^~~
      |               int
a.cc:17:13: error: 'cnt' was not declared in this scope; did you mean 'int'?
   17 |     cout << cnt << endl;
      |             ^~~
      |             int
Language: C++

#include <vector>
using namespace std;
int main() {
	int a, b, c, x; cin >> a >> b >> c >> x;
	int ans = 0;
	for (int i = 0; i <=a; i++) {
		for (int j = 0; j <=b; j++) {
			for (int k = 0; k <= c; k++) {
				if ((500 * i + 100 * j + 50 * k)==x) { ans++; }
			}
		}
	}
	cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:25: error: 'cin' was not declared in this scope
    4 |         int a, b, c, x; cin >> a >> b >> c >> x;
      |                         ^~~
a.cc:2:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    1 | #include <vector>
  +++ |+#include <iostream>
    2 | using namespace std;
a.cc:13:9: error: 'cout' was not declared in this scope
   13 |         cout << ans << endl;
      |         ^~~~
a.cc:13:9: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:13:24: error: 'endl' was not declared in this scope
   13 |         cout << ans << endl;
      |                        ^~~~
a.cc:2:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
    1 | #include <vector>
  +++ |+#include <ostream>
    2 | using namespace std;
Language: C++

#include<iotream>
using namespace std;

int main() {
  int A,B,C,X,i,j,k,count=0;
  
  cin >> A >> B >> C >> X;
  
  for(i=0;i<A;i++) {
    for(j=0;j<B;j++) {
      for(k=0;k<C;k++) {
        if(X%(500*i+100*j+50*k) == 0) count++;
      }
    }
  }
  
  cout << count << endl;
  
  return 0;
}

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

#include <iostream>
using namespace std;

int main(){
  	int A, B, C, X;
  	cin >> A >> B >> C >> X;
  	int counter = 0;
  	for (int i=0;i<A+1;i++){
      	for(int j=0;j<B+1;j++){
          	for(int k=0;k<C+1;k++){
              	if(i*500+j*100+k*50 == X) couter++;
            }
        }
    }
  	cout << counter << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:43: error: 'couter' was not declared in this scope; did you mean 'counter'?
   11 |                 if(i*500+j*100+k*50 == X) couter++;
      |                                           ^~~~~~
      |                                           counter
Language: Java




class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int C = sc.nextInt();
        int X = sc.nextInt();
        int count = 0;
        for(int i = 0; i <= A; i++) {
            for(int j = 0; j <= B; j++) {
                for(int k = 0; k <= C; k++) {
                    if((500*i + 100*j + 50*k) == X) {
                        // System.out.println("500: " + i + ",100: " + j + ",50: " + k);
                        count++;
                    }
                }
            }
        }
        System.out.println(count);
    }
}


Compiler output:
Main.java:6: error: cannot find symbol
        Scanner sc = new Scanner(System.in);
        ^
  symbol:   class Scanner
  location: class Main
Main.java:6: error: cannot find symbol
        Scanner sc = new Scanner(System.in);
                         ^
  symbol:   class Scanner
  location: class Main
2 errors
Language: Java

class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int C = sc.nextInt();
        int X = sc.nextInt();
        int count = 0;
        for(int i = 0; i <= A; i++) {
            for(int j = 0; j <= B; j++) {
                for(int k = 0; k <= C; k++) {
                    if((500*i + 100*j + 50*k) == X) {
                        //System.out.println("500: " + i + ",100: " + j + ",50: " + k);
                        count++;
                    }
                }
            }
        }
        System.out.println(count);
    }
}

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 <iostream>
using namespace std;

int main(){
  int a,b,c,x;
  int counter = 0;
  cin >> a >> b >> c >> x;
  for(int A = 0;i<a;i++){
    for(int B = 0;i<b;i++){
      for(int C = 0;i<c;i++){
        int total = 0;

        total = 500*a + 100*b + 50*c;
        if(total == x){
          counter++;
        }
      }
    }
  }
  cout << counter << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:17: error: 'i' was not declared in this scope
    8 |   for(int A = 0;i<a;i++){
      |                 ^
Language: C++

#include <iostream>
using namespace std;

int main(){
  int a,b,c,x;
  cin >> a >> b >> c >> x;
  for(int i = 0;i<a;i++){
    for(int i = 0;i<b;i++){
      for(int i = 0;i<c;i++){
        int total = 0;
        int counter = 0;
        total = 500*a + 100*b + 50*c;
        if(total == x){
          counter++;
        }
      }
    }
  }
  cout << counter << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:11: error: 'counter' was not declared in this scope
   19 |   cout << counter << endl;
      |           ^~~~~~~
Language: C++

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

int main(){
  int a,b,c x;
  cin >> a >> b >> c >> x;
  
  int res = 0;
  
  for(int i = 0;i <= a;i++){
    for(int i = 0;i <= b;i++){
      for(int i = 0;i <= c;i++){
        int total = 500*a + 100*b + 50*c;
        if(total == x){
          res++;
        }
      }
    }
  }
  cout << res << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:13: error: expected initializer before 'x'
    6 |   int a,b,c x;
      |             ^
a.cc:7:20: error: 'c' was not declared in this scope
    7 |   cin >> a >> b >> c >> x;
      |                    ^
a.cc:7:25: error: 'x' was not declared in this scope
    7 |   cin >> a >> b >> c >> x;
      |                         ^
Language: C++

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

int main() {
  int x,a,b,c,s=0;
  cina>>b>>c>>x;
  for(int i=0;i<=a;i++)
  {
      for(int j=0;j<=b;j++)
      {
          for(int k=0;k<=c;k++)
          {
              if(500*i+100*j+50*k==x)s++;
          }
      }
  }
  cout<<s;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:3: error: 'cina' was not declared in this scope
    7 |   cina>>b>>c>>x;
      |   ^~~~
Language: C++

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

int main() {
  int x,a,b,c,s=0;
  cina>>b>>c>>x;
  for(int i=0;i<=a;i++)
  {
      for(int j=0;j<=b;j++)
      {
          for(k=0;k<=c;k++)
          {
              if(500*i+100*j+50*k==x)s++;
          }
      }
  }
  cout<<s;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:3: error: 'cina' was not declared in this scope
    7 |   cina>>b>>c>>x;
      |   ^~~~
a.cc:12:15: error: 'k' was not declared in this scope
   12 |           for(k=0;k<=c;k++)
      |               ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int a,b,c,x;
  cin >> a;
  cin >> b;
  cin >> c;
  cin >> x;
  int ans;
  ans = 0;
  for (int i = 0; i <= a; i++){
    for (int j = 0; j <= b; j++){
      for (int k = 0; k <= c; k++){
        if (500*i+100*j+50*k==x){
          ans++;
        }
  cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:2: error: expected '}' at end of input
   18 | }
      |  ^
a.cc:12:33: note: to match this '{'
   12 |     for (int j = 0; j <= b; j++){
      |                                 ^
a.cc:18:2: error: expected '}' at end of input
   18 | }
      |  ^
a.cc:11:31: note: to match this '{'
   11 |   for (int i = 0; i <= a; i++){
      |                               ^
a.cc:18:2: error: expected '}' at end of input
   18 | }
      |  ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C

#include<stdio.h>
int main(){
  int x,a,b,c,i,j,k,t=0;
  scanf("%d%d%d%d",&a,&b,&c,&x);
  for(i=0;i<=a;i++)for(j=0;j<=b,j++)for(k=0;k<=c;k++)if(500*i+100*b+50*c==x)t++;
  printf("%d",t);
}


Compiler output:
main.c: In function 'main':
main.c:5:36: error: expected ';' before ')' token
    5 |   for(i=0;i<=a;i++)for(j=0;j<=b,j++)for(k=0;k<=c;k++)if(500*i+100*b+50*c==x)t++;
      |                                    ^
      |                                    ;
Language: C++

#include <iostream>
using namespace std;

int main(){
    int a,b,c,x,i,j,k,count=0;
    cin >> a >> b >> c >> x;

    for(i=0; i<=a; i++){
        for(j=0; j<=b; j++){
            for(k=0; k<=c; k++){
                int ans = 500*i100*j+50*k;
                if(ans==x) count++;
            }
        }
        
    }

    cout << count << endl;


}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:31: error: 'i100' was not declared in this scope
   11 |                 int ans = 500*i100*j+50*k;
      |                               ^~~~
Language: C++

#include <iostream>
using namespace std;

int main(){
    int a,b,c,x,i,j,k,count=0;
    cin >> a,b,c,x;

    for(i=0; i<a; i++){
        if(x-500*i==0) count++;
        else if(x-500*i>0) x-=500*i;
        
        for(j=0; j<b; j++){
            if(x-=100*j==0) count++;
            else if(x-100*j>0) x-=100*j;

            for(k=0; k<c; k++){
                if(x-=50*k==0) count++;
                else if(x-50*k>0) x-=50*k;
            }
        }
        }
    }

    cout << count << endl;


}

Compiler output:
a.cc:24:5: error: 'cout' does not name a type
   24 |     cout << count << endl;
      |     ^~~~
a.cc:27:1: error: expected declaration before '}' token
   27 | }
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
int64_t MOD=1000000007;

int main() {
int a,b,c,x;
  cin >>a >> b>> c>>d;
  int cnt=0;
for(int i=0;i<41;i++){
  for(int j=0;j<201;j++){
    for(int k=0;k<401;k++){
      if(500*i+100*j+50*k == x)cnt++;
    }
  }
}
  cout << cnt <<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:21: error: 'd' was not declared in this scope
    8 |   cin >>a >> b>> c>>d;
      |                     ^
Language: C++

import 'dart:io';
 
void main(List<String> args){
  int A = int.parse(stdin.readLineSync());
  int B = int.parse(stdin.readLineSync());
  int C = int.parse(stdin.readLineSync());
  int X = int.parse(stdin.readLineSync());
  int count = 0;
  for(int i=0; i<=A; ++i) for(int j=0; j<=B; ++j) for(int k=0; k<=C; ++k){
    if(500*i+100*j+50*k==X) ++count;
  }
  print(count);
}

Compiler output:
a.cc:1:8: warning: multi-character literal with 7 characters exceeds 'int' size of 4 bytes
    1 | import 'dart:io';
      |        ^~~~~~~~~
a.cc:1:1: error: 'import' does not name a type
    1 | import 'dart:io';
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:3:6: error: variable or field 'main' declared void
    3 | void main(List<String> args){
      |      ^~~~
a.cc:3:11: error: 'List' was not declared in this scope
    3 | void main(List<String> args){
      |           ^~~~
a.cc:3:16: error: 'String' was not declared in this scope
    3 | void main(List<String> args){
      |                ^~~~~~
a.cc:3:24: error: 'args' was not declared in this scope
    3 | void main(List<String> args){
      |                        ^~~~
Language: C++

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

int main(){
  int A,B,C,x;
  int k = 0;//何通りあるのかをカウントする変数
  int l = 0;
  cin>>A>>B>>C>>x;
  for(int a = 0;a < A;a++){
    for(int b = 0;b < B;b++){
      for(int c = 0;c < C;i++){
        l = 500 * a + 100 * b + 50 * c;
        if(l == x){
          k++;
        }
      }
    }
  }
  cout<<k<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:27: error: 'i' was not declared in this scope
   12 |       for(int c = 0;c < C;i++){
      |                           ^
Language: C++

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

int main() {
  int a, b, c, x;
  int count=0;
  for(int i=0;i<a=;i++){
  	for(int j=0;j<b=;j++){
    	for(int l=0;l<c=;l++){
        	if(i*500+j*100+l*50==x){count++;}
        }
    }
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:19: error: expected primary-expression before ';' token
    7 |   for(int i=0;i<a=;i++){
      |                   ^
a.cc:8:25: error: expected primary-expression before ';' token
    8 |         for(int j=0;j<b=;j++){
      |                         ^
a.cc:9:25: error: expected primary-expression before ';' token
    9 |         for(int l=0;l<c=;l++){
      |                         ^
Language: C

#include<stdio.h>

int main(){
    int A,B,C,X,ans,frag = 0;
    scanf("%d %d %d %d",A,b,C,X);
    for(int a = 0; a <= A; a++){
        ans = 500 * a;
        for(int b = 0; b <= B; b++){
            ans += 100 * b;
            for(int c = 0; c <= C; c++){
                ans += 50 * c;
                if (ans == X)
                {
                    frag++;
                }
                
            }
        }
    }
    printf("%d",frag);
}

Compiler output:
main.c: In function 'main':
main.c:5:27: error: 'b' undeclared (first use in this function)
    5 |     scanf("%d %d %d %d",A,b,C,X);
      |                           ^
main.c:5:27: note: each undeclared identifier is reported only once for each function it appears in
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main() {
 int a,b,c,d;
  cin >> a >> b >> c >> d;
   int res = 0;
  for (int A = 0; A <= a; ++A) {
    for (int B = 0; B <= b; ++B) {
      for (int C = 0; C <= c; ++C) {
        int total = 500*A + 100*B + 50*C;
        if(total==d){
          res++
        }
      }
    }
  }
  cout << res << endl;
  
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:16: error: expected ';' before '}' token
   12 |           res++
      |                ^
      |                ;
   13 |         }
      |         ~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main() {
 int a,b,c,d;
  cin >> a >> b >> c >> d;
   int res = 0;
  for (int a = 0; a <= A; ++a) {
    for (int b = 0; b <= B; ++b) {
      for (int c = 0; c <= C; ++c) {
        int total = 500*a + 100*b + 50*c;
        if(total==d){
          res++
        }
      }
    }
  }
  cout << res << endl;
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:24: error: 'A' was not declared in this scope
    7 |   for (int a = 0; a <= A; ++a) {
      |                        ^
a.cc:8:26: error: 'B' was not declared in this scope
    8 |     for (int b = 0; b <= B; ++b) {
      |                          ^
a.cc:9:28: error: 'C' was not declared in this scope
    9 |       for (int c = 0; c <= C; ++c) {
      |                            ^
a.cc:12:16: error: expected ';' before '}' token
   12 |           res++
      |                ^
      |                ;
   13 |         }
      |         ~
Language: C++

#include <iostream>
using namespace std;


int main() {
  int X;
  int A,B,C;
  std::cin >> X;
  std::cin >> a >>b >>c;
  int res=0;
  for (int a = 0; a < A; a++) {
    for (int b = 0; b < B; a++) {
      for (int c= 0; c < C; a++) {
        int Y=500*a+100*b+50*c;
        if(Y==X) ++res;
      }
    }
  }
  std::cout << res << '\n';
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:15: error: 'a' was not declared in this scope
    9 |   std::cin >> a >>b >>c;
      |               ^
a.cc:9:19: error: 'b' was not declared in this scope
    9 |   std::cin >> a >>b >>c;
      |                   ^
a.cc:9:23: error: 'c' was not declared in this scope
    9 |   std::cin >> a >>b >>c;
      |                       ^
Language: C++

#include <iostream>
using namespace std;


int main() {
  int X;
  int A,B,C;
  std::cin >> X;
  std::cin >> a <<b <<c;
  int res=0;
  for (int a = 0; a < A; a++) {
    for (int b = 0; b < B; a++) {
      for (int c= 0; c < C; a++) {
        int Y=500*a+100*b+50*c;
        if(Y==X) ++res;
      }
    }
  }
  std::cout << res << '\n';
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:15: error: 'a' was not declared in this scope
    9 |   std::cin >> a <<b <<c;
      |               ^
a.cc:9:19: error: 'b' was not declared in this scope
    9 |   std::cin >> a <<b <<c;
      |                   ^
a.cc:9:23: error: 'c' was not declared in this scope
    9 |   std::cin >> a <<b <<c;
      |                       ^
Language: C++

#include <bits/stdc++.h>
#include <math.h>
using namespace std;
typedef long long ll;
typedef vector<int> vint;
#define rep(i,n) for (ll i = 0; i < (ll)(n); ++i)
#define rrep(i,j,n) for(ll i = (ll)(j); i < (ll)(n); i++)
#define mrep(i,n) for (ll i = (ll)(n-1); i >= 0; i--)
#define be(v) (v).begin(), (v).end()
#define dcout cout << fixed << setprecision(20) 
ll INF = 1LL << 60;
ll mod = 1e9 + 7;

int main(){
	int a,b,c,x; cin >> a >> b >> c >> x;
	int ans = 0;
	rep(i,a)rep(j,b)rep(k,c) {
		int s=500*a+100*b+50*c;
		if(s==x) ams++;
	}
	cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:26: error: 'ams' was not declared in this scope; did you mean 'ans'?
   19 |                 if(s==x) ams++;
      |                          ^~~
      |                          ans
Language: C++

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

int main() {
  int A,B,C,X;
  cin >> A >> B >> C >> X;
  int count = 0;
  int Y = X;
  
  for (int i = 0; i < A+1; i++) {
    
    if (Y - i * 500 >= 0) {
      Y = Y - i * 500;
      
      for (int j = 0; j < B+1; j++) {
        if (Y - j * 100 >= 0 && (Y - j * 100) / 50 <= C) {
          count++;
        }
      }
    }
    Y = X;
  }
  cout << count << endl;
}

Compiler output:
a.cc:1:1: error: 'clude' does not name a type
    1 | clude <bits/stdc++.h>
      | ^~~~~
a.cc: In function 'int main()':
a.cc:6:3: error: 'cin' was not declared in this scope
    6 |   cin >> A >> B >> C >> X;
      |   ^~~
a.cc:23:3: error: 'cout' was not declared in this scope; did you mean 'count'?
   23 |   cout << count << endl;
      |   ^~~~
      |   count
a.cc:23:20: error: 'endl' was not declared in this scope
   23 |   cout << count << endl;
      |                    ^~~~
Language: C++

#define _GLIBCXX_DEBUG
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define rep(i,n) for(int i=0;i<n;i++)
#define rep1(i,n) for(int i=1;i<=n;i++)
#define rep2(i,n) for(int i=0;i<=n;i++)
#define repr(i,a,n) for(int i=a;i<n;i++)
#define all(a) a.begin(),a.end()
#define P pair<long long,long long>
#define uni(e) e.erase(unique(e.begin(),e.end()),e.end())
#define double long double
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
int INF=1e10;
int MOD=1e9+7;
template<class T> void out(T a){cout<<a<<'\n';}
template<class T> void yesno(T b){if(b)out("yes");else out("no");}
template<class T> void YesNo(T b){if(b)out("Yes");else out("No");}
template<class T> void YESNO(T b){if(b)out("YES");else out("NO");}
template<class T> void noyes(T b){if(b)out("no");else out("yes");}
template<class T> void NoYes(T b){if(b)out("No");else out("Yes");}
template<class T> void NOYES(T b){if(b)out("NO");else out("YES");}
int keta(int a){
  double b=a;
  b=log10(b);
  int c=b;
  return c+1;
}
int kurai(int a,int b){
  int m=pow(10,b),n=pow(10,b-1);
  return (a%m)/n;
}
int ketawa(int a){
  int k=0;
  rep(i,keta(a)){
  k+=kurai(a,i+1);
  }
  return k;
}
int gcd(int a,int b){
  if(a%b==0)
    return b;
  return gcd(b,a%b);
}
int lcm(int a,int b){
    return a/gcd(a,b)*b;
}
int mid(int a,int b,int c){
  vector<int> k(3);
  k[0]=a;k[1]=b;k[2]=c;
  sort(all(k));
  return k[1];
}
bool sosuu(int a){
  bool b=1;
  if(a<=1)
    return 0;
  else{
  rep1(i,sqrt(a)-1){
  if(a%(i+1)==0)
  b=0;
  }
  return b;
  }
}
int modpow(int a,int b,int m=MOD){
 if(!b)return 1; if(b&1)return modpow(a,b-1,m)*a%m;
 int memo = modpow(a,b>>1,m);
 return memo*memo%m;
}
int fact_mod(int n) {
    int f=1; 
for(int i=2;i<n+1;i++) f=f*(i%MOD)% MOD;
    return f;
}
int mod_pow(int x,int n) {
    int res=1;
    while(n>0){
        if(n&1) res=(res*x)%MOD; 
        x=(x*x)%MOD;        
n>>=1; 
    }
    return res;
}
int c_mod(int n, int r) {
    if(r>n-r) r=n-r;
    if(r==0) return 1;
    int a=1;
    rep(i,r) 
a=a*((n-i)%MOD)%MOD;
    int b=mod_pow(fact_mod(r), MOD-2);
    return (a%MOD)*(b%MOD)%MOD;
}
signed main(){
  int a,b,c,d;
  cin>>a>>b>>c>>d;
  e=0;
  rep1(i,a)rep1(j,b)rep1(k,c){
  if(500*i+100*j+50*k==d)
    e++;
  }
  out(e);
}


Compiler output:
a.cc: In function 'int main()':
a.cc:98:3: error: 'e' was not declared in this scope
   98 |   e=0;
      |   ^
Language: C++

#define _GLIBCXX_DEBUG
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define rep(i,n) for(int i=0;i<n;i++)
#define rep1(i,n) for(int i=1;i<=n;i++)
#define rep2(i,n) for(int i=0;i<=n;i++)
#define repr(i,a,n) for(int i=a;i<n;i++)
#define all(a) a.begin(),a.end()
#define P pair<long long,long long>
#define uni(e) e.erase(unique(e.begin(),e.end()),e.end())
#define double long double
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
int INF=1e10;
int MOD=1e9+7;
template<class T> void out(T a){cout<<a<<'\n';}
template<class T> void yesno(T b){if(b)out("yes");else out("no");}
template<class T> void YesNo(T b){if(b)out("Yes");else out("No");}
template<class T> void YESNO(T b){if(b)out("YES");else out("NO");}
template<class T> void noyes(T b){if(b)out("no");else out("yes");}
template<class T> void NoYes(T b){if(b)out("No");else out("Yes");}
template<class T> void NOYES(T b){if(b)out("NO");else out("YES");}
int keta(int a){
  double b=a;
  b=log10(b);
  int c=b;
  return c+1;
}
int kurai(int a,int b){
  int m=pow(10,b),n=pow(10,b-1);
  return (a%m)/n;
}
int ketawa(int a){
  int k=0;
  rep(i,keta(a)){
  k+=kurai(a,i+1);
  }
  return k;
}
int gcd(int a,int b){
  if(a%b==0)
    return b;
  return gcd(b,a%b);
}
int lcm(int a,int b){
    return a/gcd(a,b)*b;
}
int mid(int a,int b,int c){
  vector<int> k(3);
  k[0]=a;k[1]=b;k[2]=c;
  sort(all(k));
  return k[1];
}
bool sosuu(int a){
  bool b=1;
  if(a<=1)
    return 0;
  else{
  rep1(i,sqrt(a)-1){
  if(a%(i+1)==0)
  b=0;
  }
  return b;
  }
}
int modpow(int a,int b,int m=MOD){
 if(!b)return 1; if(b&1)return modpow(a,b-1,m)*a%m;
 int memo = modpow(a,b>>1,m);
 return memo*memo%m;
}
int fact_mod(int n) {
    int f=1; 
for(int i=2;i<n+1;i++) f=f*(i%MOD)% MOD;
    return f;
}
int mod_pow(int x,int n) {
    int res=1;
    while(n>0){
        if(n&1) res=(res*x)%MOD; 
        x=(x*x)%MOD;        
n>>=1; 
    }
    return res;
}
int c_mod(int n, int r) {
    if(r>n-r) r=n-r;
    if(r==0) return 1;
    int a=1;
    rep(i,r) 
a=a*((n-i)%MOD)%MOD;
    int b=mod_pow(fact_mod(r), MOD-2);
    return (a%MOD)*(b%MOD)%MOD;
}
signed main(){
  int a,b,c,d;
  cin>>a>>b>>c>>d;
  e=0;
  rep1(i,a)rep1(j,b)rep1(k,c){
  if(500*a+100*b+50*c==d)
    e++;
  }
  out(e);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:98:3: error: 'e' was not declared in this scope
   98 |   e=0;
      |   ^
Language: Java

import java.util.Scanner;

pubulic class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int A = sc.nextInt();
		int B = sc.nextInt();
		int C = sc.nextInt();
		int X = sc.nextInt();
		int ans = 0;
		
		for(int i = 0; i <= A; i++) {
			for(int j = 0; j <= B; j++) {
				for(int k = 0; k <= C; k++) {
					if(500 * i + 100 * j + 50 * k == X) {
						ans++;
					}
				}
			}
		}
		
		System.out.println(ans);
	}

}


Compiler output:
Main.java:3: error: class, interface, enum, or record expected
pubulic class Main {
^
1 error
Language: C++

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

int main(){
    int A;
    int B;
    int C;
    int X;

    cin >> A;
    cin >> B;
    cin >> C;
    cin >> X;

    int counter = 0;
    for(int i = 0; i <= A; i++){
        for(int j = 0; j <= B; j++){
            for(int k = 0; k <= C; k++)
                int sum = 500*i + 100*j + 50*k;
                if(X == sum)
                    ++counter;
        }
    }

    cout << counter << endl;

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:25: error: 'sum' was not declared in this scope
   20 |                 if(X == sum)
      |                         ^~~
Language: C++

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

int main(){
    int A;
    int B;
    int C;
    int X;

    cin >> A;
    cin >> B;
    cin >> C;
    cin >> X;

    int counter = 0;
    for(int i = 0; i <= A; i++){
        for(int j = 0; j <= B; j++){
            for(int k = 0; k <= C; k++)
                int sum = 500*A + 100*B + 50*C;
                if(X == sum)
                    ++counter;
        }
    }

    cout << counter << endl;

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:25: error: 'sum' was not declared in this scope
   20 |                 if(X == sum)
      |                         ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() { 
  int a,b,c,x; cin >> a >> b >> c >> x;
  int count = 0;
  for (int i = 0; i <= a; i++) 
    for (int j = 0; j <= b; j++) 
      for (int k = 0; k <= c; k++) 
        int total = 500*i + 100*j + 50*k; 
        if (total == x) count++; 
  cout << count << endl;
}

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

#include <bits/stdc++.h>
using namespace std;
 
int main() { 
  int a,b,c,x; cin >> a >> b >> c >> x;
  int count = 0;
  for (int i = 0; i <= a; i++) 
    for (int j = 0; j <= b; j++) 
      for (int k = 0; k <= c; k++) 
        int total = 500*i + 100*j + 50*k; 
        if (total == X) count++; 
  cout << count << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:13: error: 'total' was not declared in this scope
   11 |         if (total == X) count++;
      |             ^~~~~
a.cc:11:22: error: 'X' was not declared in this scope
   11 |         if (total == X) count++;
      |                      ^
Language: C

#include <stdio.h>
int main(){
  int A,B,C,X,Pattern=0;
  scanf("%d %d %d %d",&A,&B,&C,&X);
  for(Yen500=0;Yen500<=A;Yen500++)
  {
    for(Yen100=0;Yen100<=B;Yen100++)
    {
      for(Yen50=0;Yen50<=C;Yen50++)
      {
       if(Yen500*500+Yen100*100+Yen50*50==X)
       {
        Pattern++; 
       }
      }
    }
  }
    printf("%d\n",Pattern);
 return 0; 
}

Compiler output:
main.c: In function 'main':
main.c:5:7: error: 'Yen500' undeclared (first use in this function)
    5 |   for(Yen500=0;Yen500<=A;Yen500++)
      |       ^~~~~~
main.c:5:7: note: each undeclared identifier is reported only once for each function it appears in
main.c:7:9: error: 'Yen100' undeclared (first use in this function)
    7 |     for(Yen100=0;Yen100<=B;Yen100++)
      |         ^~~~~~
main.c:9:11: error: 'Yen50' undeclared (first use in this function)
    9 |       for(Yen50=0;Yen50<=C;Yen50++)
      |           ^~~~~
Language: C

#include <stdio.h>
int main(){
  int A,B,C,X,Pattern=0;
  scanf("%d %d %d %d",&A,&B,&C,&X);
  for($500=0;$500<=A;$500++)
  {
    for($100=0;$100<=B;$100++)
    {
      for($50=0;$50<=C;$50++)
      {
       if($500*500+$100*100+$50*50==X)
       {
        Pattern++; 
       }
      }
    }
  }
    printf("%d\n",Pattern);
 return 0; 
}

Compiler output:
main.c: In function 'main':
main.c:5:7: error: '$500' undeclared (first use in this function)
    5 |   for($500=0;$500<=A;$500++)
      |       ^~~~
main.c:5:7: note: each undeclared identifier is reported only once for each function it appears in
main.c:7:9: error: '$100' undeclared (first use in this function)
    7 |     for($100=0;$100<=B;$100++)
      |         ^~~~
main.c:9:11: error: '$50' undeclared (first use in this function)
    9 |       for($50=0;$50<=C;$50++)
      |           ^~~
Language: C++

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

int main(){
  int a, b, c, x;
  cin >> a >> b >> c >> x;
  int ca = x / 500;
  if(ca > a){ca = a;}
  int i, j, k;
  int count = 0;
  for(i = 0; i < ca; i++){
    int x1 = x - 500 * i;
    int cb = x1 / 100;
    if(cb > b){cd = b;}
    for(j = 0; j < cb; j++){
      int x2 = x1 - 100 * j;
      if(x2 % 50 == 0 && x2/50 <= c){count++;}
    }
  }
  cout << count << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:14:16: error: 'cd' was not declared in this scope; did you mean 'cb'?
   14 |     if(cb > b){cd = b;}
      |                ^~
      |                cb
Language: C

#include<stdio.h>
int N;
int A[201];
 
int main()
{
  int Num_500;
  int Num_100;
  int Num_50;
  int price;
  int coin_500
  int coin_100;
  int coin_50;
  int select_num;
  
  //数値の数の設定
  scanf("%d", &Num_500);
  scanf("%d", &Num_100);
  scanf("%d", &Num_50);
  scanf("%d", &price);
 
  	// 500円の枚数
  if((price / 500) > Num_500)
  {
    coin_500 = Num_500;
  }
  else
  {
    coin_500 = (price / 500);
  }
  // 500円を抜かした金額
  price -= 500 * coin_500;
 
  // 100円の枚数
  if((price / 100) > Num_100)
  {
    coin_100 = Num_100;
  }
  else
  {
    coin_100 = (price / 100);
  }
  // 100円を抜かした金額
  price -= 100 * coin_100;
  
  // 50円の枚数
  if((price / 50) > Num_50)
  {
    coin_50 = Num_50;
  }
  else
  {
    coin_50 = (price / 50);
  }
  // 50円を抜かした金額
  price -= 50 * coin_50;
  
  //残金が残っている→成立しない場合は0パターン
  if(price != 0)
  {
    select_num = 0;
  }
  else
  {
    // 500円は100円が1~5枚までの組み合わせ(残りは50円)、0枚の場合は500円or50円×10のパターンがあるため計7パターン、100円は100円or50円の計2パターンが組める
    // パターンは(500円の枚数×7)×(100円の枚数×2)となる
    select_num = (coin_50 * 7) * (coin_100 * 2);
  }
  
    printf("%d\n",select_num);
    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:11:15: error: expected ';' before 'int'
   11 |   int coin_500
      |               ^
      |               ;
   12 |   int coin_100;
      |   ~~~          
main.c:25:5: error: 'coin_500' undeclared (first use in this function); did you mean 'coin_50'?
   25 |     coin_500 = Num_500;
      |     ^~~~~~~~
      |     coin_50
main.c:25:5: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include<stdio.h>
int N;
int A[201];
 
int main()
{
  int Num_500
  int Num_100;
  int Num_50;
  int price;
  int coin_500
  int coin_100;
  int coin_50;
  int select_num;
  
  //数値の数の設定
  scanf("%d", &Num_500);
  scanf("%d", &Num_100);
  scanf("%d", &Num_50);
  scanf("%d", &price);

  	// 500円の枚数
  if((price / 500) > Num_500)
  {
    coin_500 = Num_500;
  }
  else
  {
    coin_500 = (price / 500);
  }
  // 500円を抜かした金額
  price -= 500 * coin_500;

  // 100円の枚数
  if((price / 100) > Num_100)
  {
    coin_100 = Num_100;
  }
  else
  {
    coin_100 = (price / 100);
  }
  // 100円を抜かした金額
  price -= 100 * coin_100;
  
  // 50円の枚数
  if((price / 50) > Num_50)
  {
    coin_50 = Num_50;
  }
  else
  {
    coin_50 = (price / 50);
  }
  // 50円を抜かした金額
  price -= 50 * coin_50;
  
  //残金が残っている→成立しない場合は0パターン
  if(price != 0)
  {
    select_num = 0;
  }
  else
  {
    // 500円は100円が1~5枚までの組み合わせ(残りは50円)、0枚の場合は500円or50円×10のパターンがあるため計7パターン、100円は100円or50円の計2パターンが組める
    // パターンは(500円の枚数×7)×(100円の枚数×2)となる
    select_num = (coin_50 * 7) * (coin_100 * 2);
  }
  
    printf("%d\n",select_num);
    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:7:14: error: expected ';' before 'int'
    7 |   int Num_500
      |              ^
      |              ;
    8 |   int Num_100;
      |   ~~~         
main.c:11:15: error: expected ';' before 'int'
   11 |   int coin_500
      |               ^
      |               ;
   12 |   int coin_100;
      |   ~~~          
main.c:17:16: error: 'Num_500' undeclared (first use in this function); did you mean 'Num_50'?
   17 |   scanf("%d", &Num_500);
      |                ^~~~~~~
      |                Num_50
main.c:17:16: note: each undeclared identifier is reported only once for each function it appears in
main.c:25:5: error: 'coin_500' undeclared (first use in this function); did you mean 'coin_50'?
   25 |     coin_500 = Num_500;
      |     ^~~~~~~~
      |     coin_50
Language: C++

#include "bits/stdc++.h"
using namespace std;
using ll = long long;
#define rep(i, begin, n) for (int i = begin; i < n; i++)
#define repe(i, begin, n) for (int i = begin; i <= n; i++)
#define repr(i, begin, n) for (int i = begin; i > begin - n; i--)
#define repre(i, begin, end) for (int i = begin; i >= end; i--)

template <class T>
inline bool chmax(T& a, T b) {
  if (a < b) {
    a = b;
    return 1;
  }
  return 0;
}

template <class T>
inline bool chmin(T& a, T b) {
  if (a > b) {
    a = b;
    return 1;
  }
  return 0;
}

const int inf = 1000000007;
const int MOD = 1000000007;
const long long INF = 1000000000000000007;

// -------------------------------------------------------
int A, B, C;

int main() {
  cin >> A >> B >> C;
  int ans = 0;
  repe(i, 0, A) {
    repe(j, 0, B) {
      repe(k, 0, C) {
        int total = A * i + B * j + C * k;
        if (total == X) {
          ++ans;
        }
      }
    }
  }
  cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:41:22: error: 'X' was not declared in this scope
   41 |         if (total == X) {
      |                      ^
Language: C++

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

int main() {

  int i, a,b,c,x;
  int A,B,C;
  int total=0;
  int count=0;
  cin >> A>>B>>C>>x;
  for(a=0;i<x;i++){
    for(b=0;i<x;i++){
      for(c=0;i<x;i++){
        total = a*500+b*100+c*50;
        if(toatl==x)++count;
      }
    }
  }
  cout << count << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:12: error: 'toatl' was not declared in this scope; did you mean 'total'?
   15 |         if(toatl==x)++count;
      |            ^~~~~
      |            total
Language: C++

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

int main() {
  int A, B, C, ;
  cin >> A >> B >> C >> x;
  
  int ans = 0;
  for(int a = 0; a <= A; a++) {
    
    for(int b = 0; b <= B; b++) {
      
      for(int c = 0; c <= C; c++) {
         
        int total = 500 * a + 100 * b + 50 * c;
        if(total == x) ans++;
      }
    }
  }
  cout << ans << endl;
}  

Compiler output:
a.cc: In function 'int main()':
a.cc:5:16: error: expected unqualified-id before ';' token
    5 |   int A, B, C, ;
      |                ^
a.cc:6:25: error: 'x' was not declared in this scope
    6 |   cin >> A >> B >> C >> x;
      |                         ^
Language: C++

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

int main() {
  int a, b, c, x;
  cin >> a >> b >> c >> x;
  
  int ans = 0;
  for(a = 0; a <= 50; a++) {
    
    for(b = 0; b <= 50, b++) {
      
      for(c = 0; c <= 50; c++) {
        
        x = 500 * a + 100 * b + 50 * c;
        if(x < 50 || x > 20000) continue;
        ans++;
        
      }
    }
  }
  cout << ans << endl;
}  

Compiler output:
a.cc: In function 'int main()':
a.cc:11:28: error: expected ';' before ')' token
   11 |     for(b = 0; b <= 50, b++) {
      |                            ^
      |                            ;
Language: C++

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

int main() {
    int A, B, C, X;
    cin >> A >> B >> C >> X;

    int res = 0;
    for(int i = 0; i <= A; i++){
        for(int j = 0; j <= B; j++){
            for(int k = 0; k <= C; k++){
                int total = 500 * i + 100 * j + 50 * k;
                if(total == X) res++;
            }
        }
    }

    cout << res << endl;

Compiler output:
a.cc: In function 'int main()':
a.cc:18:25: error: expected '}' at end of input
   18 |     cout << res << endl;
      |                         ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

int main(){
    int A, B, C, N;
    cin >> A >> B >> C >> N;

    int count = 0;
    for (int a = 0; a <= A; a++) {
        for (int b = 0; b <= B; b++) {
            for (int c = 0; c <= C; c++){
                if (N == 500 * a + 100 * b + 50 * c) {
                    count++;
                }
            }
        }        
    }

    cout << count << endl;


}

Compiler output:
a.cc: In function 'int main()':
a.cc:3:5: error: 'cin' was not declared in this scope
    3 |     cin >> A >> B >> C >> N;
      |     ^~~
a.cc:16:5: error: 'cout' was not declared in this scope; did you mean 'count'?
   16 |     cout << count << endl;
      |     ^~~~
      |     count
a.cc:16:22: error: 'endl' was not declared in this scope
   16 |     cout << count << endl;
      |                      ^~~~
Language: C++

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

int main() {
  int a,b,c,x;
  cin>>a>>b>>c>>x;
  int ans=0;
  int g=min(a,x/500);
  for(int i=0;i<=g;i++){
    int nokori=x-500*i;
    int h=min(b,nokori/100);
    for(int j=0;j<=h;j++){
      int nokoria-=100*j;
      nokoria/=50;
      if(nokoria<=c) ans++;
    }
  }
  cout<<ans<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:18: error: expected initializer before '-=' token
   13 |       int nokoria-=100*j;
      |                  ^~
a.cc:14:7: error: 'nokoria' was not declared in this scope; did you mean 'nokori'?
   14 |       nokoria/=50;
      |       ^~~~~~~
      |       nokori
Language: C++

#include <iostream>
using namespace std;
int main(){
  int a,b,c,x,result = 0;
  cin >> a >> b >> c >> x;
  for (int i = 0; j < a; i++){
    for (int j =0; j < b; j++){
      for (int k = 0; k < c; k++){
        if (i * 500 + j * 100 + k * 50 == x){
          result++;
        }
      }
    }
  }
  cout << result << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:19: error: 'j' was not declared in this scope
    6 |   for (int i = 0; j < a; i++){
      |                   ^
Language: C++

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

int main() {
    int A, B, C, X;
    cin >> A >> B >> C >> X;
    int res = 0;
    
    for (int a =  0; a <= A, ++a) {
        for (int b = 0; b <= B, ++b) {
            for (int c =  0: c <= C, ++c) {
                int total = (A * a) + (B * b) + (C * c);
                if (total == X) res++;
            }
        }
    }
    
    cout << res << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:33: error: expected ';' before ')' token
    9 |     for (int a =  0; a <= A, ++a) {
      |                                 ^
      |                                 ;
a.cc:10:36: error: expected ';' before ')' token
   10 |         for (int b = 0; b <= B, ++b) {
      |                                    ^
      |                                    ;
a.cc:11:24: error: initializer in range-based 'for' loop
   11 |             for (int c =  0: c <= C, ++c) {
      |                        ^
Language: Java

package AtCoderBegineerContest087;

import java.util.Scanner;

public class Main087A {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        // int a = Integer.valueOf(sc.nextLine());
        // int b = Integer.valueOf(sc.nextLine());
        // int c = Integer.valueOf(sc.nextLine());
        // int x = Integer.valueOf(sc.nextLine());
        int x = 6000;
        int maxA = 30;
        int maxB = 40;
        int maxC = 50;
        int count = 0;
        for(int numA = 0; numA <= maxA; numA++){
            for(int numB = 0; numB <= maxB; numB++){
                int numC = (x - 500*numA - 100*numB) / 50;
                if(maxC >= numC && numC >= 0){
                    count++;
                }
            }
        }
        System.out.println(count);
        sc.close();
    }
}

Compiler output:
Main.java:5: error: class Main087A is public, should be declared in a file named Main087A.java
public class Main087A {
       ^
1 error
Language: C

#include <stdio.h>
 
int main(void)
{
  int A, B, C, X;
  int a, b, c;
  int count == 0;
  scanf("%d%d%d%d", &A, &B, &C, &X);
  
  for (a = 0; a <= A; a++) 
    for (b = 0; b <= B; b++)
      for (c = 0; c <= C; c++) 
        if (X == 500*a + 100*b + 50*c)
          count++;
  printf("%d", count);
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:7:13: error: expected '=', ',', ';', 'asm' or '__attribute__' before '==' token
    7 |   int count == 0;
      |             ^~
main.c:7:13: error: expected expression before '==' token
main.c:14:11: error: 'count' undeclared (first use in this function)
   14 |           count++;
      |           ^~~~~
main.c:14:11: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include <stdio.h>

int main(void)
{
  int A, B, C, X;
  int a, b, c;
  int count == 0;
  scanf("%d%d%d%d", A, B, C, X);
  
  for (a = 0; a <= A; a++) 
    for (b = 0; b <= B; b++)
      for (c = 0; c <= C; c++) 
        if (X == 500*a + 100*b + 50*c)
          count++;
  printf("%d", count);
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:7:13: error: expected '=', ',', ';', 'asm' or '__attribute__' before '==' token
    7 |   int count == 0;
      |             ^~
main.c:7:13: error: expected expression before '==' token
main.c:14:11: error: 'count' undeclared (first use in this function)
   14 |           count++;
      |           ^~~~~
main.c:14:11: note: each undeclared identifier is reported only once for each function it appears in
Language: C++

#include <bits/stdc++.h>

using namespace std;

int main() {
  int x,a,b,c;
  int count=0;
  cin >>a >> b >> c >>x;
  
  for(int i=0;i<a;i++){
    for(j=0;j<b; j++){
      for(int k=0 ;k<c;k++){
        if(x == 500*a+100*b + 50*c)
          count++;
      }
    }
  }
  cout << count <<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:9: error: 'j' was not declared in this scope
   11 |     for(j=0;j<b; j++){
      |         ^
Language: C++

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

int main() {
  int A, B, C, X;
  cin >> A >> B >> C >> X;
  
  int count = 0;
  for (int a = 0; a <= A; a++) {
    for (int b = 0; b <= B; b++) {
      for (int c = 0; c <= C; c++) {
        int total = 500*a + 100*b + 50*c;
        if (x == total) count++;
      }
    }
  }
  cout << count << endl;
}  

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

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


int main() {
  int A;
  cin >> A;
  int B;
  cin >> B;
  int C;
  cin >> C;
  int X;
  cin >> X;
  
  int count = 0;
  for (int a = 0; a < A; a++) {
    for (int b = 0; b < B; b++) {
      for (int c = 0; c < C; c++) {
        int total = a*500 + b*100 + c*50;
        if (X == total) count++
      }
    }
  }
  cout << count << endl;
}  


Compiler output:
a.cc: In function 'int main()':
a.cc:20:32: error: expected ';' before '}' token
   20 |         if (X == total) count++
      |                                ^
      |                                ;
   21 |       }
      |       ~
Language: C++

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


int main() {
  int A;
  cin >> A;
  int B;
  cin >> B;
  int C;
  cin >> C;
  int X;
  cin >> X;
  
  int count = 0;
  for (int a = 0; a < A; a++) {
    for (int b = 0; b < B; b++) {
      for (int c = 0; c < C; c++) {
        int total = a*500 + b*100 + c*50;
        if (x == total) count++
      }
    }
  }
  cout << count << endl;
}  

Compiler output:
a.cc: In function 'int main()':
a.cc:20:13: error: 'x' was not declared in this scope
   20 |         if (x == total) count++
      |             ^
a.cc:20:32: error: expected ';' before '}' token
   20 |         if (x == total) count++
      |                                ^
      |                                ;
   21 |       }
      |       ~
Language: C++

#include <iostream>
using namespace std;

int main() {
    int A,B,C,X;
    int count =0;
    cin >> A >> B >> C  >> X;
    for (int i = 0; i < A+1; i++)
    {
        for (int j = 0; j < B+1; j++)
        {
            for (int k = 0; k < C+1; k++)
            {
                if (500*i+100*j+50*k==X)
                {
                    count++;
                }
                
            }
            
        }
        
    }
    count << count << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:20: error: invalid operands of types 'int' and '<unresolved overloaded function type>' to binary 'operator<<'
   24 |     count << count << endl;
      |     ~~~~~~~~~~~~~~~^~~~~~~
Language: C++

#include<cstdio>
using namespace std;

int main(){
    int A,B,C,X;
    cin >> A >> B >> C >> X;
    int ans = 0;
    for(int i = 0; i <= A; i++){
        for(int j = 0; j <= B; j++){
            for(int k = 0; k <= C; k++){
            	if(A*i + B*j + C*k == X){
                ans++;
                }
            }
        }
    }
}
             

Compiler output:
a.cc: In function 'int main()':
a.cc:6:5: error: 'cin' was not declared in this scope
    6 |     cin >> A >> B >> C >> X;
      |     ^~~
a.cc:2:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    1 | #include<cstdio>
  +++ |+#include <iostream>
    2 | using namespace std;
Language: C++

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

int main(){
    int a, b, c, X;
    cin >> a, b, c, X;
    int count = 0 ;
    for(int i = 0; i < a; i++){
        for(int j = 0; j < b; j++){
            for(int k = 0; k < c; k++){
                if(500*a + 1000*b + 50*c == x){

                    count++ ;

                }

            }

           
        }
    }

    cout << count << endl;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:45: error: 'x' was not declared in this scope
   11 |                 if(500*a + 1000*b + 50*c == x){
      |                                             ^
Language: C

#include <stdio.h>
int main(){
 int a,b,c,x,i,j,k,count=0;
  scanf("%d¥n%d¥n%d¥n%d¥n",&a,&b,&c,&x);
  if(a<=40){
  for(i=0;i<=a;a++){
    for(j=0;j<=b;j++){
      for(k=0;k<=c;k++){
        if(500*i+100*b+c*50==x)
        count++;
        if(500*i+100*b+c*50>x)
          continue;
      }
    }
  }
 printf("%d",count);
  }
  else printf("0")
    return 0;
}


Compiler output:
main.c: In function 'main':
main.c:18:19: error: expected ';' before 'return'
   18 |   else printf("0")
      |                   ^
      |                   ;
   19 |     return 0;
      |     ~~~~~~