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

#include <bits/stdc++.h>
using namespace std;
int main ()
{
  char S[10];
  cin>>S;

  int ans = 0;
  for (int i = 0; i < 4; ++i)
  {
  	if (S == 4) ans++;
  	
    else
    	ans--;
  	

  }
  cout<<ans;

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:15: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   11 |         if (S == 4) ans++;
      |             ~~^~~~
Language: C++

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


Compiler output:
a.cc: In function 'int main()':
a.cc:10:24: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   10 |                 if(s[i]=="+") res++;
Language: C++

#include <iostream>
#include <string>
#include <math.h>
#include <algorithm>
using namespace std;

int ans;

int main(){
    string s;cin>>s;
    for(int i=0;i<s.length();i++){
        if(i=='+')ans++
        else ans--;
    }
    cout<<ans<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:24: error: expected ';' before 'else'
   12 |         if(i=='+')ans++
      |                        ^
      |                        ;
   13 |         else ans--;
      |         ~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int mian(){
	string s;cin>>s;
	int num1=0,num2=0;
	for(int i=0;i<s.size();i++){
		if(s[i]=='+') num1++;
		else num2++;
	}
	cout<<num1-num2<<endl;
	
	return 0;
}

Compiler output:
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/14/../../../x86_64-linux-gnu/Scrt1.o: in function `_start':
(.text+0x17): undefined reference to `main'
collect2: error: ld returned 1 exit status
Language: C++

#include<bits/stdc++.h>
using namespace std;
int mian(){
	string s;cin>>s;
	int num1=0,num2=0;
	for(int i=0;i<s.szie();i++){
		if(s[i]=='+') num1++;
		else num2++;
	}
	cout<<num1-num2<<endl;
	
	return 0;
}

Compiler output:
a.cc: In function 'int mian()':
a.cc:6:25: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'szie'; did you mean 'size'?
    6 |         for(int i=0;i<s.szie();i++){
      |                         ^~~~
      |                         size
Language: C++

#include<iostream>
#include<string>
using namespace std;
int main(){
	
	int num=0;
	int i=0;
	string str;
	cin>>str;
	
	while(i<4){
	
		
		if(str[i]=="+"){
		num++;
		}else{
		num--;
		}
		i++;
	}
	cout<<num<<endl;

return 0;

}



Compiler output:
a.cc: In function 'int main()':
a.cc:14:26: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   14 |                 if(str[i]=="+"){
Language: C++

using System;

namespace AtCoder
{
	class Programs
	{
		static void Main ()
		{
			var s = Console.ReadLine ();
			int ans = 0;
			for (int i = 0; i < s.Length; i++) {
				if (s [i] == '+')
					ans++;
				else
					ans--;
			}
			Console.WriteLine (ans);
		}
	}
}

Compiler output:
a.cc:1:7: error: expected nested-name-specifier before 'System'
    1 | using System;
      |       ^~~~~~
a.cc:19:10: error: expected ';' after class definition
   19 |         }
      |          ^
      |          ;
a.cc: In static member function 'static void AtCoder::Programs::Main()':
a.cc:9:25: error: 'var' was not declared in this scope
    9 |                         var s = Console.ReadLine ();
      |                         ^~~
a.cc:11:45: error: 's' was not declared in this scope
   11 |                         for (int i = 0; i < s.Length; i++) {
      |                                             ^
a.cc:17:25: error: 'Console' was not declared in this scope
   17 |                         Console.WriteLine (ans);
      |                         ^~~~~~~
Language: C++

#include<stdio.h>
int main (){
	int prime,i;
	char sign [4];
	scanf("%d",&prime);
	for(i=0;i<4;i++){
		scanf ('%c',&sign[i]);
		if(sign[i]==+){
			prime++;
		}else{
			prime--;
		}
		printf("%d",prime);
		return 0;
}

Compiler output:
a.cc:7:24: warning: multi-character character constant [-Wmultichar]
    7 |                 scanf ('%c',&sign[i]);
      |                        ^~~~
a.cc: In function 'int main()':
a.cc:7:24: error: invalid conversion from 'int' to 'const char*' [-fpermissive]
    7 |                 scanf ('%c',&sign[i]);
      |                        ^~~~
      |                        |
      |                        int
In file included from a.cc:1:
/usr/include/stdio.h:428:42: note:   initializing argument 1 of 'int scanf(const char*, ...)'
  428 | extern int scanf (const char *__restrict __format, ...) __wur;
      |                   ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
a.cc:8:30: error: expected primary-expression before ')' token
    8 |                 if(sign[i]==+){
      |                              ^
a.cc:15:2: error: expected '}' at end of input
   15 | }
      |  ^
a.cc:2:12: note: to match this '{'
    2 | int main (){
      |            ^
Language: C++

#include<stdio.h>

int main(void) {
	int i, sum = 0;
	char S[4];

	scanf("%s", S);

	for (i = 0; i < 4; i++) {
		if (S[i] == '+') {
			sum += 1;
		}
		else {
			sum -= 1;
		}
	}
	printf("%d", sum);

	return ;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:9: error: return-statement with no value, in function returning 'int' [-fpermissive]
   19 |         return ;
      |         ^~~~~~
Language: C++

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

int main(){

string S;
int ans=0;
cin>>S;
for(int i=0;i<4;i<<){
if(S[i]=='+')ans++;
else ans--;
}
cout<<ans<<endl;

return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:20: error: expected primary-expression before ')' token
   10 | for(int i=0;i<4;i<<){
      |                    ^
Language: C

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

int main(){

string S;
int ans=0;
cin>>S;
for(int i=0;i<4;i<<){
if(S[i]=='+')ans++;
else ans--;
}
cout<<ans<<endl;

return 0;
}

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

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

using namespace std;

int main(void){

    // cout << "ldsfj" << endl;

    int num =0, i;
    string s;

    cin >> s;
    for(i =0;i<4;i++){
        if(s[i]=='+'){
            num++;
        }else{
            num--;
        }
    }

    cout << num;

    return 0;
}

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

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

using namespace std;

int main(void){

    // cout << "ldsfj" << endl;

    int num =0, i;
    string s;

    cin >> s;
    for(i =0;i<4;i++){
        if(s[i]=='+'){
            num++;
        }else{
            num--;
        }
    }

    cout << num;

    return 0;
}

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


import java.util.Scanner;

public class AtCoder_String {
    public static void main(String[] args) {
        String input = new Scanner(System.in).nextLine();
         int kekka = 0;
         for(int i = 0; i < input.length(); i++){
             char c = input.charAt(i);
             if (c=='+')kekka++;
             else kekka--;
         }
        System.out.println(kekka);
    }
}

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

class AtCoder_String {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
         String input = sc.next();
         int nagasa = input.length();
         int kekka = 0;
         for(int i = 0; i < nagasa; i++){
             Character c = input.charAt(i);
             switch(c) {
                 case '+':
                   kekka+=1;
                   break;
                 case '-':
                     kekka-=1;
                     break;
             }
         }
        System.out.println(kekka);
    }
}

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

public class AtCoder {
    public static void main(String args[]) {
        Scanner scanner = new Scanner(System.in);
        System.out.print("Input > ");

        String input = scanner.nextLine();

        System.out.println(input);
        scanner.close();
    }
}


Compiler output:
Main.java:1: error: class AtCoder is public, should be declared in a file named AtCoder.java
public class AtCoder {
       ^
Main.java:3: error: cannot find symbol
        Scanner scanner = new Scanner(System.in);
        ^
  symbol:   class Scanner
  location: class AtCoder
Main.java:3: error: cannot find symbol
        Scanner scanner = new Scanner(System.in);
                              ^
  symbol:   class Scanner
  location: class AtCoder
3 errors
Language: C++

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

int p[200000];
int main(){
int n, k;cin>>n>>k;for(int i=0;i<n;i++)cin>>p[i];
int pos1=-1;
for(int i=0;i<n;i++)if(p[i]==1)pos1=i;
cout<<min(i+1-k+1, n-i-k+1);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:11: error: 'i' was not declared in this scope
    9 | cout<<min(i+1-k+1, n-i-k+1);
      |           ^
Language: C++

s = gets.chomp.split('')
ans = 0
s.each do |i|
	if i == "+"
		ans += 1
	else
		ans -= 1
	end
end
puts ans 

Compiler output:
a.cc:1:22: error: empty character constant
    1 | s = gets.chomp.split('')
      |                      ^~
a.cc:1:1: error: 's' does not name a type
    1 | s = gets.chomp.split('')
      | ^
Language: C++

#include <iostream>
#include <algorithm>
#include <string>
using namespace std;
int main(void){
    int ans=0;
    fo(int i=0;i<4;i++){
        char a;cin>>a;
        if(a=='+')ans++;
        else ans--;
    }
    cout<<ans<<endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:8: error: expected primary-expression before 'int'
    7 |     fo(int i=0;i<4;i++){
      |        ^~~
a.cc:7:16: error: 'i' was not declared in this scope
    7 |     fo(int i=0;i<4;i++){
      |                ^
Language: Java

import java.util.*;
public class Main{
  public static void Main(String[] args){
     new Scanner sc =new Scanner(System.in);
    int ans=0;
    String str=sc.next();
    
    for(int i=0;i<str.length;i++){
     char a;
     a=str.charAt(i);
      switch (str){
        case '+':
          ans++;
          break;
        default:
          ans--;
          break;
      }
    }
    System.out.print.ln(ans);
  
  }
}

Compiler output:
Main.java:4: error: '(' or '[' expected
     new Scanner sc =new Scanner(System.in);
                 ^
1 error
Language: C++

#include "bits\stdc++.h"
using namespace std;
#define rep(i,n) for(int i=0, i##_len=(n); i<i##_len; ++i)
#define all(x) (x).begin(),(x).end()
#define tsort(v) sort((v).begin(), (v).end())
#define trev(v) reverse((v).begin(), (v).end())
#define siz(x) ((int)(x).size())
#define el "\n"
#ifdef LOCAL_tqk
#define gc() getchar(); getchar()
#else
#define gc() 1
#endif
typedef long long lint;

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

int main() {
	cin.tie(0);
	ios::sync_with_stdio(false);
	lint ans = 0;
	char s[5];
	cin >> s;
	rep(i, 4) {
		if (s[i] == '+')ans++;
		else ans--;
	}
	cout << ans << el;
	gc();
}

Compiler output:
a.cc:1:10: fatal error: bits\stdc++.h: No such file or directory
    1 | #include "bits\stdc++.h"
      |          ^~~~~~~~~~~~~~~
compilation terminated.
Language: C++

(let ((s (read-line))
      (ans 0))
  (loop for x below (length s) do
    (if (equal (char s x) #\+) (incf ans) (decf ans)))
  (format t "~A~%" ans))

Compiler output:
a.cc:4:27: error: stray '#' in program
    4 |     (if (equal (char s x) #\+) (incf ans) (decf ans)))
      |                           ^
a.cc:4:28: error: stray '\' in program
    4 |     (if (equal (char s x) #\+) (incf ans) (decf ans)))
      |                            ^
a.cc:1:5: error: expected ')' before '(' token
    1 | (let ((s (read-line))
      | ~   ^~
      |     )
Language: C

#include <stdio.h>
#include <string.h>
int main(){
  char s[5],;
  int x=0,i;
  scanf("%s",s);
  for(i=0;i<4;i++){
    if(s[i]=='+')x++;
    else x--;
  }
  printf("%d\n",x);
  return 0;
}


Compiler output:
main.c: In function 'main':
main.c:4:13: error: expected identifier or '(' before ';' token
    4 |   char s[5],;
      |             ^
Language: C++

#include <iostream>
#include <string>

using namespace std;

int main()
{
string s; cin >> s; int x = 0; for (Int i = 0; i < s.length(); i++) if (s[i] == '+') x++; else x--;
cout << x << "\n";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:37: error: 'Int' was not declared in this scope; did you mean 'int'?
    8 | string s; cin >> s; int x = 0; for (Int i = 0; i < s.length(); i++) if (s[i] == '+') x++; else x--;
      |                                     ^~~
      |                                     int
a.cc:8:48: error: 'i' was not declared in this scope
    8 | string s; cin >> s; int x = 0; for (Int i = 0; i < s.length(); i++) if (s[i] == '+') x++; else x--;
      |                                                ^
Language: C++

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

Compiler output:
a.cc: In function 'int main()':
a.cc:8:31: error: expected ';' before ')' token
    8 |         for(int i=0;i<s.size())
      |                               ^
      |                               ;
Language: Java

public class Main{
  public static void Main(String[] args){
     new Scanner sc =new Scanner(System.in);
    int ans=0;
    String str=sc.next();
    
    for(int i=0;i<str.length;i++){
     char a;
     a=str.charAt(i);
      switch (str){
        case '+':
          ans++;
          break;
        default:
          ans--;
          break;
      }
    }
    System.out.print.ln(ans);
  
  }
}

Compiler output:
Main.java:3: error: '(' or '[' expected
     new Scanner sc =new Scanner(System.in);
                 ^
1 error
Language: C++

(function () {
    var out = 0;
    for (var a = 0; a <= 3; a++) {
        if (a[a] === "+") {
            out++;
        } else { out--; }


    }


console.log(out);


})();

Compiler output:
a.cc:1:13: error: expected ')' before '{' token
    1 | (function () {
      | ~           ^~
      |             )
a.cc:15:2: error: expected unqualified-id before ')' token
   15 | })();
      |  ^
Language: C++

(function () {
    'use strict';
    var output = 0;
    for (var a = 0; a <= 3; a++) {
        if (a[a] === "+") {
            output++;
        } else { output--; }


    }


console.log(output);





})();

Compiler output:
a.cc:2:5: warning: multi-character literal with 10 characters exceeds 'int' size of 4 bytes
    2 |     'use strict';
      |     ^~~~~~~~~~~~
a.cc:1:13: error: expected ')' before '{' token
    1 | (function () {
      | ~           ^~
      |             )
a.cc:19:2: error: expected unqualified-id before ')' token
   19 | })();
      |  ^
Language: C++

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

struct UnionFind{
	vector<int> par;
	vector<int> rank;
	vector<int> diff_weight;

	UnionFind(int n = 1){
		init(n);
	}

	void init(int n = 1){
		par.resize(n); rank.resize(n);diff_weight.resize(n);
			for(int i=0;i<n;i++){
				par[i] = i;
				rank[i] = 0;
				diff_weight[i] = 0;
			}
		}
		int root(int x){
			if(par[x] == x)return x;
			else{
				int r = root(par[x]);
				diff_weight[x] += diff_weight[par[x]];
				return par[x] = r;
			}
		}

		int weight(int x){
			root(x);
			return diff_weight[x];
		}

		bool issame(int x,int y){
			return root(x)==root(y);
		}

		bool merge(int x, int y, int w){
			w += weight(x);w -= weight(y);
			x = root(x);y = root(y);
			if(x == y)return false;
			if(rank[x] < rank[y]){
				int temp = x;
				x = y;
				y = temp;
				w = -w;
			}
			if(rank[x] == rank[y])rank[x]++;
			par[y] = x;
			diff_weight[y] = w;
			return true;
		}
		Abel diff(int x,int y){
			return weight(y)-weight(x);
		}
};

int main(void){
	int N,M;
	cin>>N>>M;
	UnionFind tree(N);
	for(int i=0;i<M;i++){
		int l,r,d;
		cin>>l>>r>>d;
		l--;r--;
		if(tree.issame(l,r)){
			int diff = tree.diff(l,r);
			if(diff != d){
				cout<<"No"<<endl;
				return 0;
			}
		}
		else
			tree.merge(l,r,d);
	}
	cout<<"Yes"<<endl;
	return 0;
}


Compiler output:
a.cc:56:17: error: 'Abel' does not name a type
   56 |                 Abel diff(int x,int y){
      |                 ^~~~
a.cc: In function 'int main()':
a.cc:70:41: error: 'struct UnionFind' has no member named 'diff'
   70 |                         int diff = tree.diff(l,r);
      |                                         ^~~~
Language: Java

import java.util.*;

public class Sample {
	public static void main(String[] args) {
	    Scanner scanner = new Scanner(System.in);
	    String inputStr = scanner.nextLine();
		char[] array = inputStr.toCharArray();
		int result = 0;
		for (char input : array) {
			if (input == '+') {
			    result++;
			} else {
			    result--;
			}
		}
		System.out.print(result);
	}
}

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

#define _USE_MATH_DEFINES
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <ctype.h>
#include <limits.h>
#define EPS 1e-10
#define sq(n) ((n)*(n))
#define rep(i,n) for(i=0;i<n;i++)
#define rev(i,n) for(i=n-1;i>=0;i--)
#define sort(a,n) qsort(a,n,sizeof(TYPE),cmp)
#define sort_r(a,n) qsort(a,n,sizeof(TYPE),cmp_r);
#define chsort(s,n) qsort(s,n,sizeof(char),cmp)
#define chsort_r(s,n) qsort(s,n,sizeof(char),char_cmp_r);
#define TYPE int
#define MEMSET(a) memset(a,0,sizeof(a))
long long mod=(long long)1e09+7;
int inf=1<<30;

int in(void){
    int i;scanf("%d",&i);
    return i;
}
long long llin(void){
    long long i;scanf("%lld",&i);
    return i;
}
double din(void){
    double i;scanf("%lf",&i);
    return i;
}
void chin(char s[]){
    scanf("%s",s);
}
void print(int a){
    printf("%d\n",a);
}
void llprint(long long a){
    printf("%lld\n",a);
}
void dprint(double a){
    printf("%.10f\n",a);
}
void print2(int a,int b){
    printf("%d %d\n",a,b);
}
long long max(long long a,long long b){
    return a>b?a:b;
}
long long min(long long a,long long b){
    return a<b?a:b;
}
int cmp(const void *a,const void *b){
    return *(TYPE *)a-*(TYPE *)b;
}
int cmp_r(const void *a,const void *b){
    return *(TYPE *)b-*(TYPE *)a;
}
int char_cmp(const void *a,const void *b){
    return strcmp((char *)a,(char *)b);
}
int char_cmp_r(const void *a,const void *b){
    return strcmp((char *)b,(char *)a);
}
void swap(int *a,int *b){
    int t=*a;
    *a=*b;
    *b=t;
}
long long gcd(long long x,long long y){
    return x%y?gcd(y,x%y):y;
}
long long lcm(long long x,long long y){
    return x/gcd(x,y)*y;
}

// write codes below this
// when you use 'sort',
// make sure TYPE macro is correct
int main(void){
    int i,ans=0;
    char s[5];
    chin(s);
    rep(i,4){
        if(s[i]=='+')ans++
        else ans--;
    }
    print(ans);
    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:86:27: error: expected ';' before 'else'
   86 |         if(s[i]=='+')ans++
      |                           ^
      |                           ;
   87 |         else ans--;
      |         ~~~~
Language: C++

#import<ios>
int c,s;main(){for(;read(0,&c,1);)s+=c/45;printf("%d",4-2*s);}

Compiler output:
a.cc:1:2: warning: #import is a deprecated GCC extension [-Wdeprecated]
    1 | #import<ios>
      |  ^~~~~~
a.cc:2:9: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    2 | int c,s;main(){for(;read(0,&c,1);)s+=c/45;printf("%d",4-2*s);}
      |         ^~~~
a.cc: In function 'int main()':
a.cc:2:21: error: 'read' was not declared in this scope; did you mean 'fread'?
    2 | int c,s;main(){for(;read(0,&c,1);)s+=c/45;printf("%d",4-2*s);}
      |                     ^~~~
      |                     fread
Language: C++

#include <stdio.h>

int main(void){
  int k, i;
  scanf("%d", &k);
  int a[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 19, 28, 29, 37, 38, 39, 49, 57, 58, 59, 68, 69, 79, 87, 88, 89, 97, 98, 99};
  for(i = 0; i < 28; i++ ){
    printf("%d\n", a[i]);
    k--;
    if(k == 0)
      goto a;
  }
  int b = a[i-1];
  while(k != 0){
    b += 10;
    printf("%d\n",b);
    k--;
  }
  a:return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:19:3: error: jump to label 'a'
   19 |   a:return 0;
      |   ^
a.cc:11:12: note:   from here
   11 |       goto a;
      |            ^
a.cc:13:7: note:   crosses initialization of 'int b'
   13 |   int b = a[i-1];
      |       ^
Language: C++

#include<iostream>
using namespace std;

int main(){
  int N,i1,i2,i3,a,b,s=0;
  cin >> N;
  
  while (N==0){
  a=N;
  for (i1=0,a==0,i2++){
    a=a/10;
  };
  for (i2=0,i2<i1,i2++){
    b=N/10;
  };
  s+=b;
  for (i3=0,i3==i1,i3++){
    b*10;
  };
  N-b*10;
  };
  
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:22: error: expected ';' before ')' token
   10 |   for (i1=0,a==0,i2++){
      |                      ^
      |                      ;
a.cc:13:3: error: expected primary-expression before 'for'
   13 |   for (i2=0,i2<i1,i2++){
      |   ^~~
a.cc:12:5: error: expected ';' before 'for'
   12 |   };
      |     ^
      |     ;
   13 |   for (i2=0,i2<i1,i2++){
      |   ~~~
a.cc:13:3: error: expected primary-expression before 'for'
   13 |   for (i2=0,i2<i1,i2++){
      |   ^~~
a.cc:12:5: error: expected ')' before 'for'
   12 |   };
      |     ^
      |     )
   13 |   for (i2=0,i2<i1,i2++){
      |   ~~~
a.cc:10:7: note: to match this '('
   10 |   for (i1=0,a==0,i2++){
      |       ^
a.cc:13:23: error: expected ';' before ')' token
   13 |   for (i2=0,i2<i1,i2++){
      |                       ^
      |                       ;
a.cc:17:3: error: expected primary-expression before 'for'
   17 |   for (i3=0,i3==i1,i3++){
      |   ^~~
a.cc:16:8: error: expected ')' before 'for'
   16 |   s+=b;
      |        ^
      |        )
   17 |   for (i3=0,i3==i1,i3++){
      |   ~~~   
a.cc:13:7: note: to match this '('
   13 |   for (i2=0,i2<i1,i2++){
      |       ^
a.cc:17:24: error: expected ';' before ')' token
   17 |   for (i3=0,i3==i1,i3++){
      |                        ^
      |                        ;
a.cc:21:3: error: expected primary-expression before '}' token
   21 |   };
      |   ^
a.cc:20:10: error: expected ')' before '}' token
   20 |   N-b*10;
      |          ^
      |          )
   21 |   };
      |   ~       
a.cc:17:7: note: to match this '('
   17 |   for (i3=0,i3==i1,i3++){
      |       ^
a.cc:21:3: error: expected primary-expression before '}' token
   21 |   };
      |   ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
	char str[5];
	gets(str); 
	int s=0;
	for(int i=0;i<4;i++)
	{
		if(str[i]=='+')
		{
		    s++;
		}
		else if(str[i]=='-')
		{
		    s--;
		}
	}
	cout<<s<<endl;
	return 0;	 
}   

Compiler output:
a.cc: In function 'int main()':
a.cc:6:9: error: 'gets' was not declared in this scope; did you mean 'getw'?
    6 |         gets(str);
      |         ^~~~
      |         getw
Language: C++

#include<iostream>
using namespace std;

int main(){
  int N,i1,i2,i3,a,b,s=0;
  cin >> N;
  
  while (N==0){
  a=N;
  for (i1=0,a==0,i2++){
    a=a/10;
  }
  for (i2=0,i2<i1,i2++){
    b=N/10;
  }
  s+=b
  for (i3=0,i3==i1,i3++){
    b*10;
  }
  N-b*10;
  }
  
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:22: error: expected ';' before ')' token
   10 |   for (i1=0,a==0,i2++){
      |                      ^
      |                      ;
a.cc:13:3: error: expected primary-expression before 'for'
   13 |   for (i2=0,i2<i1,i2++){
      |   ^~~
a.cc:12:4: error: expected ';' before 'for'
   12 |   }
      |    ^
      |    ;
   13 |   for (i2=0,i2<i1,i2++){
      |   ~~~
a.cc:13:3: error: expected primary-expression before 'for'
   13 |   for (i2=0,i2<i1,i2++){
      |   ^~~
a.cc:12:4: error: expected ')' before 'for'
   12 |   }
      |    ^
      |    )
   13 |   for (i2=0,i2<i1,i2++){
      |   ~~~
a.cc:10:7: note: to match this '('
   10 |   for (i1=0,a==0,i2++){
      |       ^
a.cc:13:23: error: expected ';' before ')' token
   13 |   for (i2=0,i2<i1,i2++){
      |                       ^
      |                       ;
a.cc:16:7: error: expected ';' before 'for'
   16 |   s+=b
      |       ^
      |       ;
   17 |   for (i3=0,i3==i1,i3++){
      |   ~~~  
a.cc:17:3: error: expected primary-expression before 'for'
   17 |   for (i3=0,i3==i1,i3++){
      |   ^~~
a.cc:16:7: error: expected ')' before 'for'
   16 |   s+=b
      |       ^
      |       )
   17 |   for (i3=0,i3==i1,i3++){
      |   ~~~  
a.cc:13:7: note: to match this '('
   13 |   for (i2=0,i2<i1,i2++){
      |       ^
a.cc:17:24: error: expected ';' before ')' token
   17 |   for (i3=0,i3==i1,i3++){
      |                        ^
      |                        ;
a.cc:21:3: error: expected primary-expression before '}' token
   21 |   }
      |   ^
a.cc:20:10: error: expected ')' before '}' token
   20 |   N-b*10;
      |          ^
      |          )
   21 |   }
      |   ~       
a.cc:17:7: note: to match this '('
   17 |   for (i3=0,i3==i1,i3++){
      |       ^
a.cc:21:3: error: expected primary-expression before '}' token
   21 |   }
      |   ^
Language: C++

using namespace std;
int main()
{
	char str[5];
	gets(str); 
	int s=0;
	for(int i=0;i<4;i++)
	{
		if(str[i]=='+')
		{s++;
		}
		else if(str[i]=='-')
		{s--;
		}
	}
	cout<<s<<endl;
	return 0;	 
}   

Compiler output:
a.cc: In function 'int main()':
a.cc:5:9: error: 'gets' was not declared in this scope
    5 |         gets(str);
      |         ^~~~
a.cc:16:9: error: 'cout' was not declared in this scope
   16 |         cout<<s<<endl;
      |         ^~~~
a.cc:1:1: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | using namespace std;
a.cc:16:18: error: 'endl' was not declared in this scope
   16 |         cout<<s<<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>
using namespace std;

int main(){
  int N,i1,i2,i3,a,b,s=0;
  cin >> N;
  
  while (N==0){
  a=N;
  for (i1=0,a==0,i2++){
    a=a/10
  }
  for (i2=0,i2<i1,i2++){
    b=N/10
  }
  s+=b
  for (i3=0,i3==i1,i3++){
    b*10
  }
  N-b*10
  }
  
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:22: error: expected ';' before ')' token
   10 |   for (i1=0,a==0,i2++){
      |                      ^
      |                      ;
a.cc:13:3: error: expected primary-expression before 'for'
   13 |   for (i2=0,i2<i1,i2++){
      |   ^~~
a.cc:12:4: error: expected ';' before 'for'
   12 |   }
      |    ^
      |    ;
   13 |   for (i2=0,i2<i1,i2++){
      |   ~~~
a.cc:13:3: error: expected primary-expression before 'for'
   13 |   for (i2=0,i2<i1,i2++){
      |   ^~~
a.cc:12:4: error: expected ')' before 'for'
   12 |   }
      |    ^
      |    )
   13 |   for (i2=0,i2<i1,i2++){
      |   ~~~
a.cc:10:7: note: to match this '('
   10 |   for (i1=0,a==0,i2++){
      |       ^
a.cc:13:23: error: expected ';' before ')' token
   13 |   for (i2=0,i2<i1,i2++){
      |                       ^
      |                       ;
a.cc:16:7: error: expected ';' before 'for'
   16 |   s+=b
      |       ^
      |       ;
   17 |   for (i3=0,i3==i1,i3++){
      |   ~~~  
a.cc:17:3: error: expected primary-expression before 'for'
   17 |   for (i3=0,i3==i1,i3++){
      |   ^~~
a.cc:16:7: error: expected ')' before 'for'
   16 |   s+=b
      |       ^
      |       )
   17 |   for (i3=0,i3==i1,i3++){
      |   ~~~  
a.cc:13:7: note: to match this '('
   13 |   for (i2=0,i2<i1,i2++){
      |       ^
a.cc:17:24: error: expected ';' before ')' token
   17 |   for (i3=0,i3==i1,i3++){
      |                        ^
      |                        ;
a.cc:20:9: error: expected ';' before '}' token
   20 |   N-b*10
      |         ^
      |         ;
   21 |   }
      |   ~      
a.cc:21:3: error: expected primary-expression before '}' token
   21 |   }
      |   ^
a.cc:20:9: error: expected ')' before '}' token
   20 |   N-b*10
      |         ^
      |         )
   21 |   }
      |   ~      
a.cc:17:7: note: to match this '('
   17 |   for (i3=0,i3==i1,i3++){
      |       ^
a.cc:21:3: error: expected primary-expression before '}' token
   21 |   }
      |   ^
Language: C++

#include<iostream>
#include<cmath>
using namespace std;
int main(){
  int i,count;
  count = 0;
  long long int K[200];
  for(i = 1;i < 10;i++){
    K[count] = i;
    count++;
  }
  for(i = 1; i < 10;i++){
    K[count] = 9 + 10*i;
    count++;
  }
  for(i = 1; i < 10;i++){
    K[count] = 99 + 100*i;
    count++;
  }
  for(i = 1; i < 10;i++){
    K[count] = 999 + 1000*i;
    count++;
  }
  for(i = 1; i < 10;i++){
    K[count] = 9999 + 10000*i;
    count++;
  }
  for(i = 1; i < 10;i++){
    K[count] = 99999 + 100000*i;
    count++;
  }
  for(i = 1; i < 10;i++){
    K[count] = 999999 + 1000000*i;
    count++;
  }
  for(i = 1; i < 10;i++){
    K[count] = 9999999 + 10000000*i;
    count++;
  }
  for(i = 1; i < 10;i++){
    K[count] = 999999 + 1000000*i;
    count++;
  }
  for(i = 1; i < 10;i++){
    K[count] = 9999999 + 10000000*i;
    count++;
  }
  for(i = 1; i < 10;i++){
    K[count] = 99999999 + 100000000*i;
    count++;
  }
  for(i = 1; i < 10;i++){
    K[count] = 999999999 + 1000000000*i;
    count++;
  }
  for(i = 1; i < 10;i++){
    K[count] = 9999999999 + 10000000000*i;
    count++;
  }
  for(i = 1; i < 10;i++){
    K[count] = 99999999999 + 100000000000*i;
    count++;
  }
  for(i = 1; i < 10;i++){
    K[count] = 999999999999 + 1000000000000*i;
    count++;
  }
  cout << ans << "\n";
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:68:11: error: 'ans' was not declared in this scope; did you mean 'abs'?
   68 |   cout << ans << "\n";
      |           ^~~
      |           abs
Language: C++

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

int main() {
    vector<string> str;
    str.resize(4);
    int result = 0;
    for (int i = 0; i < 4; ++i) {
       cin >> str[i];
       if (str[i] == ‘+’) {
          result++;
       }
       if (str[i] == ‘-‘) {
          result = result - 1;
       }
    }
    std::cout << result << std::endl;
    return 0;
}


Compiler output:
a.cc:11:22: error: extended character ‘ is not valid in an identifier
   11 |        if (str[i] == ‘+’) {
      |                      ^
a.cc:11:24: error: extended character ’ is not valid in an identifier
   11 |        if (str[i] == ‘+’) {
      |                        ^
a.cc:14:22: error: extended character ‘ is not valid in an identifier
   14 |        if (str[i] == ‘-‘) {
      |                      ^
a.cc:14:24: error: extended character ‘ is not valid in an identifier
   14 |        if (str[i] == ‘-‘) {
      |                        ^
a.cc: In function 'int main()':
a.cc:11:22: error: '\U00002018' was not declared in this scope
   11 |        if (str[i] == ‘+’) {
      |                      ^
a.cc:11:24: error: '\U00002019' was not declared in this scope
   11 |        if (str[i] == ‘+’) {
      |                        ^
a.cc:14:22: error: '\U00002018' was not declared in this scope
   14 |        if (str[i] == ‘-‘) {
      |                      ^
Language: C++

// #include <bits/stdc++.h>
#include "bits:stdc++.h"
using namespace std;
#define pb push_back
#define LLINF 1234567890987654321
#define INF 1234567890
#define f first
#define s second
#define flase false
#define db 0
typedef long long ll;
typedef pair <ll, ll> pi;
typedef pair <ll, pi> spi;
typedef pair<pi, pi>dpi;
int main()
{
	int ans = 0;
	for(ll i = 1; i <= 4; i++)
	{
		char ch;
		cin >> ch;
		if(ch == '+')
		{
			ans ++;
		}
		else
		{
			ans --;
		}
	}
	cout << ans << "\n";
}


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

import java.util.*;
public class Main{
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int a = sc.nextInt();
int b = sc.nextInt();
int c = sc.nextInt();
int d = sc.nextInt();
int x = 0;
if(a == "+"){
x = x+1;}
else{
x = x-1;
}
if(b == "+"){
x = x+1;}
else{
x = x-1;
}
if(c == "+"){
x = x+1;}
else{
x = x-1;
}
if(d == "+"){
x = x+1;}
else{
x = x-1;
}
System.out.println(x);

Compiler output:
Main.java:30: error: reached end of file while parsing
System.out.println(x);
                      ^
1 error
Language: C

#include <stdio.h>
 
int main()
{
	int x = 0;
	char takahashi[5];
        char takahashi_[5];

	takahashi_ = scanf("%s", takahashi);
	
	for(int i = 0; i < 4; i++)
	{
		if (takahashi_[i] == '+')
		{
			x++;
		}
		else if (takahashi_[i] == '-')
		{
			x--;
		}	
	}
	printf("%d", x);
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:9:20: error: assignment to expression with array type
    9 |         takahashi_ = scanf("%s", takahashi);
      |                    ^
Language: C

#include <stdio.h>
int main(void){
   char str[3];
   int i,num=0;
    scanf("%s",str);
   for(i=0;i<=3;i++){
      if(str[i]==+)
         num+=1;
      if(str[i]==-)
         num-=1;
   }

printf("%d",num);

return 0;
}

Compiler output:
main.c: In function 'main':
main.c:7:19: error: expected expression before ')' token
    7 |       if(str[i]==+)
      |                   ^
main.c:9:19: error: expected expression before ')' token
    9 |       if(str[i]==-)
      |                   ^
Language: C++

#include <iostream>
#include <string>

using namespace std;

int main(){
    int n, sum;
    cin >> n;
    string str = to_string(n);
    int l = str.length();
    for(int i = 0; i < l; i++){
        sum += atoi(str[i].c_str());
    }
    if(n % sum == 0){
        cout << "Yes" << endl;
    } else {
        cout << "No" << endl;
    }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:28: error: request for member 'c_str' in 'str.std::__cxx11::basic_string<char>::operator[](((std::__cxx11::basic_string<char>::size_type)i))', which is of non-class type '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'}
   12 |         sum += atoi(str[i].c_str());
      |                            ^~~~~
Language: C++

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

int main() {
    vector<string> str;
    str.resize(4);
    int result = 0;
    for (int i = 0; i < 4; ++i) {
       cin >> str[i];
       if (str[i] == "+") {
          result++;
       }
       if (str[i] == "-") {
          result—;
       }
    }
    std::cout << result << std::endl;
    return 0;
}


Compiler output:
a.cc:15:11: error: extended character — is not valid in an identifier
   15 |           result—;
      |           ^
a.cc: In function 'int main()':
a.cc:15:11: error: 'result\U00002014' was not declared in this scope; did you mean 'result'?
   15 |           result—;
      |           ^~~~~~~
      |           result
Language: Java

import java.util.Scanner;
 
public class Main {
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        // 整数の入力
	String a = sc.nextLine();
	String b = "+";
	String c = "-";
	String takahashi1;
	String takahashi2;
	String result;
 
               if(b.equals(a)) {
            	System.out.print("+");
               }else(c.equals(a)) {
               	System.out.print("-");
               }
             }
           }

Compiler output:
Main.java:16: error: not a statement
               }else(c.equals(a)) {
                    ^
Main.java:16: error: ';' expected
               }else(c.equals(a)) {
                                 ^
2 errors
Language: C++

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

int main() {
    vector<string> str;
    str.resize(4);
    int result = 0;
    for (int i = 0; i < 4; ++i) {
       cin >> str[i]
      if (str[i] == "+") {
          result++;
       }
       if (str[i] == "-") {
          result = result - 1;
       }
    }
    std::cout << result << std::endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:21: error: expected ';' before 'if'
   10 |        cin >> str[i]
      |                     ^
      |                     ;
   11 |       if (str[i] == "+") {
      |       ~~
Language: Java

import java.util.Scanner;

public class Main {
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        // 整数の入力
        String a = sc.nextInt();
            String b = "+";
            String c = "-";
            Integer takahashi1;
            String takahashi2;
            String result;

               if(b.equals(a)) {
            	System.out.print("+");
               }else if(c.equals(a)) {
               	System.out.print("-");
               }


            }
               }



Compiler output:
Main.java:7: error: incompatible types: int cannot be converted to String
        String a = sc.nextInt();
                             ^
1 error
Language: C++

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

int main() {
    vector<string> str
    str.resize(4);
    int result = 0;
    for (int i = 0; i < 4; ++i) {
       cin >> str[i]
      if (str[i] == "+") {
          result++;
       }
       if (str[i] == "-") {
          result = result - 1;
       }
    }
    std::cout << result << std::endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:5: error: expected initializer before 'str'
    7 |     str.resize(4);
      |     ^~~
a.cc:10:15: error: 'str' was not declared in this scope; did you mean 'std'?
   10 |        cin >> str[i]
      |               ^~~
      |               std
Language: C

#include <stdio.h>
int main(void){
   char str[3];
   int i,num=0;
    scanf("%s",str[i]);
   for(i=0;i<=3;i++){
      if(str[i]==+)
         num+=1;
      if(str[i]==-)
         num-=1;
   }

printf("%d",num);

return 0;
}

Compiler output:
main.c: In function 'main':
main.c:7:19: error: expected expression before ')' token
    7 |       if(str[i]==+)
      |                   ^
main.c:9:19: error: expected expression before ')' token
    9 |       if(str[i]==-)
      |                   ^
Language: C++

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

int main() {
    vector<string> str
    str.resize(4);
    int result = 0;
    for (int i = 0; i < 4; ++i) {
       cin >> str[i]
      if (str[i] == “+”) {
          result++;
       }
       if (str[i] == “-“) {
          result = result - 1;
       }
    }
    std::cout << result << std::endl;
    return 0;
}


Compiler output:
a.cc:11:21: error: extended character “ is not valid in an identifier
   11 |       if (str[i] == “+”) {
      |                     ^
a.cc:11:23: error: extended character ” is not valid in an identifier
   11 |       if (str[i] == “+”) {
      |                       ^
a.cc:14:22: error: extended character “ is not valid in an identifier
   14 |        if (str[i] == “-“) {
      |                      ^
a.cc:14:24: error: extended character “ is not valid in an identifier
   14 |        if (str[i] == “-“) {
      |                        ^
a.cc: In function 'int main()':
a.cc:7:5: error: expected initializer before 'str'
    7 |     str.resize(4);
      |     ^~~
a.cc:10:15: error: 'str' was not declared in this scope; did you mean 'std'?
   10 |        cin >> str[i]
      |               ^~~
      |               std
a.cc:14:22: error: '\U0000201c' was not declared in this scope
   14 |        if (str[i] == “-“) {
      |                      ^
Language: C++

#include <iostream>
using namespace std;

int main() {
    string str[4];
    int result = 0;
    for (int i = 0; i < 4; ++i) {
       cin >> str[i];
       if (str[i] == “+”) {
          result++;
       }
       if (str[i] == “-“) {
          result = result - 1;
       }
    }
    std::cout << result << std::endl;
    return 0;
}


Compiler output:
a.cc:9:22: error: extended character “ is not valid in an identifier
    9 |        if (str[i] == “+”) {
      |                      ^
a.cc:9:24: error: extended character ” is not valid in an identifier
    9 |        if (str[i] == “+”) {
      |                        ^
a.cc:12:22: error: extended character “ is not valid in an identifier
   12 |        if (str[i] == “-“) {
      |                      ^
a.cc:12:24: error: extended character “ is not valid in an identifier
   12 |        if (str[i] == “-“) {
      |                        ^
a.cc: In function 'int main()':
a.cc:9:22: error: '\U0000201c' was not declared in this scope
    9 |        if (str[i] == “+”) {
      |                      ^
a.cc:9:24: error: '\U0000201d' was not declared in this scope
    9 |        if (str[i] == “+”) {
      |                        ^
a.cc:12:22: error: '\U0000201c' was not declared in this scope
   12 |        if (str[i] == “-“) {
      |                      ^
Language: C++

#include <iostream>
using namespace std;

int main() {
    char str[4];
    int result = 0;
    for (int i = 0; i < 4; ++i) {
       cin >> str[i];
       if (str[i] == “+”) {
          result++;
       }
       if (str[i] == “-“) {
          result = result - 1;
       }
    }
    std::cout << result << std::endl;
    return 0;
}


Compiler output:
a.cc:9:22: error: extended character “ is not valid in an identifier
    9 |        if (str[i] == “+”) {
      |                      ^
a.cc:9:24: error: extended character ” is not valid in an identifier
    9 |        if (str[i] == “+”) {
      |                        ^
a.cc:12:22: error: extended character “ is not valid in an identifier
   12 |        if (str[i] == “-“) {
      |                      ^
a.cc:12:24: error: extended character “ is not valid in an identifier
   12 |        if (str[i] == “-“) {
      |                        ^
a.cc: In function 'int main()':
a.cc:9:22: error: '\U0000201c' was not declared in this scope
    9 |        if (str[i] == “+”) {
      |                      ^
a.cc:9:24: error: '\U0000201d' was not declared in this scope
    9 |        if (str[i] == “+”) {
      |                        ^
a.cc:12:22: error: '\U0000201c' was not declared in this scope
   12 |        if (str[i] == “-“) {
      |                      ^
Language: C

#include <stdio.h>

int main()
{
	int x = 1;
	char takahashi[5];
	printf("入力：");

	
	scanf_s("%s", takahashi, 5);
	
	for(int i = 0; i < 4; i++)
	{
		if (&takahashi[i] == "+")
		{
			x++;
		}
		else if (&takahashi[i] == "-")
		{
			x--;
		}	
	}
	printf("%d", x);
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:10:9: error: implicit declaration of function 'scanf_s'; did you mean 'scanf'? [-Wimplicit-function-declaration]
   10 |         scanf_s("%s", takahashi, 5);
      |         ^~~~~~~
      |         scanf
Language: C++

#include <iostream>
using namespace std;

int main() {
    char str[4];
    int result = 0;
    for (int i = 0; i < 4; ++i) {
       cin >> str[i];
       if (str[i] == +) {
          result++;
       }
       if (str[i] == -) {
          result—;
       }
    }
    std::cout << result << std::endl;
    return 0;
}


Compiler output:
a.cc:13:11: error: extended character — is not valid in an identifier
   13 |           result—;
      |           ^
a.cc: In function 'int main()':
a.cc:9:23: error: expected primary-expression before ')' token
    9 |        if (str[i] == +) {
      |                       ^
a.cc:12:23: error: expected primary-expression before ')' token
   12 |        if (str[i] == -) {
      |                       ^
a.cc:13:11: error: 'result\U00002014' was not declared in this scope; did you mean 'result'?
   13 |           result—;
      |           ^~~~~~~
      |           result
Language: C

#include <stdio.h>

int Main()
{
	int x = 1;
	char takahashi[5];
	printf("入力：");

	
	scanf("%s", takahashi);
	
	for(int i = 0; i < 4; i++)
	{
		if (takahashi[i] == '+')
		{
			x++;
		}
		else if (takahashi[i] == '-')
		{
			x--;
		}	
	}
	printf("%d", x);
	return 0;
}

Compiler output:
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/14/../../../x86_64-linux-gnu/Scrt1.o: in function `_start':
(.text+0x17): undefined reference to `main'
collect2: error: ld returned 1 exit status
Language: C

#include <stdio.h>
int main(void){
  int sum = 0;
  int i = 0;
  char tem[5];
  
  scanf("%s",tmp);
  
  for(i=0;i < 4 ; i++){
    if(tmp[i] == "+"){
      sum++;
    }else if(tmp[i] == "-"){
      sum--;
    }
  }
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:7:14: error: 'tmp' undeclared (first use in this function)
    7 |   scanf("%s",tmp);
      |              ^~~
main.c:7:14: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include <stdio.h>

int Main()
{
	int x = 1;
	char takahashi[5];
	printf("入力：");

	
	scanf_s("%s", takahashi, 5);
	
	for(int i = 0; i < 4; i++)
	{
		if (takahashi[i] == '+')
		{
			x++;
		}
		else if (takahashi[i] == '-')
		{
			x--;
		}	
	}
	return x;
}

Compiler output:
main.c: In function 'Main':
main.c:10:9: error: implicit declaration of function 'scanf_s'; did you mean 'scanf'? [-Wimplicit-function-declaration]
   10 |         scanf_s("%s", takahashi, 5);
      |         ^~~~~~~
      |         scanf
Language: C++

#include <iostream>

int main(){
    std::string i1, i2, i3, i4;
    std::cin >> i1 >> i2 >> i3 >> i4;
    std::vector<std::string> str;
    str.push_back(i1);
    str.push_back(i2);
    str.push_back(i3);
    str.push_back(i4);
    int result = 0;
    for (std::size_t i = 0; i < str.size(); ++i) {
       if (str[i] == +) {
           result++;
       } else if (str[i] == -) {
           result—;
       } else {
           continue;
       }
    }
    std::cout << result << std::endl;
    return 0;
}


Compiler output:
a.cc:16:12: error: extended character — is not valid in an identifier
   16 |            result—;
      |            ^
a.cc: In function 'int main()':
a.cc:6:10: error: 'vector' is not a member of 'std'
    6 |     std::vector<std::string> str;
      |          ^~~~~~
a.cc:2:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
    1 | #include <iostream>
  +++ |+#include <vector>
    2 | 
a.cc:6:28: error: expected primary-expression before '>' token
    6 |     std::vector<std::string> str;
      |                            ^
a.cc:6:30: error: 'str' was not declared in this scope; did you mean 'std'?
    6 |     std::vector<std::string> str;
      |                              ^~~
      |                              std
a.cc:13:23: error: expected primary-expression before ')' token
   13 |        if (str[i] == +) {
      |                       ^
a.cc:15:30: error: expected primary-expression before ')' token
   15 |        } else if (str[i] == -) {
      |                              ^
a.cc:16:12: error: 'result\U00002014' was not declared in this scope; did you mean 'result'?
   16 |            result—;
      |            ^~~~~~~
      |            result
Language: C++

#include <stdio.h>

int Main()
{
	int x = 1;
	char takahashi[5];
	printf("入力：");

	
	scanf_s("%s", takahashi, 5);
	
	for(int i = 0; i < 4; i++)
	{
		if (takahashi[i] == '+')
		{
			x++;
		}
		else if (takahashi[i] == '-')
		{
			x--;
		}	
	}
	return x;
}

Compiler output:
a.cc: In function 'int Main()':
a.cc:10:9: error: 'scanf_s' was not declared in this scope; did you mean 'scanf'?
   10 |         scanf_s("%s", takahashi, 5);
      |         ^~~~~~~
      |         scanf
Language: C

#include <stdio.h>
int main(void)
{
	int a,b,c,d;
	int sum;
	
	scanf("%d,%d,%d,%d",&a,&b,&c,&d);
    
    sum=0a1b1c1d1;
	
	printf("%d", sum);
	
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:9:9: error: invalid suffix "a1b1c1d1" on integer constant
    9 |     sum=0a1b1c1d1;
      |         ^~~~~~~~~