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

#include<bits/stdc++.h>

using namespace std;
typedef long long ll;
typedef pair<ll,ll> P;
typedef tuple<ll,ll,ll> TUP;
#define a first
#define b second
#define sz size()
#define pb(x) push_back(x) 
#define bg begin()
#define ed end()
#define rep(i,n) for(ll i=0;i<n;i++)
#define rep1(i,n) for(ll i=1;i<=n;i++)
#define mp(x,y) make_pair(x,y)
const ll MOD=1000000007;

ll maxx(ll x,ll y,ll z){
	return max(max(x,y),z);
}
ll minn(ll x,ll y,ll z){
	return min(min(x,y),z);
}
ll gcd(ll x,ll y){
	if(x%y==0) return y;
    else return gcd(y,x%y);
}
ll lcm(ll x,ll y){
	return x*(y/gcd(x,y));
}

//a,b x
int main(){
	string s; cin>>s;
	ll ans=0;
	rep(i,s,sz){
		if(s[i]=='+') ans++;
		else ans--;
	}
	cout<<ans;
}

Compiler output:
a.cc:36:19: error: macro "rep" passed 3 arguments, but takes just 2
   36 |         rep(i,s,sz){
      |                   ^
a.cc:13:9: note: macro "rep" defined here
   13 | #define rep(i,n) for(ll i=0;i<n;i++)
      |         ^~~
a.cc: In function 'int main()':
a.cc:36:9: error: 'rep' was not declared in this scope
   36 |         rep(i,s,sz){
      |         ^~~
Language: Java

import java.util.*;

public class a {

    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        String str = scan.nextLine();
        scan.close();

        long ret = solver(str);
        System.out.println(ret);
        return;
    }

    private static long solver(String s) {
        return s.chars().filter(c -> '+' == c).count() - s.chars().filter(c -> '-' == c).count();
    }
}


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

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  string a;
  cin >>a;
  int t=0;
  for(int i= 0;i <a.size();i++){
    if(a.at(i)=='+'){
      t++;
    }
    else{
      t--;
    }
    cout << t <<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:2: error: expected '}' at end of input
   16 | }
      |  ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  string a;
  cin >>a;
  int t=0;
  for(int i= 0;i <a.size();i++){
    if(a.at(i)=='+'){
      t++
    }
    else{
      t--;
    }
    cout << t <<endl;
    
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:10: error: expected ';' before '}' token
   10 |       t++
      |          ^
      |          ;
   11 |     }
      |     ~     
a.cc:17:2: error: expected '}' at end of input
   17 | }
      |  ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  string a;
  cin >>a;
  int t=0;
  for(int i= 0;i <a.size();i++){
    if(a.at(i)=='+'){
      t++
    }
    else{
      t--
    }
    cout << t <<endl;
    
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:10: error: expected ';' before '}' token
   10 |       t++
      |          ^
      |          ;
   11 |     }
      |     ~     
a.cc:13:10: error: expected ';' before '}' token
   13 |       t--
      |          ^
      |          ;
   14 |     }
      |     ~     
a.cc:17:2: error: expected '}' at end of input
   17 | }
      |  ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

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

int main(){
  int cnt=0;
  string s;
  cin >> s;
  for(in ti=0;i<4;i++){
    if(s.at(i)=='+')
      cnt++;
    else
      cnt--;
  }
  cout << cnt << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:7: error: 'in' was not declared in this scope; did you mean 'yn'?
    8 |   for(in ti=0;i<4;i++){
      |       ^~
      |       yn
a.cc:8:15: error: 'i' was not declared in this scope
    8 |   for(in ti=0;i<4;i++){
      |               ^
Language: C++

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

// types
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
typedef pair<ld,ld> pdd;

// macros
#define ALL(a) a.begin(),a.end()
#define SZ(a) ((int)a.size())
#define FI first
#define SE second
#define REP(i,n) for(int i=0;i<((int)n);i++)
#define REP1(i,n) for(int i=1;i<((int)n);i++)
#define FOR(i,a,b) for(int i=(a);i<(b);i++)
#define PB push_back
#define EB emplace_back
#define MP(a,b) make_pair(a,b)
#define SORT_UNIQUE(c) (sort(c.begin(),c.end()), c.resize(distance(c.begin(),unique(c.begin(),c.end()))))
#define GET_POS(c,x) (lower_bound(c.begin(),c.end(),x)-c.begin())
#define Decimal fixed<<setprecision(20)
#define INF 1000000000
#define LLINF 1000000000000000000LL

// constants
const int inf = 1e9;
const ll linf = 1LL << 50;
const double eps = 1e-10;
const int mod = 1e9 + 7;
const int dx[4] = {-1, 0, 1, 0};
const int dy[4] = {0, -1, 0, 1};

int main(){
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);

  string s;
  cin >> s;

  ll ans = 0;
  REP(s, s.size()){
    if(s[i] == '+')
      ans++;
    else
      ans--;
  }

  cout << ans << endl;
  
}


Compiler output:
a.cc: In function 'int main()':
a.cc:44:12: error: request for member 'size' in 's', which is of non-class type 'int'
   44 |   REP(s, s.size()){
      |            ^~~~
a.cc:16:38: note: in definition of macro 'REP'
   16 | #define REP(i,n) for(int i=0;i<((int)n);i++)
      |                                      ^
a.cc:45:10: error: 'i' was not declared in this scope
   45 |     if(s[i] == '+')
      |          ^
Language: C++

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

int main(){
	string S;
	cin >> S
	int cnt = 0;
	
	for(int i = 0; i < 4; i++){
		if(S.at(i) == '+') cnt++;
		else cnt--;
	}
	
	cout << cnt << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:17: error: expected ';' before 'int'
    6 |         cin >> S
      |                 ^
      |                 ;
    7 |         int cnt = 0;
      |         ~~~      
a.cc:10:36: error: 'cnt' was not declared in this scope; did you mean 'int'?
   10 |                 if(S.at(i) == '+') cnt++;
      |                                    ^~~
      |                                    int
a.cc:11:22: error: 'cnt' was not declared in this scope; did you mean 'int'?
   11 |                 else cnt--;
      |                      ^~~
      |                      int
a.cc:14:17: error: 'cnt' was not declared in this scope; did you mean 'int'?
   14 |         cout << cnt << endl;
      |                 ^~~
      |                 int
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
#define pb push_back
#define mp make_pair
#define f first
#define s second
#define forn(i, n) for (int i = 0; i < int(n); i++)
#define in insert
#define all(x) (x).begin(), (x).end()
#define speed ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
const int INF = 1e9 + 5;
int main(){
    int cnt = 0;
    string s;
    cin >> s;
    for(int i = 0; i < s.size(); i++){
        if(s[i] == '+') cnt+;
        else cnt--;
    }
    cout << cnt;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:29: error: expected primary-expression before ';' token
   19 |         if(s[i] == '+') cnt+;
      |                             ^
Language: C++

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

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


Compiler output:
a.cc: In function 'int main()':
a.cc:11:12: error: 'inp' was not declared in this scope; did you mean 'int'?
   11 |         if(inp[i]=='-')
      |            ^~~
      |            int
Language: C++

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

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


Compiler output:
a.cc: In function 'int main()':
a.cc:8:5: error: 'ans' was not declared in this scope; did you mean 'abs'?
    8 |     ans = 0;
      |     ^~~
      |     abs
a.cc:10:12: error: 'inp' was not declared in this scope; did you mean 'int'?
   10 |         if(inp[i]=='-')
      |            ^~~
      |            int
Language: C++

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

int main() {
string S;
  cin >>S;
  int n =0;
  for(int i =0;i<4;i++){
    if(S.at(i)=='+'){
      n+=;
    }
    else if(S.at(i)=='-'){
      n-=;
    }
  }
  cout<<n;

}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:10: error: expected primary-expression before ';' token
   10 |       n+=;
      |          ^
a.cc:13:10: error: expected primary-expression before ';' token
   13 |       n-=;
      |          ^
Language: Java

import java.util.*;

public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		int ans = 0;
		
		for(int i = 0; i < s.length(); i++) {
			if(s.charAt(i) == "+") {
				ans++;
			}else {
				ans--;
			}
		}
		System.out.println(ans);
	}
}

Compiler output:
Main.java:10: error: bad operand types for binary operator '=='
			if(s.charAt(i) == "+") {
			               ^
  first type:  char
  second type: String
1 error
Language: C++

#include <iostream>
using namespace std;

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

Compiler output:
a.cc: In function 'int main()':
a.cc:9:10: error: 'i' was not declared in this scope
    9 |     for (i = 0; i < S.size(); ++i){
      |          ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main()
{
  string mind;
  cin>>mind;
  int ans=0;
  for(int i=0 ; i<mind.length() ; ++i)
  {
  	if(mind[i]=='+')
    ++ans;
  	else
    --ans;
  }

Compiler output:
a.cc: In function 'int main()':
a.cc:15:4: error: expected '}' at end of input
   15 |   }
      |    ^
a.cc:5:1: note: to match this '{'
    5 | {
      | ^
Language: C++

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

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

Compiler output:
a.cc: In function 'int main()':
a.cc:11:12: error: 'str' was not declared in this scope; did you mean 'std'?
   11 |         if(str[i]=='+')
      |            ^~~
      |            std
Language: Java

import java.util.*;
public class Main{
	public static void main(String[] args){
    	Scanner sc = new Scanner(System.in);
      String str = sc.next();
      int sum = 0;
      String s;
      for(int i = 0;i < 4; i++){
      	String s =str.substring(i,i+1);
        if(s.equals("+")) sum++;
        else sum--;
      }
      sc.close();
    }
}

Compiler output:
Main.java:9: error: variable s is already defined in method main(String[])
      	String s =str.substring(i,i+1);
      	       ^
1 error
Language: C++

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

int main() {
  stirng S; cin >> S;
  int ans = 0;
  for (int i = 0; i < 4; i++) {
    if (S.at(i) == '+') ans++;
    else ans--;
  }
  cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'stirng' was not declared in this scope
    5 |   stirng S; cin >> S;
      |   ^~~~~~
a.cc:5:20: error: 'S' was not declared in this scope
    5 |   stirng S; cin >> S;
      |                    ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  int sum=0;
  string x;
  cin>>x;
  for(int i=0;i<4;i++){
    if(x[i]=="+"){
      sum++;
    }
    else
      sum--;
  }
  cout<<sum<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:12: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
    8 |     if(x[i]=="+"){
Language: C++

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

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

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

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

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

Compiler output:
a.cc: In function 'int main()':
a.cc:10:23: error: 'cnt' was not declared in this scope; did you mean 'int'?
   10 |     if(eat[i] == '+') cnt++;
      |                       ^~~
      |                       int
a.cc:11:10: error: 'cnt' was not declared in this scope; did you mean 'int'?
   11 |     else cnt--;
      |          ^~~
      |          int
a.cc:13:11: error: 'cnt' was not declared in this scope; did you mean 'int'?
   13 |   cout << cnt << endl;
      |           ^~~
      |           int
Language: C++

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

using namespace std;

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

	cin >> s;


	for (int i = 0; i < 4; i++){
		if (s[i] == '+'){
			a++;
		}
		if (s[i] == '-'){
			a--;
		
	}
		cout << a << endl;
		return 0;
	}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:10: error: expected '}' at end of input
   25 |         }
      |          ^
a.cc:8:11: note: to match this '{'
    8 | int main(){
      |           ^
Language: C++

#include <cstdio>
#include <cmath>
#include <iostream>
#include <sstream>
#include <string>
#include <vector>
#include <map>
#include <queue>
#include <algorithm>

#ifdef _DEBUG
#define DMP(x) cerr << #x << ": " << x << "\n"
#else
#define DMP(x) ((void)0)
#endif

const int MOD = 1000000007, INF = 1111111111; 
using namespace std;
typedef long long lint;

int main() {

	cin.tie(nullptr);
	ios::sync_with_stdio(false);

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

	cout << ans << "\n";

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:29:5: error: 'ans' was not declared in this scope; did you mean 'abs'?
   29 |     ans = 0;
      |     ^~~
      |     abs
Language: C++

S=input();print(S.count('+')-S.count('-'))

Compiler output:
a.cc:1:1: error: 'S' does not name a type
    1 | S=input();print(S.count('+')-S.count('-'))
      | ^
a.cc:1:16: error: expected constructor, destructor, or type conversion before '(' token
    1 | S=input();print(S.count('+')-S.count('-'))
      |                ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  string S;
  cin >> S;
  int N = 0;
  for(int i = 0;i < 4;i++){
    if(S.at(i) == "+") N++;
    else N--;
  }
  cout << N << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:16: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
    8 |     if(S.at(i) == "+") N++;
      |        ~~~~~~~~^~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  string S;
  cin >> S;
  int C = 0;
  for(int i = 0;i < 4;i++){
    if(S.at(i) == "+") C++;
    else C--;
  }
  cout << C << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:16: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
    8 |     if(S.at(i) == "+") C++;
      |        ~~~~~~~~^~~~~~
Language: C++

#include<iostream>
using namespace std;

int main(){
  char s;
  cin >> s;
  int p=0,m=0;
  for (int i=0; i<4; i++){
    if (s.at(i)=="+"){
      p++;
    }
    else{
      m++;
    }
  }
  cout << p-m << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:11: error: request for member 'at' in 's', which is of non-class type 'char'
    9 |     if (s.at(i)=="+"){
      |           ^~
Language: Java

import java.util.Scanner;

public class Main{
	public static void main(String[] args){
    Scanner sc=new Scanner(System.in);
    String S=sc.next();
      if(s.equals("++++")){
       System.out.println(4);
      }
      else if(s.equals("+++-") || s.equals("++-+") || s.equals("+-++")|| s.equals("-+++")){
      System.out.println(2);
      }
      else if(s.equals("+---") || s.equals("-+--") || s.equals("--+-")|| s.equals("---+")){
      System.out.println(-2);
      }
      else if(s.equals("----")){
       System.out.println(-4);
      }
      else{
      System.out.println(0);
      }
      
    }
}

Compiler output:
Main.java:7: error: cannot find symbol
      if(s.equals("++++")){
         ^
  symbol:   variable s
  location: class Main
Main.java:10: error: cannot find symbol
      else if(s.equals("+++-") || s.equals("++-+") || s.equals("+-++")|| s.equals("-+++")){
              ^
  symbol:   variable s
  location: class Main
Main.java:10: error: cannot find symbol
      else if(s.equals("+++-") || s.equals("++-+") || s.equals("+-++")|| s.equals("-+++")){
                                  ^
  symbol:   variable s
  location: class Main
Main.java:10: error: cannot find symbol
      else if(s.equals("+++-") || s.equals("++-+") || s.equals("+-++")|| s.equals("-+++")){
                                                      ^
  symbol:   variable s
  location: class Main
Main.java:10: error: cannot find symbol
      else if(s.equals("+++-") || s.equals("++-+") || s.equals("+-++")|| s.equals("-+++")){
                                                                         ^
  symbol:   variable s
  location: class Main
Main.java:13: error: cannot find symbol
      else if(s.equals("+---") || s.equals("-+--") || s.equals("--+-")|| s.equals("---+")){
              ^
  symbol:   variable s
  location: class Main
Main.java:13: error: cannot find symbol
      else if(s.equals("+---") || s.equals("-+--") || s.equals("--+-")|| s.equals("---+")){
                                  ^
  symbol:   variable s
  location: class Main
Main.java:13: error: cannot find symbol
      else if(s.equals("+---") || s.equals("-+--") || s.equals("--+-")|| s.equals("---+")){
                                                      ^
  symbol:   variable s
  location: class Main
Main.java:13: error: cannot find symbol
      else if(s.equals("+---") || s.equals("-+--") || s.equals("--+-")|| s.equals("---+")){
                                                                         ^
  symbol:   variable s
  location: class Main
Main.java:16: error: cannot find symbol
      else if(s.equals("----")){
              ^
  symbol:   variable s
  location: class Main
10 errors
Language: Java

#include <stdio.h>

int main() {
  int number = 0, i;
  char str[5];
  scanf("%s", str);
  for(i = 0; i < number; i++) {
    if(str[i] == '+') {
      number++;
    } else {
      number--;
    }
  }
  printf("%d\n", number);
  return 0;
}


Compiler output:
Main.java:1: error: illegal character: '#'
#include <stdio.h>
^
Main.java:1: error: class, interface, enum, or record expected
#include <stdio.h>
         ^
Main.java:5: error: class, interface, enum, or record expected
  char str[5];
  ^
Main.java:6: error: class, interface, enum, or record expected
  scanf("%s", str);
  ^
Main.java:7: error: class, interface, enum, or record expected
  for(i = 0; i < number; i++) {
  ^
Main.java:7: error: class, interface, enum, or record expected
  for(i = 0; i < number; i++) {
             ^
Main.java:7: error: class, interface, enum, or record expected
  for(i = 0; i < number; i++) {
                         ^
Main.java:10: error: class, interface, enum, or record expected
    } else {
    ^
Main.java:12: error: class, interface, enum, or record expected
    }
    ^
Main.java:15: error: class, interface, enum, or record expected
  return 0;
  ^
Main.java:16: error: class, interface, enum, or record expected
}
^
11 errors
Language: C++

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

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

Compiler output:
a.cc: In function 'int main()':
a.cc:9:25: error: invalid use of member function 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size() const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]' (did you forget the '()' ?)
    9 |   for (int i = 0; i < S.size; i++) {
      |                       ~~^~~~
      |                             ()
a.cc:10:17: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   10 |     if (S.at(i) == "+") {
      |         ~~~~~~~~^~~~~~
a.cc:17:4: error: expected '}' at end of input
   17 |   }
      |    ^
a.cc:4:13: note: to match this '{'
    4 | int main () {
      |             ^
Language: C++

// --------------------<optimizations>--------------------
#pragma GCC optimize("O3")
//(UNCOMMENT WHEN HAVING LOTS OF RECURSIONS)\
#pragma comment(linker, "/stack:200000000")
//(UNCOMMENT WHEN TRYING TO BRUTEFORCE WITH A LOT OF LOOPS)\
#pragma GCC optimize("unroll-loops")
#include<bits/stdc++.h>

using namespace std;

#define ll long long
#define mp make_pair
#define pb push_back
#define eb emplace_back
#define pii pair<ll,ll>
#define vpii vector<pair<ll,ll> >
#define F first
#define S second
#define ld long double
#define built __builtin_popcountll
#define mst(a,i) memset(a,i,sizeof(a))
#define all(x) x.begin(),x.end()
#define itit(it,a) for(auto it=(a).begin(); it!=(a).end(); it++)
#define rep(i,a,b) for(ll i=a; i<b; i++)
#define repr(i,a,b) for(ll i=a; i>b; i--)
#define reprr(i,a,b) for(ll i=a; i>=b; i--)
#define pi 3.14159265358979323846264338327950288419716939937510582097494459230
ll max3(ll x,ll y,ll z) {return max(max(x,y),z);}
ll min3(ll x,ll y,ll z) {return min(min(x,y),z);}
const ll M=2e5+10,M2=1e6+10,mod=1e9+7,inf=1e17+10;
void add(int& a, int b) {a+=b;if(a>=mod){a-=mod;}}
#define trace1(x)			 	 cerr<<#x<<": "<<x<<endl
#define trace2(x, y)		 	 cerr<<#x<<": "<<x<<" | "<<#y<<": "<<y<<endl
#define trace3(x, y, z)		 	 cerr<<#x<<":" <<x<<" | "<<#y<<": "<<y<<" | "<<#z<<": "<<z<<endl
#define trace4(a, b, c, d)	 	 cerr<<#a<<": "<<a<<" | "<<#b<<": "<<b<<" | "<<#c<<": "<<c<<" | "<<#d<<": "<<d<<endl
#define trace5(a, b, c, d, e)	 cerr<<#a<<": "<<a<<" | "<<#b<<": "<<b<<" | "<<#c<<": "<<c<<" | "<<#d<<": "<<d<<" | "<<#e<< ": "<<e<<endl
#define trace6(a, b, c, d, e, f) cerr<<#a<<": "<<a<<" | "<<#b<<": "<<b<<" | "<<#c<<": "<<c<<" | "<<#d<<": "<<d<<" | "<<#e<< ": "<<e<<" | "<<#f<<": "<<f<<endl
int X[] = {0, 1, 0, -1};
int Y[] = {-1, 0, 1, 0};
ll power(ll x,ll n){ll result=1;while(n>0){if(n%2==1)result=(result*x)%mod; x=((x%mod)*(x%mod))%mod;n=n/2;}return result;}


int main()
{
	ios::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	ll ans=0;
	string s;
	cin >> s;
	rep(i,0,n){
		if(s[i]=='+') ans++;
		else ans--;
	}
	cout << ans;
	return 0;
}
/* The judge is never wrong! Your code is buggy 
   Look for:
 * * Read the problem carefully.
 * * Don't forget to sort(), mod, ll!!!!
 * * Initial value = +/- infinity instead of zero!!!
 * * an easier and alternate approach
 * * read the problem statement carefully
 * * if concept is correct and still WA, try with a different implementation
 * * special cases (n=1?)
 * * if you have no idea just guess the appropriate well-known algorithm instead of doing nothing :/
 */

Compiler output:
a.cc: In function 'int main()':
a.cc:51:17: error: 'n' was not declared in this scope
   51 |         rep(i,0,n){
      |                 ^
a.cc:24:34: note: in definition of macro 'rep'
   24 | #define rep(i,a,b) for(ll i=a; i<b; i++)
      |                                  ^
Language: C++

#include <iostream>
#include <vector>
#include <map>
#include <algorithm>
#include <cstdlib>
#include <cmath>
#include <numeric>
#include <tuple>
#include <stack>

#define rep(i,n) for (int i = 0; i < (n); ++i)
#define all(x) x.begin(),x.end()
#define print(s) cout << s << endl
typedef long long ll;
using namespace std;

int main() {
    int count = 0;
    string s; cin >> s;
    rep(i,4){
        if s[i] == '-'{
            count--;
        }else{
            count++;
        }
    }
    print(count);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:21:12: error: expected '(' before 's'
   21 |         if s[i] == '-'{
      |            ^
      |            (
a.cc:23:10: error: 'else' without a previous 'if'
   23 |         }else{
      |          ^~~~
Language: C++

#include<iostream>
#include <math.h>
#include <algorithm>
#include<queue>
#include <bits/stdc++.h>


using namespace std;

#define FOR(i,a,b) for(int i=(a),i##formax=(b);i<i##formax;i++)

main(){
    long long N;
    string M;
    long sum = 0;
    cin >> N;
    FOR(i, 0, to_string(N).length()){
        sum += N / (int)(pow(10, i)) % 10;
    }
    if(sum % N)){ cout << "No" << endl;}
    else {cout << "Yes" << endl;}
}

Compiler output:
a.cc:12:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   12 | main(){
      | ^~~~
a.cc: In function 'int main()':
a.cc:20:16: error: expected primary-expression before ')' token
   20 |     if(sum % N)){ cout << "No" << endl;}
      |                ^
Language: C++

#include<iostream>
#include <math.h>
#include <algorithm>
#include<queue>
#include <bits/stdc++.h>


using namespace std;

#define FOR(i,a,b) for(int i=(a),i##formax=(b);i<i##formax;i++)

main(){
    long long N;
    string M;
    long sum = 0;
    cin >> N;
    FOR(i, 0, to_string(N).length()){
        sum += N / (int())pow(10, i)) % 10;
    }
    if(sum % atoi(N.c_str())){ cout << "No" << endl;}
    else {cout << "Yes" << endl;}
}

Compiler output:
a.cc:12:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   12 | main(){
      | ^~~~
a.cc: In function 'int main()':
a.cc:18:20: error: invalid cast to function type 'int()'
   18 |         sum += N / (int())pow(10, i)) % 10;
      |                    ^~~~~~~~~~~~~~~~~
a.cc:20:21: error: request for member 'c_str' in 'N', which is of non-class type 'long long int'
   20 |     if(sum % atoi(N.c_str())){ cout << "No" << endl;}
      |                     ^~~~~
Language: C++

#include<iostream>
#include <math.h>
#include <algorithm>
#include<queue>
#include <bits/stdc++.h>


using namespace std;

#define FOR(i,a,b) for(int i=(a),i##formax=(b);i<i##formax;i++)

main(){
    long long N;
    string M;
    long sum = 0;
    cin >> N;
    FOR(i, 0, to_string(N).length()){
        sum += N / pow(10, i) % 10;
    }
    if(sum % atoi(N.c_str())){ cout << "No" << endl;}
    else {cout << "Yes" << endl;}
}

Compiler output:
a.cc:12:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   12 | main(){
      | ^~~~
a.cc: In function 'int main()':
a.cc:18:31: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'int' to binary 'operator%'
   18 |         sum += N / pow(10, i) % 10;
      |                ~~~~~~~~~~~~~~ ^ ~~
      |                  |              |
      |                  |              int
      |                  __gnu_cxx::__promote<double>::__type {aka double}
a.cc:20:21: error: request for member 'c_str' in 'N', which is of non-class type 'long long int'
   20 |     if(sum % atoi(N.c_str())){ cout << "No" << endl;}
      |                     ^~~~~
Language: C++

#include<iostream>
#include<math.h>
#include<algorithm>
#include<queue>
#include<string>
#include<bits/stdc++.h>


using namespace std;

#define FOR(i,a,b) for(int i=(a),i##formax=(b);i<i##formax;i++)

main(){
    string S;
    int out = 0;
    cin >> S;
    FOR(i, 0, 4){
        if(S[i] == "+")out += 1;
        else out -= 1;   
    }
    cout << out << endl;
}

Compiler output:
a.cc:13:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   13 | main(){
      | ^~~~
a.cc: In function 'int main()':
a.cc:18:17: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   18 |         if(S[i] == "+")out += 1;
Language: C++

#include<iostream>
#include <math.h>
#include <algorithm>
#include<queue>
#include <bits/stdc++.h>


using namespace std;

#define FOR(i,a,b) for(int i=(a),i##formax=(b);i<i##formax;i++)

main(){
    string S;
    int out = 0;
    cin >> S;
    FOR(i, 0, 4){
        if(S[i] == "+")out += 1;
        else out -= 1;   
    }
    cout << out << endl;
}

Compiler output:
a.cc:12:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   12 | main(){
      | ^~~~
a.cc: In function 'int main()':
a.cc:17:17: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   17 |         if(S[i] == "+")out += 1;
Language: C++

#include<iostream>
#include <math.h>
#include <algorithm>
#include<queue>
#include <bits/stdc++.h>


using namespace std;

#define FOR(i,a,b) for(int i=(a),i##formax=(b);i<i##formax;i++)

main(){
    string S;
    int out = 0;
    cin >> S;
    FOR(i, 0, N){
        if(S[i] == "+")out += 1;
        else out -= 1;   
    }
    cout << out << endl;
}

Compiler output:
a.cc:12:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   12 | main(){
      | ^~~~
a.cc: In function 'int main()':
a.cc:16:15: error: 'N' was not declared in this scope
   16 |     FOR(i, 0, N){
      |               ^
a.cc:10:45: note: in definition of macro 'FOR'
   10 | #define FOR(i,a,b) for(int i=(a),i##formax=(b);i<i##formax;i++)
      |                                             ^
a.cc:17:17: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   17 |         if(S[i] == "+")out += 1;
Language: C++

#include <bits/stdc++.h>

using namespace std;

#define REP(i, n) for(int i = 0; i < (n); i++)
#define SORT(v, n) sort(v, v+n);
#define SSORT(v, n) sort(v, v+n, greater<int>())

int main(){
	string s;
	cin >> s;
	int count = 0;
	REP(s,4){
		if(s[i]=='+') count++;
		else count--;
	}
	cout << count << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:22: error: 'i' was not declared in this scope
   14 |                 if(s[i]=='+') count++;
      |                      ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  string s;
  int a=0;
  cin>>s;
  for(int i=0;i<4;i++){
    if(s.at(i)=='+'){a++;}
    else{a--;}
    cout<<a;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:2: error: expected '}' at end of input
   11 | }
      |  ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C++

#define _USE_MATH_DEFINES
#include<string>
#include<iostream>
#define int long long
#define rep(i,n) for(int i=0;i<n;i++)
#define Rep(i,a,b) for(int i=0;i<b;i++)
#define REP(i,a,b) for(int i=0;i<=b;i++)
#define rev(i,n) for(int i=n-1;i>=0;i--)
#define vi vector<int>
#define vvi vector<vi>
#define pb push_back
#define pi pair<int,int>
#define vp vector<pair<int,int>>
#define mp make_pair
#define all(v) (v).begin(),(v).end()
#define fi first
#define se second
#define MEMSET(a) memset(a,0,sizeof(a))
#define inf (1ll<<60)
#define Yes(f) cout <<(f?"Yes":"No")<<endl//fが真の場合Yesを出力、偽の場合Noを出力
#define yes(f) cout <<(f?"yes":"no")<<endl
#define YES(f) cout <<(f?"YES":"NO")<<endl
#define SORT(v) sort(all(v))
#define RSORT(v) sort(all(v),greater<int>())

using namespace std;

const int mod=1e9+7;

signed dfs(int x, int y){

}

signed solve(){
    string s;
    cin >> s;

    int ans;
    rep(i,4)
    {
        if(s[i]=='+')ans++;
        if(s[i]=='-')ans--;
    }

    cout << ans << endl;
}


Compiler output:
a.cc: In function 'int dfs(long long int, long long int)':
a.cc:32:1: warning: no return statement in function returning non-void [-Wreturn-type]
   32 | }
      | ^
a.cc: In function 'int solve()':
a.cc:46:1: warning: no return statement in function returning non-void [-Wreturn-type]
   46 | }
      | ^
/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++

#define _USE_MATH_DEFINES
#include<bits/stdc++.h>
#define int long long
#define rep(i,n) for(int i=0;i<n;i++)
#define Rep(i,a,b) for(int i=0;i<b;i++)
#define REP(i,a,b) for(int i=0;i<=b;i++)
#define rev(i,n) for(int i=n-1;i>=0;i--)
#define vi vector<int>
#define vvi vector<vi>
#define pb push_back
#define pi pair<int,int>
#define vp vector<pair<int,int>>
#define mp make_pair
#define all(v) (v).begin(),(v).end()
#define fi first
#define se second
#define MEMSET(a) memset(a,0,sizeof(a))
#define inf (1ll<<60)
#define Yes(f) cout <<(f?"Yes":"No")<<endl//fが真の場合Yesを出力、偽の場合Noを出力
#define yes(f) cout <<(f?"yes":"no")<<endl
#define YES(f) cout <<(f?"YES":"NO")<<endl
#define SORT(v) sort(all(v))
#define RSORT(v) sort(all(v),greater<int>())

using namespace std;

const int mod=1e9+7;

signed dfs(int x, int y){

}

signed solve(){
    string s;
    cin >> s;

    int ans;
    rep(i,4)
    {
        if(s[i]=='+')ans++;
        if(s[i]=='-')ans--;
    }

    cout << ans << endl;
}


Compiler output:
a.cc: In function 'int dfs(long long int, long long int)':
a.cc:31:1: warning: no return statement in function returning non-void [-Wreturn-type]
   31 | }
      | ^
a.cc: In function 'int solve()':
a.cc:45:1: warning: no return statement in function returning non-void [-Wreturn-type]
   45 | }
      | ^
/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>
#include<string.h>
using namespace std;

int main(void)
{
  string s;
  int dn=0;
  for(int i=0;i<strlen(s);i++){
    if(s[i]='+')
      dn++;
    else if(s[i]='-')
      dn--;
  }
  cout<<dn<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:24: error: cannot convert 'std::string' {aka 'std::__cxx11::basic_string<char>'} to 'const char*'
    9 |   for(int i=0;i<strlen(s);i++){
      |                        ^
      |                        |
      |                        std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/cstring:43,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:121,
                 from a.cc:1:
/usr/include/string.h:407:35: note:   initializing argument 1 of 'size_t strlen(const char*)'
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
Language: C++

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

int main(void)
{
  string s;
  int dn=0;
  for(int i=0;i<strlen(s;i++){
    if(s[i]='+')
      dn++;
    else if(s[i]='-')
      dn--;
  }
  cout<<dn<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:25: error: expected ')' before ';' token
    9 |   for(int i=0;i<strlen(s;i++){
      |                       ~ ^
      |                         )
Language: C++

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

Compiler output:
a.cc: In function 'int main()':
a.cc:13:12: error: expected ';' before ':' token
   13 |       sum--:
      |            ^
      |            ;
a.cc:16:4: error: expected '}' at end of input
   16 |   }
      |    ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C++

# include < iostream >
using namespace std ;
int main () {
  int s;cin >> s;
  int n=0;
  for (char i:s) (i=='+')? ++n:--n;
  cout << n << endl;
  return 0;
}

Compiler output:
a.cc:1:11: fatal error:  iostream : No such file or directory
    1 | # include < iostream >
      |           ^~~~~~~~~~~~
compilation terminated.
Language: C++

#include <stdio.h>
int main(){
  char S[4];
  int sum=0;
  scanf("%s",&S);
  for(int i=0;i<4;i++){
    if(S[i]=='+'){
      sum++;
    }
    elseif(S[i]=='-'){
      sum--;
    }
  }
  printf("%d",sum);
  return0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:5: error: 'elseif' was not declared in this scope
   10 |     elseif(S[i]=='-'){
      |     ^~~~~~
a.cc:15:3: error: 'return0' was not declared in this scope
   15 |   return0;
      |   ^~~~~~~
Language: C++

#include <stdio.h>
int main(){
  char S[4];
  int sum=0;
  scanf("%s",&S);
  for(int i=0;i<4;i++){
    if(S[i]=='+'){
      sum++;
    }
    elseif(S[i]=='-'){
      sum--;
    }
  }
  printf("%d",sum);
  return0;

Compiler output:
a.cc: In function 'int main()':
a.cc:10:5: error: 'elseif' was not declared in this scope
   10 |     elseif(S[i]=='-'){
      |     ^~~~~~
a.cc:15:3: error: 'return0' was not declared in this scope
   15 |   return0;
      |   ^~~~~~~
a.cc:15:11: error: expected '}' at end of input
   15 |   return0;
      |           ^
a.cc:2:11: note: to match this '{'
    2 | int main(){
      |           ^
Language: C++

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

int main() {
  sritng s;
  cin >> s;
  int x =0;
  for(int i = 0;i<4;i++){
    if(s.at(i) == '+'){
      x++;
    }
    else {
      x--;
    }
  }
  cout << x << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'sritng' was not declared in this scope
    5 |   sritng s;
      |   ^~~~~~
a.cc:6:10: error: 's' was not declared in this scope
    6 |   cin >> s;
      |          ^
Language: C++

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

int main(){
	string S;
	cin >> S;
	int ans = 0;

	for (char c:S)
	{
		if (c == '+')
		{
			ans += 1;
		}else if(c == '-'){
			ans -= 1;
		}
	}

	
	cout << ans << endl;
	return 0;


Compiler output:
a.cc: In function 'int main()':
a.cc:21:18: error: expected '}' at end of input
   21 |         return 0;
      |                  ^
a.cc:4:11: note: to match this '{'
    4 | int main(){
      |           ^
Language: C

#include <stdio.h>

int main(void){
  int n, m, s;
  m=10;
  scanf("%d",&n);
  for(int i=1;i<10;i++){
    s += n%m *10/m;
    m*=10;
  }
  
  if(n%s==0){
    printf("yes");
  }else{
    printf("no")
  }
}


Compiler output:
main.c: In function 'main':
main.c:15:17: error: expected ';' before '}' token
   15 |     printf("no")
      |                 ^
      |                 ;
   16 |   }
      |   ~
Language: C

#include <stdio.h>

int main(void){
  int n, m, s;
  m=10;
  scanf("%d",&n);
  for(int i=1;i<10;i++){
    s += n%m *10/m;
    m*=10
  }
  
  if(n%s==0){
    printf("yes");
  }else{
    printf("no")
  }
}


Compiler output:
main.c: In function 'main':
main.c:9:10: error: expected ';' before '}' token
    9 |     m*=10
      |          ^
      |          ;
   10 |   }
      |   ~       
main.c:15:17: error: expected ';' before '}' token
   15 |     printf("no")
      |                 ^
      |                 ;
   16 |   }
      |   ~
Language: C++

#include <iostream>
#include <string>
using namespace std;
int main(){
  int ans = 0;
  string s; cin >> s;
  for(int i = 0;i < 4; i++){
    if(s.substr(i,1) = "+"){
      ans++;
    }else{
      ans--;
    }
  }
  cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:22: error: could not convert 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::substr(size_type, size_type) const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int](((std::__cxx11::basic_string<char>::size_type)i), 1).std::__cxx11::basic_string<char>::operator=(((const char*)"+"))' from 'std::__cxx11::basic_string<char>' to 'bool'
    8 |     if(s.substr(i,1) = "+"){
      |        ~~~~~~~~~~~~~~^~~~~
      |                      |
      |                      std::__cxx11::basic_string<char>
Language: C++

#include <iostream>
#include <string>
using namespace std;
int main(){
  int ans = 0;
  string s; cin >> s;
  for(int i = 0;i < 4; i++){
    if(s.subster(i,1) = "+"){
      ans++;
    }else{
      ans--;
    }
  }
  cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:10: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'subster'; did you mean 'substr'?
    8 |     if(s.subster(i,1) = "+"){
      |          ^~~~~~~
      |          substr
Language: C++

#include <iostream>
#include <string>
using namespace std;
int main(){
  int s, ans; cin >> s;
  ans = 0;
  for(int i = 0;i < 4; i++){
    if(s.subster(i,1) = "+"){
      ans++;
    }else{
      ans--;
    }
  }
  cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:10: error: request for member 'subster' in 's', which is of non-class type 'int'
    8 |     if(s.subster(i,1) = "+"){
      |          ^~~~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
// ABC098-A-
/*
int main(){
    int a, b;
    cin >> a >> b;
    cout << max(a + b, max(a - b, a * b)) << endl;
}
 */

// ABC099-A-
/*
int main(){
    int a;
    bool okey = true;
    cin >> a ;
    if (a > 999) {
        okey = false;
        a -= 1000;
    }
    
    if (okey) {
        cout << "ABC" << endl;
    }else{
        cout << "ABD" << endl;
    }
}
*/

//ABC100-A-
/*
int main(){
    int a, b;
    cin >> a >> b;
    if (a > 8 || b > 8) {
        cout << ":(" << endl;
    }else{
        cout << "Yay!" << endl;
    }
    
}
 */
//ABC101-A-

int main(){
    int ans = 0;
    for (int i = 0; i < 4; i++) {
        char s;
        cin >> s;
        if(s == '+'){
            ans++;
        }else{
            ans--;
        }
    }
    cout << ans << endl;
}
*/
//ABC102-A-
/*
int main(){
    int n;
    cin >> n;
    if (n % 2 == 0) {
        cout << n << endl;
    }else{
        cout << n * 2 << endl;
    }
}
*/
//ABC102-A-
/*
int main(){
    int a, b, c;
    cin >> a >> b >> c;
    vector<int>task;
    task = {a, b, c};
    sort(task.begin(), task.end());
    cout << task.at(2) - task.at(0) << endl;
}
*/




Compiler output:
a.cc:59:2: error: expected unqualified-id before '/' token
   59 | */
      |  ^
Language: C++

#include <iostream>
#include <string>
#include <ios>
#include <iomanip>
using namespace std;
int main(void){
  string a;
  cin >> a;
  
  int n = a.length();
  
  int ans = 0;
  
  for(int i=0;i<n;i++){
    if(a[i] == '+')
      ans++;
    else
      ans--;
  }
  
  cout << ans << endl;
  
  reurn 0;
}

  

Compiler output:
a.cc: In function 'int main()':
a.cc:23:3: error: 'reurn' was not declared in this scope
   23 |   reurn 0;
      |   ^~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main(){
  int sum=0;
  string S;
  cin>>S;
  for(int i=0;i<4;i++){
    if(S[i]=='+'){
      sum++;
    }
    else sum--;
    
    cout<<sum<<endl;
  }
  

Compiler output:
a.cc: In function 'int main()':
a.cc:15:4: error: expected '}' at end of input
   15 |   }
      |    ^
a.cc:4:11: note: to match this '{'
    4 | int main(){
      |           ^
Language: C++

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

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

Compiler output:
a.cc: In function 'int main()':
a.cc:8:22: error: expected ';' before ')' token
    8 |   for(int i=0;i<4+i++){
      |                      ^
      |                      ;
Language: C++

#include <iostream>
#include <vector>
#include <cstdio>
#include <string>
#include <stack>
#include <algorithm>
#include <iomanip>
#include <math.h>
#include <numeric>
using namespace std;

int main(){
    string S;
    cin >> S;

    int ans  = 0;

    for(int i = 0; i < N ; i++){
        if(S.at(i) == '+'){
            ans = ans + 1;
        }else{
            ans = ans - 1;
        }
    }

    cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:24: error: 'N' was not declared in this scope
   18 |     for(int i = 0; i < N ; i++){
      |                        ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  string n;
  cin >>n;
  int y=0;
  for(int i=0;i<4;i++){
   if(S[i]=='+') y++;
   if(S[i]=='-') y--;
  
  }
 
  
    cout <<y<< endl;
   
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:7: error: 'S' was not declared in this scope
    9 |    if(S[i]=='+') y++;
      |       ^
a.cc:10:7: error: 'S' was not declared in this scope
   10 |    if(S[i]=='-') y--;
      |       ^
Language: C

int main(){
  char s[5];
  int i,count;
  count=0;
  scanf("%s",s);
  for(i=0;i<4;i++){
    if(s[i]='+')count++;
    else count==;
  }
  printf("%d",count);
}

Compiler output:
main.c: In function 'main':
main.c:5:3: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
    5 |   scanf("%s",s);
      |   ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
  +++ |+#include <stdio.h>
    1 | int main(){
main.c:5:3: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
    5 |   scanf("%s",s);
      |   ^~~~~
main.c:5:3: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:8:17: error: expected expression before ';' token
    8 |     else count==;
      |                 ^
main.c:10:3: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
   10 |   printf("%d",count);
      |   ^~~~~~
main.c:10:3: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:10:3: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:10:3: note: include '<stdio.h>' or provide a declaration of 'printf'
Language: C

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

Compiler output:
main.c: In function 'main':
main.c:8:22: error: subscripted value is neither array nor pointer nor vector
    8 |                 if(ss[i]='+')ans++;
      |                      ^
Language: C

#include<stdio.h>
 
int main(){
	int i,ans=0;
	char ss;
	scanf("%s",ss);
	if(i=0;i<4;i++){
		if(ss[i]='+')ans++;
		else ans--;
	}
	printf("%d",ans);
}

Compiler output:
main.c: In function 'main':
main.c:7:15: error: expected ')' before ';' token
    7 |         if(i=0;i<4;i++){
      |           ~   ^
      |               )
main.c:8:22: error: subscripted value is neither array nor pointer nor vector
    8 |                 if(ss[i]='+')ans++;
      |                      ^
Language: C

#include<stdio.h>

int main(){
	int i,ans=0;
	char ss;
	scanf("%s",ss);
	if(i=0;i<4;i++){
		if(a[i]='+')ans++;
		else ans--;
	}
	printf("%d",ans);
}

Compiler output:
main.c: In function 'main':
main.c:7:15: error: expected ')' before ';' token
    7 |         if(i=0;i<4;i++){
      |           ~   ^
      |               )
main.c:8:20: error: 'a' undeclared (first use in this function)
    8 |                 if(a[i]='+')ans++;
      |                    ^
main.c:8:20: note: each undeclared identifier is reported only once for each function it appears in
Language: C++

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

int main(){
  string s;
  cin>>s;
  int i,a=0,0;
  for(i;i<4;i++){
  if(s[i]=='+')a++;
  else a--;
  }
  cout<<a;
}






Compiler output:
a.cc: In function 'int main()':
a.cc:8:13: error: expected unqualified-id before numeric constant
    8 |   int i,a=0,0;
      |             ^
Language: C++

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

int main(){
  string s;
  cin>>s;
  int i,a=0,0;
  for(i;i<4;i++){
  if(s[i]=="+")a++;
  else a--;
  }
  cout<<a;
}






Compiler output:
a.cc: In function 'int main()':
a.cc:8:13: error: expected unqualified-id before numeric constant
    8 |   int i,a=0,0;
      |             ^
a.cc:10:10: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   10 |   if(s[i]=="+")a++;
Language: C++

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

int main() {
  string N;
  int a;
  a=0;
  cin >> N ;
 for(int i=0;i<N.size();i++){
  if(N［i］='+') {
    a++;
  }
  else {
  a--;
  }
   }
  cout << a <<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:6: error: 'N\U0000ff3bi\U0000ff3d' was not declared in this scope
   10 |   if(N［i］='+') {
      |      ^~~~~~
Language: C++

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

int main() {
  string N;
  int a;
  a=0;
  cin >> N ;
 for(int i=0;i<N.size();i++){
  if (N［i］='+') {
    a++;
  }
  else {
  a--;
  }
   }
  cout << a <<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:7: error: 'N\U0000ff3bi\U0000ff3d' was not declared in this scope
   10 |   if (N［i］='+') {
      |       ^~~~~~