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

#include<iostream>
#include <bits/stdc++.h>
using namespace std;
int main()
{
  double n,a,b ;
  cin >> n >> a >> b;
  
  double div,r;
  div = n/(a+b) ;
  r = n%(a+b);
  double ans = div*a;
  
  if(a==0){
  cout << ans << endl ;
  return 0;
  }else{
  if(r>=a){
    ans+=a;
  }else if((r<a && r>0) && a!=0){
    ans+=(a-r);
  }else{
    ans+=0;
}
  }
  cout << ans << endl ;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:8: error: invalid operands of types 'double' and 'double' to binary 'operator%'
   11 |   r = n%(a+b);
      |       ~^~~~~~
      |       |   |
      |       |   double
      |       double
Language: C++

#include <iostream>
using namespace std;
int main(){
int N=0;
  int A=0,B=0;
  cin >> N >> A >> B;

int cycle = N/(A+B);

 int amari = N%(A+B);

  if(cycle == 0){
    if(N < A){
      cout <<  N  << endl;

    }else{
      cout <<  A  << endl;

    }
return
  }

  cout << cycle * A + amari << endl;


}


Compiler output:
a.cc: In function 'int main()':
a.cc:21:3: error: expected primary-expression before '}' token
   21 |   }
      |   ^
a.cc:20:7: error: expected ';' before '}' token
   20 | return
      |       ^
      |       ;
   21 |   }
      |   ~
Language: C++

#include <iostream>
#include <iostream>
typedef long long int ll;
int main(void) {
	ll n, a, b; cin >> n >> a >> b;
	ll sum = a + b;
	ll u = n  / sum; ll amari = n % sum;
	if (amari < a) {
		cout << u * a + amari << endl;
	}
	else {
		cout << u * a + a << endl;
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:21: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    5 |         ll n, a, b; cin >> n >> a >> b;
      |                     ^~~
      |                     std::cin
In file included from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:9:17: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    9 |                 cout << u * a + amari << endl;
      |                 ^~~~
      |                 std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:9:42: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    9 |                 cout << u * a + amari << endl;
      |                                          ^~~~
      |                                          std::endl
In file included from /usr/include/c++/14/iostream:41:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
a.cc:12:17: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   12 |                 cout << u * a + a << endl;
      |                 ^~~~
      |                 std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:12:38: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   12 |                 cout << u * a + a << endl;
      |                                      ^~~~
      |                                      std::endl
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  
  int N, A, B;

  cin >> N >> A >> B;
  
  if ( A == 0){
    cout << 0 << endl;
  }
  
  else if (B == 0) {
    cout << N << endl;
  }
  
  else if (N%(A+B) <= A) {
    cout << (N/(A+B))*A + N%(A+B)  << endl;
  }
  
  else {
    cout << (N/(A+B))*A + A  << endl;
  

 }


Compiler output:
a.cc: In function 'int main()':
a.cc:26:3: error: expected '}' at end of input
   26 |  }
      |   ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

#include<functional>
#include<algorithm>
#include<iostream>
#include<iomanip>
#include<cstring>
#include<cstdlib>
#include<utility>
#include<string>
#include<cstdio>
#include<vector>
#include<bitset>
#include<cmath>
#include<ctime>
#include<queue>
#include<deque>
#include<stack>
#include<map>
#include<set>
using namespace std;
const int inf=2147483647,dx[]={-1,0,1,0},dy[]={0,-1,0,1};// 上 左 下 右
const int N=100005,M=1000005,K=200005,mod=1000000007;
const long long llinf=9223372036854775807ll;
//int & long long
long long n,a,b,ans;
int main(){
	cin>>n>>a>>b;
	ans+=(n/(a+b))*a;
	n%=(a+b);
	if(n>a);
		ans+=a;
	else
		ans+=n;
	cout<<ans;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:31:9: error: 'else' without a previous 'if'
   31 |         else
      |         ^~~~
Language: C++

//#include <bits/stdc++.h>
#include<iostream>
#include<climits>
#include<math.h>
#include<vector>
#include<algorithm>
#include<cstdio>
#include<cstring>
#include<stdio.h>
#include <string>
#include <complex>
#include <functional>
#include <map>
#include <queue>
#include <cctype>
#include <fstream>   // ifstream, ofstream
#include <sstream>   // istringstream
using namespace std;
using ll = long long;
const int mod = 1000000007;

ll gcd(ll a, ll b){return b ? gcd(b,a%b) : a;};//最大公約数
ll lcm(ll a, ll b){return a*b/gcd(a,b);};//最小公倍数
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
//typedef pair<string,string> P;
//double dat[100][100];
//int dp[6][1010];//動的計画法
//int prime[100001];
//char str[1010][1010];
typedef pair<string,ll> A;
//vector<A> pc;
//int ABS(int a){return max(a,-a);}
//ll a[100000];
//ll dom[100001];

int main(){
  int n,a,b;
  cin>>n>>a>>b;
  vector<char> s;
  int p=n/(a+b)+1;
  if(a==0{
    cout<<"0";
    return 0;
  }
  for(ll i=0;i<p;i++){
    for(ll j=0;j<a;j++){
      s.push_back('b');
    }
    for(ll j=0;j<b;j++){
      s.push_back('r');
    }
  }
  int ans=0;
  for(ll i=0;i<n;i++){
    if(s[i]=='b') ans++;
  }
  cout<<ans;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:41:10: error: expected ')' before '{' token
   41 |   if(a==0{
      |     ~    ^
      |          )
a.cc:45:14: error: 'i' was not declared in this scope
   45 |   for(ll i=0;i<p;i++){
      |              ^
Language: Java

import java.util.*;
 
public class Main {
    public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
        int N = sc.nextInt();
        int A = sc.nextInt();
        int B = sc.nextInt();
        if(N%(A+B) > A){
            System.out.print((N/(A+B))*A + A)
        }else{
        System.out.print((N/(A+B))*A + N%(A+B))
        }
    }
}

Compiler output:
Main.java:10: error: ';' expected
            System.out.print((N/(A+B))*A + A)
                                             ^
Main.java:12: error: ';' expected
        System.out.print((N/(A+B))*A + N%(A+B))
                                               ^
2 errors
Language: C++

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

int main(){
  long long int N,A,B;
  cin >> N >> A >> B;
  cout << int(N/(A+B))*A+min(N-int(N/(A+B))*A,A);
}åç

Compiler output:
a.cc:8:2: error: '\U000000e5\U000000e7' does not name a type
    8 | }åç
      |  ^~
Language: Java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
 
public class Main {
 
	public static void main(String[] args) throws NumberFormatException, IOException {
		// TODO Auto-generated method stub
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String[] as = br.readLine().split(" ");
		long n = Long.parseLong(as[0]);
		long a = Long.parseLong(as[2]);
		long b = Long.parseLong(as[1]);
		long sum = 0;
		long bSum = 0;
		while(sum <= n) {
			if(sum + b >= n) {
				bSum += n - sum;
				break;
			}
			bSum += b;
			sum += b;sum += a;
			if(sum >= n) {
				break;
			}
			
		}
		System.out.println(bSum);
	}
 
}
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Problem2 {

	public static void main(String[] args) throws NumberFormatException, IOException {
		// TODO Auto-generated method stub
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String[] as = br.readLine().split(" ");
		long n = Long.parseLong(as[0]);
		long a = Long.parseLong(as[2]);
		long b = Long.parseLong(as[1]);
		long sum = 0;
		long bSum = 0;
		while(sum <= n) {
			if(sum + b >= n) {
				bSum += n - sum;
				break;
			}
			bSum += b;
			sum += b;sum += a;
			if(sum >= n) {
				break;
			}
			
		}
		System.out.println(bSum);
	}

}
提出情報

Compiler output:
Main.java:32: error: class, interface, enum, or record expected
import java.io.BufferedReader;
^
Main.java:33: error: class, interface, enum, or record expected
import java.io.IOException;
^
Main.java:34: error: class, interface, enum, or record expected
import java.io.InputStreamReader;
^
Main.java:63: error: reached end of file while parsing
????
^
4 errors
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int N, A, B;
  cin >> N >> A >> B;
  
  if(N%(A+B) >= A){
 cout << (N/(A+B))*A+A <<endl;
  }
  if(N%(A+B) <A){
  cout << (N/(A+B))*A+(N%(A+B)) << endl;
  }
  retun 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:3: error: 'retun' was not declared in this scope
   13 |   retun 0;
      |   ^~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  long long n, a, b;
  cin >> n >> a >> b;
  ll ans = n/(a + b) * a;
  n %= n / (a + b);
  ans += min(n, a);
  cout << ans << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:3: error: 'll' was not declared in this scope
    6 |   ll ans = n/(a + b) * a;
      |   ^~
a.cc:8:3: error: 'ans' was not declared in this scope; did you mean 'abs'?
    8 |   ans += min(n, a);
      |   ^~~
      |   abs
Language: C++

#pragma warning (disable:4996)
#include <stdio.h>
#include <string.h>

char s[1000000000000000000‬];

long long strchn(const char str[], int c)
{
	int i;
	int count = 0;

	for (i = 0; str[i] != '\0'; i++)
		if (str[i] == c)
			count++;
	return (count);
}

int main()
{
	long long n, a, b;
	scanf("%lld %lld %lld", &n, &a, &b);
	long long j = 0;
	bool c = true;
	for (long long i = 0; i != n; i++) 
	{
		j++;
		if (c) 
		{
			blue:
			if (j >= a) 
			{
				c = false;
				j = 0;
				goto red;
			}
			sprintf(s,"%sb",s);
		}
		else
		{
			red:
			if (j >= b) 
			{
				c = true;
				j = 0;
				goto blue;
			}
			sprintf(s, "%sr", s);
		}
	}
	printf("%lld", strchn(s, 'b'));

	return 0;
}

Compiler output:
a.cc:5:8: error: unable to find numeric literal operator 'operator""\U0000202c'
    5 | char s[1000000000000000000‬];
      |        ^~~~~~~~~~~~~~~~~~~
a.cc: In function 'int main()':
a.cc:36:33: error: 's' was not declared in this scope
   36 |                         sprintf(s,"%sb",s);
      |                                 ^
a.cc:47:33: error: 's' was not declared in this scope
   47 |                         sprintf(s, "%sr", s);
      |                                 ^
a.cc:50:31: error: 's' was not declared in this scope
   50 |         printf("%lld", strchn(s, 'b'));
      |                               ^
Language: C++

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

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

	unsigned long long repeat = pow(10, 100);

	vector<string> row;
	int counter = 0;
	for (int i = 0; i < repeat; ++i) {
		if (i % 2 == 0) {
			for (int j = 0; j < a; ++j) {
				++counter;
				row.push_back("b");
			}
		}
		else {
			for (int j = 0; j < b; ++j) {
				++counter;
				row.push_back("r");
			}
		}

		if (counter > n) {
			break;
		}
	}

	int count = count_if(row.begin(), next(row.begin(), n), [](string x) { return x == "b"; });

	cout << count << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:37: error: 'pow' was not declared in this scope
   10 |         unsigned long long repeat = pow(10, 100);
      |                                     ^~~
Language: Java

import java.util.*;

class Main{
    public static void main(String[] args) {
        
        try(Scanner sc = new Scanner(System.in);){

            int all = Integer.valueOf(sc.next());
            int blue = Integer.valueOf(sc.next());
            int red = Integer.valueOf(sc.next());

            if(blue == 0) system.out.println(0);
            else if(blue + red >= all && all > blue) system.out.println(blue);
            else if(blue + red >= all && all <= blue) system.out.println(all);
            else{
                int amari = all % (red+blue);
                int count = (all - amari)/(red + blue);
                int blueAll = count * blue;

                if(amari > blue){
                    blueAll += blue;
                }else if(amari <= blue){
                    blueAll += amari;
                }

                System.out.println(blueAll);
            }


        }catch(Exception e){
            e.printStackTrace();
        }        
    }
}

Compiler output:
Main.java:12: error: package system does not exist
            if(blue == 0) system.out.println(0);
                                ^
Main.java:13: error: package system does not exist
            else if(blue + red >= all && all > blue) system.out.println(blue);
                                                           ^
Main.java:14: error: package system does not exist
            else if(blue + red >= all && all <= blue) system.out.println(all);
                                                            ^
3 errors
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
	__int64 n,a,b;
	__int64 sum=0;
	__int64 com;
	while(cin>>n>>a>>b){
		com=a+b;
		__int64 c1=n/com;
		__int64 c2=n%com;
		sum=a*c1;
		sum+=c2;
		cout<<sum<<endl;
	}
	return 0;	
} 

Compiler output:
a.cc: In function 'int main()':
a.cc:4:9: error: '__int64' was not declared in this scope; did you mean '__ynf64'?
    4 |         __int64 n,a,b;
      |         ^~~~~~~
      |         __ynf64
a.cc:5:16: error: expected ';' before 'sum'
    5 |         __int64 sum=0;
      |                ^~~~
      |                ;
a.cc:6:16: error: expected ';' before 'com'
    6 |         __int64 com;
      |                ^~~~
      |                ;
a.cc:7:20: error: 'n' was not declared in this scope; did you mean 'yn'?
    7 |         while(cin>>n>>a>>b){
      |                    ^
      |                    yn
a.cc:7:23: error: 'a' was not declared in this scope
    7 |         while(cin>>n>>a>>b){
      |                       ^
a.cc:7:26: error: 'b' was not declared in this scope
    7 |         while(cin>>n>>a>>b){
      |                          ^
a.cc:8:17: error: 'com' was not declared in this scope; did you mean 'cos'?
    8 |                 com=a+b;
      |                 ^~~
      |                 cos
a.cc:9:24: error: expected ';' before 'c1'
    9 |                 __int64 c1=n/com;
      |                        ^~~
      |                        ;
a.cc:10:24: error: expected ';' before 'c2'
   10 |                 __int64 c2=n%com;
      |                        ^~~
      |                        ;
a.cc:11:17: error: 'sum' was not declared in this scope
   11 |                 sum=a*c1;
      |                 ^~~
a.cc:11:23: error: 'c1' was not declared in this scope; did you mean 'y1'?
   11 |                 sum=a*c1;
      |                       ^~
      |                       y1
a.cc:12:22: error: 'c2' was not declared in this scope
   12 |                 sum+=c2;
      |                      ^~
Language: C++

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

int main(){
  int n,a,b,r,w,ans;
  cin >> n >> a >> b;
  r = n%(a+b);
  w = a*n/(a + b)
  if(n <= a+b){ans = a;}
  else if(r <= a){
    ans = w+r;}
  else{ans == w+a;}
  cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:18: error: expected ';' before 'if'
    8 |   w = a*n/(a + b)
      |                  ^
      |                  ;
    9 |   if(n <= a+b){ans = a;}
      |   ~~              
a.cc:10:3: error: 'else' without a previous 'if'
   10 |   else if(r <= a){
      |   ^~~~
Language: C++

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

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

    long long int C;
    C = A + B;

    longl long int D;
    D = N % C;
    if(D > A){
        D = A;
    }
    int  ans;

    ans = floor(N / C) * A + D;
    
    cout << ans << endl;

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:5: error: 'longl' was not declared in this scope; did you mean 'long'?
   14 |     longl long int D;
      |     ^~~~~
      |     long
a.cc:15:5: error: 'D' was not declared in this scope
   15 |     D = N % C;
      |     ^
Language: C++

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

int main() {
  int n, a, b;
  cin >> n >> a >> b;
  blue = n/(a+b)*a;
  if (n%(a+b) < a) blue += n%(a+b);
  else blue += a;
  cout << blue;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:3: error: 'blue' was not declared in this scope
   10 |   blue = n/(a+b)*a;
      |   ^~~~
Language: Java


import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Problem2 {

	public static void main(String[] args) throws NumberFormatException, IOException {
		// TODO Auto-generated method stub
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String[] as = br.readLine().split(" ");
		long n = Long.parseLong(as[0]);
		long a = Long.parseLong(as[2]);
		long b = Long.parseLong(as[1]);
		long sum = 0;
		long bSum = 0;
		while(sum <= n) {
			if(sum + b >= n) {
				bSum += n - sum;
				break;
			}
			bSum += b;
			sum += b;sum += a;
			if(sum >= n) {
				break;
			}
			
		}
		System.out.println(bSum);
	}

}


Compiler output:
Main.java:6: error: class Problem2 is public, should be declared in a file named Problem2.java
public class Problem2 {
       ^
1 error
Language: C++

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

int main(){
    int long long N, A, B;
    cin >> N >> A >> B;
    string r, b, all;
    for(int long long i = 0; i < A; i++){
        b.push_back() = 'b';
    }
    for(int long long i = 0; i < B; i++){
        r.push_back() = 'r';
    }
    for(int long long i = 0; i < N / (A + B); i++){
        all.push_back() = r;
        all.push_back() = b;
    }
    int long long ans = 0;
    for(int long long i = 0; i < N; i++){
        if(all.at(i) == 'b'){
            ans = ans + 1;
        }
    }
    cout << ans << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:20: error: no matching function for call to 'std::__cxx11::basic_string<char>::push_back()'
    9 |         b.push_back() = 'b';
      |         ~~~~~~~~~~~^~
In file included from /usr/include/c++/14/string:54,
                 from /usr/include/c++/14/bitset:52,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
                 from a.cc:1:
/usr/include/c++/14/bits/basic_string.h:1572:7: note: candidate: 'void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::push_back(_CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
 1572 |       push_back(_CharT __c)
      |       ^~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:1572:7: note:   candidate expects 1 argument, 0 provided
a.cc:12:20: error: no matching function for call to 'std::__cxx11::basic_string<char>::push_back()'
   12 |         r.push_back() = 'r';
      |         ~~~~~~~~~~~^~
/usr/include/c++/14/bits/basic_string.h:1572:7: note: candidate: 'void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::push_back(_CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
 1572 |       push_back(_CharT __c)
      |       ^~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:1572:7: note:   candidate expects 1 argument, 0 provided
a.cc:15:22: error: no matching function for call to 'std::__cxx11::basic_string<char>::push_back()'
   15 |         all.push_back() = r;
      |         ~~~~~~~~~~~~~^~
/usr/include/c++/14/bits/basic_string.h:1572:7: note: candidate: 'void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::push_back(_CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
 1572 |       push_back(_CharT __c)
      |       ^~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:1572:7: note:   candidate expects 1 argument, 0 provided
a.cc:16:22: error: no matching function for call to 'std::__cxx11::basic_string<char>::push_back()'
   16 |         all.push_back() = b;
      |         ~~~~~~~~~~~~~^~
/usr/include/c++/14/bits/basic_string.h:1572:7: note: candidate: 'void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::push_back(_CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
 1572 |       push_back(_CharT __c)
      |       ^~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:1572:7: note:   candidate expects 1 argument, 0 provided
Language: C++

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

int main() {

	int N, A, B;
	cin >> N >> A >> B;

	if (A == 0 && B == 0)
		cout << 0;

	if else(N % (A + B) < A)
		cout << A * (N / (A + B)) + N % (A + B);

	else  
		cout << A * (N / (A + B)) + A;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:12: error: expected '(' before 'else'
   12 |         if else(N % (A + B) < A)
      |            ^~~~
      |            (
a.cc:15:9: error: 'else' without a previous 'if'
   15 |         else
      |         ^~~~
Language: C++

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


int main(){
    int A,B;
    cin >> A >> B;
    int cnt = 0;
    while(1){
        if(N<=A){
            cnt += N;
            break;
        }else{
            N = N - A;
            cnt += A;
        }
        N = N - B;
        if(N<=0) break;
    }
    cout << cnt << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:12: error: 'N' was not declared in this scope
   12 |         if(N<=A){
      |            ^
a.cc:19:9: error: 'N' was not declared in this scope
   19 |         N = N - B;
      |         ^
Language: C++

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


int main(){
    longlong N,A,B;
    cin >> N >> A >> B;
    longlong syou;
    longlong amari;
    syou = N/(A+B);
    amari = int(N%(A+B));
    if(amari > A){
        cout << syou*A + A;
    }
    else{
        cout << syou*A + amari;
    }
  cout << endl;
  cout << syou;
  cout << amari;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:5: error: 'longlong' was not declared in this scope
    6 |     longlong N,A,B;
      |     ^~~~~~~~
a.cc:7:12: error: 'N' was not declared in this scope
    7 |     cin >> N >> A >> B;
      |            ^
a.cc:7:17: error: 'A' was not declared in this scope
    7 |     cin >> N >> A >> B;
      |                 ^
a.cc:7:22: error: 'B' was not declared in this scope
    7 |     cin >> N >> A >> B;
      |                      ^
a.cc:8:13: error: expected ';' before 'syou'
    8 |     longlong syou;
      |             ^~~~~
      |             ;
a.cc:9:13: error: expected ';' before 'amari'
    9 |     longlong amari;
      |             ^~~~~~
      |             ;
a.cc:10:5: error: 'syou' was not declared in this scope
   10 |     syou = N/(A+B);
      |     ^~~~
a.cc:11:5: error: 'amari' was not declared in this scope
   11 |     amari = int(N%(A+B));
      |     ^~~~~
Language: C++

#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <utility>
#include <queue>
#include <stack>
#include <set>
#include <map>
#include <limits>
#include <numeric>
#include <cmath>

using namespace std;

template<class T>
class Input {
public:
    auto operator()() const {
        T v;
        cin >> v;
        return v;
    }
};

template<class L, class R>
class Input<pair<L, R>> {
public:
    auto operator()() const {
        L l;
        R r;
        cin >> l >> r;
        return make_pair(l, r);
    }
};

template<class U>
class Input<vector<U>> {
public:
    auto operator()() const {
        Input<size_t> in{};
        auto n = in();
        return (*this)(n);
    }
    auto operator()(size_t n) const {
        vector<U> v;
        v.reserve(n);
        Input<U> in{};
        for (size_t i = 0; i < n; ++i) {
            auto u = in();
            v.emplace_back(move(u));
        }
        return v;
    }
};

template<class U>
class Input<vector<vector<U>>> {
public:
    auto operator()() const {
        Input<size_t> in{};
        auto n = in();
        auto m = in();
        return (*this)(n, m);
    }
    auto operator()(size_t n, size_t m) const {
        vector<vector<U>> v;
        v.reserve(n);
        Input<vector<U>> in{};
        for (size_t i = 0; i < n; ++i) {
            auto u = in(m);
            v.emplace_back(move(u));
        }
        return v;
    }
};

class InputType
{
public:
    template<class T>
    operator T() const {
        Input<T> i{};
        return i();
    }
};

auto input() {
    return InputType();
}



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++

clude<iostream>
using namespace std;
 
int main(){
  int n, a,b;
  cin >> n >> a >> b;
  int p = n/(a+b);
  int ans = p*a;
  int x = n - p*(a+b);
  if(x <= a)
    ans += x;
  else
    ans+= a;
  cout << ans << endl;
  return 0;
}

Compiler output:
a.cc:1:1: error: 'clude' does not name a type
    1 | clude<iostream>
      | ^~~~~
a.cc: In function 'int main()':
a.cc:6:3: error: 'cin' was not declared in this scope
    6 |   cin >> n >> a >> b;
      |   ^~~
a.cc:14:3: error: 'cout' was not declared in this scope
   14 |   cout << ans << endl;
      |   ^~~~
a.cc:14:18: error: 'endl' was not declared in this scope
   14 |   cout << ans << endl;
      |                  ^~~~
Language: C++

#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <utility>
#include <queue>
#include <stack>
#include <set>
#include <map>
#include <limits>
#include <numeric>
#include <cmath>

using namespace std;

template<class T>
class Input {
public:
    auto operator()() const {
        T v;
        cin >> v;
        return v;
    }
};

template<class L, class R>
class Input<pair<L, R>> {
public:
    auto operator()() const {
        L l;
        R r;
        cin >> l >> r;
        return make_pair(l, r);
    }
};

template<class U>
class Input<vector<U>> {
public:
    auto operator()() const {
        Input<size_t> in{};
        auto n = in();
        return (*this)(n);
    }
    auto operator()(size_t n) const {
        vector<U> v;
        v.reserve(n);
        Input<U> in{};
        for (size_t i = 0; i < n; ++i) {
            auto u = in();
            v.emplace_back(move(u));
        }
        return v;
    }
};


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 main() {
  int n, a, b, asb, answer, set, r;
  cin >> n >> a >> b;

  asb = a + b;
  set = asb / N;
  if(asb % N > a){
    r = a;
  }
  else {
    r = asb % N;
  }
   
  
  answer = set * a + r
  
  
    cout << answer << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:15: error: 'N' was not declared in this scope
    9 |   set = asb / N;
      |               ^
a.cc:18:23: error: expected ';' before 'cout'
   18 |   answer = set * a + r
      |                       ^
      |                       ;
......
   21 |     cout << answer << endl;
      |     ~~~~
Language: C++

#include<iostream>
using namespace std;

int main(){
	__int64 n;
	int a,b;
	
	__int64 sum=0;
	__int64 blue=0;
	cin>>n>>a>>b;
	while(n>sum){
		if(sum+a>n){
			blue=blue+n-sum;
			break;
		}
		sum=sum+b+a;
		blue=blue+a;
	}
	cout<<blue;
}
	

Compiler output:
a.cc: In function 'int main()':
a.cc:5:9: error: '__int64' was not declared in this scope; did you mean '__int64_t'?
    5 |         __int64 n;
      |         ^~~~~~~
      |         __int64_t
a.cc:8:16: error: expected ';' before 'sum'
    8 |         __int64 sum=0;
      |                ^~~~
      |                ;
a.cc:9:16: error: expected ';' before 'blue'
    9 |         __int64 blue=0;
      |                ^~~~~
      |                ;
a.cc:10:14: error: 'n' was not declared in this scope
   10 |         cin>>n>>a>>b;
      |              ^
a.cc:11:17: error: 'sum' was not declared in this scope
   11 |         while(n>sum){
      |                 ^~~
a.cc:13:25: error: 'blue' was not declared in this scope
   13 |                         blue=blue+n-sum;
      |                         ^~~~
a.cc:17:17: error: 'blue' was not declared in this scope
   17 |                 blue=blue+a;
      |                 ^~~~
a.cc:19:15: error: 'blue' was not declared in this scope
   19 |         cout<<blue;
      |               ^~~~
Language: C++

#include <bits/stdc++.h>
#include <iostream>
#include <functional>
#include <vector>
#include <stdio.h>
#include <queue>
#include <string.h>
#include <math.h>
using namespace std;
#define rep(i,a,n) for (int i=a;i<=n;i++)
#define rep1(i,a,n) for (int i=a;i<n;i++)
#define per(i,a,n) for (int i=a;i>=n;i--)
#define per1(i,a,n) for (int i=a;i>n;i--)
#define pb push_back
#define mp make_pair
#define all(x) (x).begin(),(x).end()
#define fi first
#define se second
#define SZ(x) ((int)(x).size())
#define endl "\n"
#define pi 3.14159265358979323846264338327950288419716939937510
#define IOS cin.sync_with_stdio(false);cin.tie(0);cout.tie(0);
typedef long long ll;
typedef vector<int> vi;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
const ll mod=1000000007;
const int inf=0x3f3f3f3f;
const ll INF=0x3f3f3f3f3f3f3f3f;
ll qpow(ll a,ll b){ll s=1;while(b>0){if(b%2==1){s=s*a;}a=a*a;b=b>>1;}return s;}
ll qpowmod(ll a, ll b, ll c){ll res, t;res=1;t=a%c;while(b){if(b & 1){res=res*t%c;}t=t*t%c;b>>=1;}return res;}
ll gcd(ll a,ll b){return b?gcd(b,a%b):a;}
ll lcm(ll a,ll b){return a/gcd(a,b)*b;}
inline long long read(){long long k=0,f=1;char ch=getchar();while(ch<'0'||ch>'9'){if(ch=='-')f=-1;ch=getchar();}while(ch>='0'&&ch<='9'){k=k*10+ch-'0';ch=getchar();}return k*f;}
inline void write(long long x){if(x<0)x=-x,putchar('-');if(x>9)write(x/10);putchar(x%10+'0');}
// head
ll n,a,b;
int main()
{
    //IOS;
    cin>>n>>a>>b;
    if(n>=(a+b))
    {
        cout<<min(a,n%(a+b))++n/(a+b)*a<<endl;
    }
    else
    {
        cout<<min(a,n)<<endl;
    }
    return 0;
}
/*

*/


Compiler output:
a.cc: In function 'int main()':
a.cc:44:18: error: increment of read-only location 'std::min<long long int>(a, (n % (a + b)))'
   44 |         cout<<min(a,n%(a+b))++n/(a+b)*a<<endl;
      |               ~~~^~~~~~~~~~~
a.cc:44:31: error: expected ';' before 'n'
   44 |         cout<<min(a,n%(a+b))++n/(a+b)*a<<endl;
      |                               ^
      |                               ;
Language: C++

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

int main()
{
	long long long long long long int N,A,B;
    cin>>N>>A>>B;
    if(N<A+B){ cout<<A;}
    else{ cout<<N%(A+B)+((N/(A+B))*A);}     
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:19: error: 'long long long' is too long for GCC
    7 |         long long long long long long int N,A,B;
      |                   ^~~~
a.cc:7:24: error: 'long long long' is too long for GCC
    7 |         long long long long long long int N,A,B;
      |                        ^~~~
a.cc:7:29: error: 'long long long' is too long for GCC
    7 |         long long long long long long int N,A,B;
      |                             ^~~~
a.cc:7:34: error: 'long long long' is too long for GCC
    7 |         long long long long long long int N,A,B;
      |                                  ^~~~
Language: C++

#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <utility>
#include <queue>
#include <stack>
#include <set>
#include <map>
#include <limits>
#include <numeric>
#include <cmath>

using namespace std;

template<class T>
class Input {
public:
    auto operator()() const {
        T v;
        cin >> v;
        return v;
    }
};

template<class L, class R>
class Input<pair<L, R>> {
public:
    auto operator()() const {
        L l;
        R r;
        cin >> l >> r;
        return make_pair(l, r);
    }
};

template<class U>
class Input<vector<U>> {
public:
    auto operator()() const {
        Input<size_t> in{};
        auto n = in();
        return (*this)(n);
    }
    auto operator()(size_t n) const {
        vector<U> v;
        v.reserve(n);
        Input<U> in{};
        for (size_t i = 0; i < n; ++i) {
            auto u = in();
            v.emplace_back(move(u));
        }
        return v;
    }
};

template<class U>
class Input<vector<vector<U>>> {
public:
    auto operator()() const {
        Input<size_t> in{};
        auto n = in();
        auto m = in();
        return (*this)(n, m);
    }
    auto operator()(size_t n, size_t m) const {
        vector<vector<U>> v;
        v.reserve(n);
        Input<vector<U>> in{};
        for (size_t i = 0; i < n; ++i) {
            auto u = in(m);
            v.emplace_back(move(u));
        }
        return v;
    }
};

class InputType
{
public:
    template<class T>
    operator T() const {
        Input<T> i{};
        return i();
    }
};

auto input() {
    return InputType();
}

size_t bitcount(size_t n) {
    size_t c = 0;
    while (n) {
        if (n & 1ull)
            ++c;
        n >>= 1;
    }
    return c;
}

auto make_order(size_t n) {
    vector<size_t> a(n, 0);
    iota(begin(a), end(a), 0);
    return a;
}

template<class T>
auto next_permutation(T&& x) {
    using std::begin;
    using std::end;
    return next_permutation(begin(x), end(x));
}

using ll = long long;
using ull = unsigned long long;

int main() {
    ll n = input();
    ll a = input();
    ll b = input();
    auto c = a + b;
    size_t d = a * n / c + (n % c) % a;
    cout << d << endl;
    return 0;


Compiler output:
a.cc: In function 'int main()':
a.cc:125:14: error: expected '}' at end of input
  125 |     return 0;
      |              ^
a.cc:118:12: note: to match this '{'
  118 | int main() {
      |            ^
Language: C++

#include<iostream>
using namespace std;
 
int main(){
  int n, a,b;
  cin >> n >> a >> b;
  int p = n/(a+b);
  int ans = p*a;
  int x = n - p*(a+b);
  if(x <= a)
    ans += x;
  else
    ans+= a;
  cout << ans << endl;
  return 0;

Compiler output:
a.cc: In function 'int main()':
a.cc:15:12: error: expected '}' at end of input
   15 |   return 0;
      |            ^
a.cc:4:11: note: to match this '{'
    4 | int main(){
      |           ^
Language: C++

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

int main() {
    ll n, a, b;
    cin >> n >> a >> b;
    
    ll ans, quotient, mod;
    quotient = n / (a + b);
    mod = n % (a + b);
    if (mod >= a) mod = a;
    ans = divi * a + mod;
    
    cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:11: error: 'divi' was not declared in this scope; did you mean 'div'?
   15 |     ans = divi * a + mod;
      |           ^~~~
      |           div
Language: C++

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

int main(){
    long long double N,A,B;
    cin >> N >> A >> B;
    long long double memo = 0,memo2,result;
    if(A+B == 0) cout << '0';
    else{
    memo = N % (A+B);
    memo2 = N / (A+B);
    if(memo<A) result = memo2 * A + memo;
    else result = memo2 * A + A;
    cout << result;
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:10: error: 'long long' specified with 'double'
    6 |     long long double N,A,B;
      |          ^~~~
a.cc:6:10: error: 'long long' specified with 'double'
a.cc:6:10: error: 'long long' specified with 'double'
a.cc:8:10: error: 'long long' specified with 'double'
    8 |     long long double memo = 0,memo2,result;
      |          ^~~~
a.cc:8:10: error: 'long long' specified with 'double'
a.cc:8:10: error: 'long long' specified with 'double'
a.cc:11:14: error: invalid operands of types 'double' and 'double' to binary 'operator%'
   11 |     memo = N % (A+B);
      |            ~ ^ ~~~~~
      |            |     |
      |            |     double
      |            double
Language: C++

nclude<iostream>
using namespace std;
 
int main(){
	int n, a,b;
  cin >> n >> a >> b;
  int p = n/(a+b);
  int ans = p*a;
  int x = n - p*(a+b);
  if(x <= a)
    ans += x;
  else
    ans+= a;
  cout << ans << endl;
  return 0;
}

Compiler output:
a.cc:1:1: error: 'nclude' does not name a type
    1 | nclude<iostream>
      | ^~~~~~
a.cc: In function 'int main()':
a.cc:6:3: error: 'cin' was not declared in this scope
    6 |   cin >> n >> a >> b;
      |   ^~~
a.cc:14:3: error: 'cout' was not declared in this scope
   14 |   cout << ans << endl;
      |   ^~~~
a.cc:14:18: error: 'endl' was not declared in this scope
   14 |   cout << ans << endl;
      |                  ^~~~
Language: C++

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

int main(){
    int long long N, A, B;
    cin >> N >> A >> B;
    string r = (A,'b'), b = (B, 'r'), all;
    for(int long long i = 0; i < N / (A + B); i++){
        all.push_back() = r;
        all.push_back() = b;
    }
    int long long ans = 0;
    for(int long long i = 0; i < N; i++){
        if(all.at(i) == 'b'){
            ans = ans + 1;
        }
    }
    cout << ans << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:19: error: conversion from 'char' to non-scalar type 'std::string' {aka 'std::__cxx11::basic_string<char>'} requested
    7 |     string r = (A,'b'), b = (B, 'r'), all;
      |                   ^~~
a.cc:7:33: error: conversion from 'char' to non-scalar type 'std::string' {aka 'std::__cxx11::basic_string<char>'} requested
    7 |     string r = (A,'b'), b = (B, 'r'), all;
      |                                 ^~~
a.cc:9:22: error: no matching function for call to 'std::__cxx11::basic_string<char>::push_back()'
    9 |         all.push_back() = r;
      |         ~~~~~~~~~~~~~^~
In file included from /usr/include/c++/14/string:54,
                 from /usr/include/c++/14/bitset:52,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
                 from a.cc:1:
/usr/include/c++/14/bits/basic_string.h:1572:7: note: candidate: 'void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::push_back(_CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
 1572 |       push_back(_CharT __c)
      |       ^~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:1572:7: note:   candidate expects 1 argument, 0 provided
a.cc:10:22: error: no matching function for call to 'std::__cxx11::basic_string<char>::push_back()'
   10 |         all.push_back() = b;
      |         ~~~~~~~~~~~~~^~
/usr/include/c++/14/bits/basic_string.h:1572:7: note: candidate: 'void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::push_back(_CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
 1572 |       push_back(_CharT __c)
      |       ^~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:1572:7: note:   candidate expects 1 argument, 0 provided
Language: C++

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

int main(){
    ll n, a, b;
    cin >> n >> a >> b;
    ll ans = (n/(a+b))*a;
    ll mod = n%(a+b);

    if(mod>a) ans+=a;
    else ans+= mod;
    cout << ans << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:5: error: 'll' was not declared in this scope
    5 |     ll n, a, b;
      |     ^~
a.cc:6:12: error: 'n' was not declared in this scope; did you mean 'yn'?
    6 |     cin >> n >> a >> b;
      |            ^
      |            yn
a.cc:6:17: error: 'a' was not declared in this scope
    6 |     cin >> n >> a >> b;
      |                 ^
a.cc:6:22: error: 'b' was not declared in this scope
    6 |     cin >> n >> a >> b;
      |                      ^
a.cc:7:7: error: expected ';' before 'ans'
    7 |     ll ans = (n/(a+b))*a;
      |       ^~~~
      |       ;
a.cc:8:7: error: expected ';' before 'mod'
    8 |     ll mod = n%(a+b);
      |       ^~~~
      |       ;
a.cc:10:8: error: 'mod' was not declared in this scope; did you mean 'modf'?
   10 |     if(mod>a) ans+=a;
      |        ^~~
      |        modf
a.cc:10:15: error: 'ans' was not declared in this scope; did you mean 'abs'?
   10 |     if(mod>a) ans+=a;
      |               ^~~
      |               abs
a.cc:11:10: error: 'ans' was not declared in this scope; did you mean 'abs'?
   11 |     else ans+= mod;
      |          ^~~
      |          abs
a.cc:12:13: error: 'ans' was not declared in this scope; did you mean 'abs'?
   12 |     cout << ans << endl;
      |             ^~~
      |             abs
Language: C++

#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < (n); ++i)
using namespace std;
typedef long long uint ll;
const int INF = 1 << 30;
const ll MOD = 1000000007;

int main() {
    ll N, A, B;
    cin >> N >> A >> B;
    if (N < A + B)
        cout << A << endl;
    else
        cout << (N / (A + B)) * A + N % (A + B) << endl;
    return 0;
}

Compiler output:
a.cc:4:24: error: expected initializer before 'll'
    4 | typedef long long uint ll;
      |                        ^~
a.cc:6:7: error: 'll' does not name a type
    6 | const ll MOD = 1000000007;
      |       ^~
a.cc: In function 'int main()':
a.cc:9:5: error: 'll' was not declared in this scope
    9 |     ll N, A, B;
      |     ^~
a.cc:10:12: error: 'N' was not declared in this scope
   10 |     cin >> N >> A >> B;
      |            ^
a.cc:10:17: error: 'A' was not declared in this scope
   10 |     cin >> N >> A >> B;
      |                 ^
a.cc:10:22: error: 'B' was not declared in this scope
   10 |     cin >> N >> A >> B;
      |                      ^
Language: C++

#include <bits/stdc++.h>
#define REP(i, n) for(int i = 0; i < n; i++)
#define REPR(i, n) for(int i = n; i >= 0; i--)
#define FOR(i, m, n) for(int i = m; i < n; i++)
#define INF 1e9
#define ALL(v) v.begin(), v.end()

using namespace std;
typedef unsinged long long ll;

int main(){
    ll n, a, b;
    cin >> n >> a >> b;
    ll s = (n / (a + b));
    cout << s*a + n - s*(a+b) << endl;
    return
}

Compiler output:
a.cc:9:9: error: 'unsinged' does not name a type; did you mean 'unsigned'?
    9 | typedef unsinged long long ll;
      |         ^~~~~~~~
      |         unsigned
a.cc: In function 'int main()':
a.cc:12:5: error: 'll' was not declared in this scope
   12 |     ll n, a, b;
      |     ^~
a.cc:13:12: error: 'n' was not declared in this scope; did you mean 'yn'?
   13 |     cin >> n >> a >> b;
      |            ^
      |            yn
a.cc:13:17: error: 'a' was not declared in this scope
   13 |     cin >> n >> a >> b;
      |                 ^
a.cc:13:22: error: 'b' was not declared in this scope
   13 |     cin >> n >> a >> b;
      |                      ^
a.cc:14:7: error: expected ';' before 's'
   14 |     ll s = (n / (a + b));
      |       ^~
      |       ;
a.cc:15:13: error: 's' was not declared in this scope
   15 |     cout << s*a + n - s*(a+b) << endl;
      |             ^
a.cc:17:1: error: expected primary-expression before '}' token
   17 | }
      | ^
a.cc:16:11: error: expected ';' before '}' token
   16 |     return
      |           ^
      |           ;
   17 | }
      | ~
Language: C++

#include <iostream>
#include <algorithm>
#include <cstring>
#include <cmath>
#include <vector>

using namespace std;

int main (){
	int n, a, b; cin >> n >> a >> b;
	
	int total=0;
	if (a>0){
	int c=n/(a+b);
	total+=c*a;
	
	int r=n%(a+b);
	total+=r;
	
	cout << total;
}
if (a==0){
	cout << 0;
}
	

Compiler output:
a.cc: In function 'int main()':
a.cc:24:2: error: expected '}' at end of input
   24 | }
      |  ^
a.cc:9:12: note: to match this '{'
    9 | int main (){
      |            ^
Language: C++

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

int main() {
  int a,b,n;
  cin>>n>>a>>b;
  int c=a+b;
  int d=N/c;
  int e=N%c;
  int re,bl;
  if(e<a){
    bl=a*d+e;
  }else{
    bl=a*d+a;
  }
  cout<<bl<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:9: error: 'N' was not declared in this scope
    8 |   int d=N/c;
      |         ^
Language: C++

int main(){
	uint64_t n,a,b;
	cin>>n>>a>>b;
	uint64_t c,d;
	c=n/(a+b);
	d=c*(a+b);
	d=n-d;
	cout<<c*a+d<<"\n"s;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:2:9: error: 'uint64_t' was not declared in this scope
    2 |         uint64_t n,a,b;
      |         ^~~~~~~~
a.cc:1:1: note: 'uint64_t' is defined in header '<cstdint>'; this is probably fixable by adding '#include <cstdint>'
  +++ |+#include <cstdint>
    1 | int main(){
a.cc:3:9: error: 'cin' was not declared in this scope
    3 |         cin>>n>>a>>b;
      |         ^~~
a.cc:3:14: error: 'n' was not declared in this scope
    3 |         cin>>n>>a>>b;
      |              ^
a.cc:3:17: error: 'a' was not declared in this scope
    3 |         cin>>n>>a>>b;
      |                 ^
a.cc:3:20: error: 'b' was not declared in this scope
    3 |         cin>>n>>a>>b;
      |                    ^
a.cc:4:17: error: expected ';' before 'c'
    4 |         uint64_t c,d;
      |                 ^~
      |                 ;
a.cc:5:9: error: 'c' was not declared in this scope
    5 |         c=n/(a+b);
      |         ^
a.cc:6:9: error: 'd' was not declared in this scope
    6 |         d=c*(a+b);
      |         ^
a.cc:8:9: error: 'cout' was not declared in this scope
    8 |         cout<<c*a+d<<"\n"s;
      |         ^~~~
a.cc:8:22: error: unable to find string literal operator 'operator""s' with 'const char [2]', 'long unsigned int' arguments
    8 |         cout<<c*a+d<<"\n"s;
      |                      ^~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
	int a,b;
	cin>>n>>a>>b;
	cout<<n/(a+b)*a+(n%(a+b)>=a?a:n%(a+b));
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:14: error: 'n' was not declared in this scope
    6 |         cin>>n>>a>>b;
      |              ^
Language: C++

#include<iostream>
#include<cstdio>
#include<algorithm>
#include<vector>
#include<cctype>
#include<cstring>
#define maxn 2007
#define long long 
#define SDOI2020 RP++ 
using namespace std;
ll a,b,c; 
inline int read()
{
	int x=0;
	int flag=0;
	char ch;
	ch=getchar();
	while(!isdigit(ch)) 
	{
		if(ch=='-') flag=1;
	ch=getchar();	
	}
	while(isdigit(ch))
	{
		x=(x<<3)+(x<<1)+ch-48;
		ch=getchar();
		}
		if(flag==1) x=-x;	
		return x;
}


int main()
{
	cin>>a>>b>>c;
	ll pos = b + c;
	ll ans = (ll) a / (pos) * b + (ll) a % pos;
	printf("%lld",ans % a);
	return 0;
} 

Compiler output:
a.cc:11:1: error: 'll' does not name a type
   11 | ll a,b,c;
      | ^~
a.cc: In function 'int main()':
a.cc:35:14: error: 'a' was not declared in this scope
   35 |         cin>>a>>b>>c;
      |              ^
a.cc:35:17: error: 'b' was not declared in this scope
   35 |         cin>>a>>b>>c;
      |                 ^
a.cc:35:20: error: 'c' was not declared in this scope
   35 |         cin>>a>>b>>c;
      |                    ^
a.cc:36:9: error: 'll' was not declared in this scope
   36 |         ll pos = b + c;
      |         ^~
a.cc:37:11: error: expected ';' before 'ans'
   37 |         ll ans = (ll) a / (pos) * b + (ll) a % pos;
      |           ^~~~
      |           ;
a.cc:38:23: error: 'ans' was not declared in this scope; did you mean 'abs'?
   38 |         printf("%lld",ans % a);
      |                       ^~~
      |                       abs
Language: C++

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

int main() {
  int N,A,B;
  cin >> N >> A >> B;
  
  int a = N / (A + B);
  int b = N % (A + B);
  
  if (b < B) {
    cout << a * A + b << endl;
  } if else (b > B) {
    cout << a * A + A << endl;
  }
  
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:8: error: expected '(' before 'else'
   13 |   } if else (b > B) {
      |        ^~~~
      |        (