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

#include <iostream>
#include <vector>
#include <queue>
#include <sstream>
#include <algorithm>
#include <bitset>
#include <limits>
#include <map>
#include <set>
#include <iomanip>
#include <cmath>

using namespace std;

typedef long long int ll;
typedef std::numeric_limits<double> dbl;
const long long int LL_INF=1LL<<60;

vector<string> split(const string& input, char delimiter)
{
    stringstream stream(input);
    
    string field;
    vector<string> result;
    while (getline(stream, field, delimiter)) {
        result.push_back(field);
    }
    return result;
}

//#define DEBUG

ll A, B, M, N, D, K, Q, W, H, T, X, Y;

int main()
{
    cin >> W >> A >> B;
    cout << min(abs(W - b), abs((W+a) - b)) << endl;

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:38:25: error: 'b' was not declared in this scope
   38 |     cout << min(abs(W - b), abs((W+a) - b)) << endl;
      |                         ^
a.cc:38:36: error: 'a' was not declared in this scope
   38 |     cout << min(abs(W - b), abs((W+a) - b)) << endl;
      |                                    ^
Language: C++

#include "iostream"
using namespace std;
int main(){
int W,a,b;
cin>>W>>a>>b;
if(abs(a-b)<=W){
cout<<0<<endl;
}
else{
if(a==b){
cout<<0<<endl;
}
else if(a<b){
cout<<b-a-W<<endl;
}
else{
cout<<a-b-W<<endl;
}
return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:2: error: expected '}' at end of input
   20 | }
      |  ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int w, a, b;
int main() {
	cin >> w >> a >> b;
	if(a > b) swap(a, b);
	cout << max(b - a - W, 0) << endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:29: error: 'W' was not declared in this scope
    7 |         cout << max(b - a - W, 0) << endl;
      |                             ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
long long W,a,b;
int main() {
	cin>>W>>a>>b;
	cout<<max(0,abs(a-b)-W)<<endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:18: error: no matching function for call to 'max(int, long long int)'
    6 |         cout<<max(0,abs(a-b)-W)<<endl;
      |               ~~~^~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
a.cc:6:18: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
    6 |         cout<<max(0,abs(a-b)-W)<<endl;
      |               ~~~^~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5706:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5706 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note:   template argument deduction/substitution failed:
a.cc:6:18: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
    6 |         cout<<max(0,abs(a-b)-W)<<endl;
      |               ~~~^~~~~~~~~~~~~~
Language: C++

#include<iostream>
int main() {
  int W, a, b;
  std::cin >> W >> a >> b;

  int bigger = a => b ? a : b;
  int smaller = a > b ? b : a;

  if(bigger - (smaller + W) =< 0){
    std::cout << 0;
  }else{
    std::cout << bigger - (smaller + W);
  }
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:6:19: error: expected primary-expression before '>' token
    6 |   int bigger = a => b ? a : b;
      |                   ^
a.cc:9:30: error: expected primary-expression before '<' token
    9 |   if(bigger - (smaller + W) =< 0){
      |                              ^
Language: C++

int main() {
  int W, a, b;
  std::cin >> W >> a >> b;

  int bigger = a => b ?? a : b;
  int smaller = a > b ?? b : a;

  if(bigger - (smaller + W) =< 0){
    std::cout << 0;
  }else{
    std::cout << bigger - (smaller + W);
  }
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:3:8: error: 'cin' is not a member of 'std'
    3 |   std::cin >> W >> a >> b;
      |        ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | int main() {
a.cc:5:19: error: expected primary-expression before '>' token
    5 |   int bigger = a => b ?? a : b;
      |                   ^
a.cc:5:24: error: expected primary-expression before '?' token
    5 |   int bigger = a => b ?? a : b;
      |                        ^
a.cc:5:31: error: expected ':' before ';' token
    5 |   int bigger = a => b ?? a : b;
      |                               ^
      |                               :
a.cc:5:31: error: expected primary-expression before ';' token
a.cc:6:24: error: expected primary-expression before '?' token
    6 |   int smaller = a > b ?? b : a;
      |                        ^
a.cc:6:31: error: expected ':' before ';' token
    6 |   int smaller = a > b ?? b : a;
      |                               ^
      |                               :
a.cc:6:31: error: expected primary-expression before ';' token
a.cc:8:30: error: expected primary-expression before '<' token
    8 |   if(bigger - (smaller + W) =< 0){
      |                              ^
a.cc:9:10: error: 'cout' is not a member of 'std'
    9 |     std::cout << 0;
      |          ^~~~
a.cc:9:10: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:11:10: error: 'cout' is not a member of 'std'
   11 |     std::cout << bigger - (smaller + W);
      |          ^~~~
a.cc:11:10: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
Language: Java

import java.util.Scanner;
public class Sample {

	public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ
	Scanner scan = new Scanner(System.in);
	int W = scan.nextInt();
	int a =scan.nextInt();
	int b = scan.nextInt();
	
	if(a+W<b){
		System.out.println((b-a-W));
	}else if (b+W<a){
		System.out.println((a-b-W));
	}else{
		System.out.println(0);
	}
 }
}

Compiler output:
Main.java:2: error: class Sample is public, should be declared in a file named Sample.java
public class Sample {
       ^
1 error
Language: Java

import java.util.Scanner;
public class main{
	public static void main(String[] args){
		int w,a,b,distance;
		Scanner scw = new Scanner(System.in);
		Scanner sca = new Scanner(System.in);
		Scanner scb = new Scanner(System.in);

		w = scw.nextInt();
		a = sca.nextInt();
		b = scb.nextInt();

		distance = b - (a+w);
		System.out.println(distance);
	}
}


Compiler output:
Main.java:2: error: class main is public, should be declared in a file named main.java
public class main{
       ^
1 error
Language: C++

#include<iostream>
#include<cmath>
#include<algorithm>
using namespace std
int main()
{
   int  a,b,w;
   cin>>w>>a>>b;
   cout<<max(fabs(b-a),fabs(b-a-w));
   return 0;
}

Compiler output:
a.cc:4:20: error: expected ';' before 'int'
    4 | using namespace std
      |                    ^
      |                    ;
    5 | int main()
      | ~~~
Language: C++

#include<iostream>
using namespace
int main()
{
   int  a,b,w;
   cin>>w>>a>>b;
   cout<<max(fabs(b-a),fabs(b-a-w));
   return 0;
}

Compiler output:
a.cc:3:1: error: expected identifier before 'int'
    3 | int main()
      | ^~~
a.cc:2:16: error: expected ';' before 'int'
    2 | using namespace
      |                ^
      |                ;
    3 | int main()
      | ~~~             
a.cc: In function 'int main()':
a.cc:6:4: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    6 |    cin>>w>>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:7:4: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    7 |    cout<<max(fabs(b-a),fabs(b-a-w));
      |    ^~~~
      |    std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:7:14: error: 'fabs' was not declared in this scope; did you mean 'labs'?
    7 |    cout<<max(fabs(b-a),fabs(b-a-w));
      |              ^~~~
      |              labs
a.cc:7:10: error: 'max' was not declared in this scope; did you mean 'std::max'?
    7 |    cout<<max(fabs(b-a),fabs(b-a-w));
      |          ^~~
      |          std::max
In file included from /usr/include/c++/14/string:51,
                 from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41:
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: 'std::max' declared here
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
Language: Java

import java.util.Scanner;

public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int w = sc.nextInt();
		int a = sc.nextInt();
		int b = sc.nextInt();
		int ans;
		if(Math.abs(a - b) < w){
			ans = 0;
		}else{
			ans= Math.abs(a - b - w);
		}
		System.out.println(ans);
	}


Compiler output:
Main.java:16: error: reached end of file while parsing
	}
	 ^
1 error
Language: C

#include <stdio.h>

int main(void)
{
	int w,a,b;
	scanf("%d %d %d",&w,&a,&b);
	
	if(b+w<=a){
		printf("%d\n",a-(b+w));
	} else if(b+w<=a+w || b<=a+w){
		printf("0\n");
	} else if(b>a+w){
		printf("%d\n", b-(a+w));
	}
	return 0;


Compiler output:
main.c: In function 'main':
main.c:15:9: error: expected declaration or statement at end of input
   15 |         return 0;
      |         ^~~~~~
Language: Java

import java.util.*;
public class ABC056_B {
	public static void main(String[] args){
		Scanner sc=new Scanner(System.in);
		int W=sc.nextInt(),a=sc.nextInt(),b=sc.nextInt();
		if(Math.abs(b-a)<W){
			System.out.println("0");
		}
		else{
			System.out.println(b-(a+W));
		}
	}
}

Compiler output:
Main.java:2: error: class ABC056_B is public, should be declared in a file named ABC056_B.java
public class ABC056_B {
       ^
1 error
Language: C++

/*************************************************************************
    > File Name: test.cpp
    > Author: Akira 
    > Mail: qaq.febr2.qaq@gmail.com 
 ************************************************************************/

#include<bits/stdc++.h>
typedef long long LL;
typedef unsigned long long ULL;
typedef long double LD;
#define MST(a,b) memset(a,b,sizeof(a))
#define CLR(a) MST(a,0)
#define Sqr(a) ((a)*(a))
using namespace std;

#define MaxN 100001
#define MaxM MaxN*10
#define INF 0x3f3f3f3f
#define PI 3.1415926535897932384626
const int mod = 1E9+7;
const double eps = 1e-6;
#define bug cout<<88888888<<endl;
#define debug(x) cout << #x" = " << x << endl;

int W,a,b;
int main()
{
    //std::ios::sync_with_stdio(false);
    scanf("%d%d%d", &W, &a, &b);
    if( b > a+ W);
    {
        printf("%d\n", b-a-W);
    }
    else if( b+W<a)
    {
        printf("%d\n", a-b-W);
    }
    else puts("0");
    //system("pause");
}


Compiler output:
a.cc: In function 'int main()':
a.cc:34:5: error: 'else' without a previous 'if'
   34 |     else if( b+W<a)
      |     ^~~~
Language: Java

package spring21;

public class ABC056_B {
	public static void main(String[] args){
		int W=3,a=2,b=6;
		if(Math.abs(b-a)<W){
			System.out.println("0");
		}
		else{
			System.out.println(b-(a+W));
		}
	}
}

Compiler output:
Main.java:3: error: class ABC056_B is public, should be declared in a file named ABC056_B.java
public class ABC056_B {
       ^
1 error
Language: C++

#include<iostream>
#include<vector>
#include<string>
#include<algorithm>	
#include<map>
#include<set>
#include<utility>
#include<cmath>
#include<cstring>
#include<queue>
#include<stack>
#include<cstdio>
#include<sstream>
#include<iomanip>
#define loop(i,a,b) for(int i=a;i<b;i++) 
#define rep(i,a) loop(i,0,a)
#define pb push_back
#define all(in) in.begin(),in.end()
#define shosu(x) fixed<<setprecision(x)
using namespace std;
//kaewasuretyuui
typedef long long ll;
typedef pair<int,int> pii;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<pii> vp;
typedef vector<vp> vvp;
typedef vector<string> vs;
typedef vector<double> vd;
typedef vector<vd> vvd;
typedef pair<int,pii> pip;
typedef vector<pip>vip;
const double PI=acos(-1);
const double EPS=1e-7;
const ll inf=1ll<<60;
int dx[4]={0,1,0,-1};
int dy[4]={1,0,-1,0};
int main(){
	int a,b,c;
	cin>>a>>b>>c;
	cout<<max(max(0,b-a-W),max(0,a-b-W))<<endl;
}



















Compiler output:
a.cc: In function 'int main()':
a.cc:41:29: error: 'W' was not declared in this scope
   41 |         cout<<max(max(0,b-a-W),max(0,a-b-W))<<endl;
      |                             ^
Language: Java

package spring;

public class NarrowRectanglesEasy {

	public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ
		int W = Integer.parseInt(args[0]);
		int a = Integer.parseInt(args[1]);
		int b = Integer.parseInt(args[2]);
		if(W == a || W == b || a == b) {
			System.out.print(0);
		}
		else if(a > b) {
			System.out.print(a - (W + b));
		}
		else if(b > a) {
			System.out.print(b - (W + a));
		}
	}

}


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

	public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ
		int W = Integer.parseInt(args[0]);
		int a = Integer.parseInt(args[1]);
		int b = Integer.parseInt(args[2]);
		if(W == a || W == b || a == b) {
			System.out.print(0);
		}
		else if(a > b) {
			System.out.print(a - (W + b));
		}
		else if(b > a) {
			System.out.print(b - (W + a));
		}
	}


Compiler output:
Main.java:1: error: unnamed classes are a preview feature and are disabled by default.
	public static void main(String[] args) {
	              ^
  (use --enable-preview to enable unnamed classes)
1 error
Language: Java

public class NarrowRectanglesEasy {

	public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ
		int W = Integer.parseInt(args[0]);
		int a = Integer.parseInt(args[1]);
		int b = Integer.parseInt(args[2]);
		if(W == a || W == b || a == b) {
			System.out.print(0);
		}
		else if(a > b) {
			System.out.print(a - (W + b));
		}
		else if(b > a) {
			System.out.print(b - (W + a));
		}
	}

}


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

package Main;

import java.util.*;;

public class Main {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner sc = new Scanner(System.in);
		int W=sc.nextInt();
		int a=sc.nextInt();
		int b=sc.nextInt();
		int W=3;
		int a=2;
		int b=6;
		int z=Math.abs(a-b);
		if(z<=W) {
			z=0;
		}else{
			z=z-W;
		}
		System.out.println(z);


	}

}


Compiler output:
Main.java:13: error: variable W is already defined in method main(String[])
		int W=3;
		    ^
Main.java:14: error: variable a is already defined in method main(String[])
		int a=2;
		    ^
Main.java:15: error: variable b is already defined in method main(String[])
		int b=6;
		    ^
3 errors
Language: Java

package AtCoder;

public class NarrowRectanglesEasy {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		int W=3;
		int a=2;
		int b=6;
		int z=Math.abs(a-b);
		if(z<=W) {
			z=0;
		}else{
			z=z-W;
		}
		System.out.println(z);

	}

}


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

package AtCoder;

public class NarrowRectanglesEasy {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		int W=Integer.parseInt(args[0]);
		int a=Integer.parseInt(args[1]);
		int b=Integer.parseInt(args[2]);
		int z=Math.abs(a-b);
		if(z<=W) {
			z=0;
		}else{
			z=z-W;
		}
		System.out.println(z);

	}

}


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

#include <iostream>
using namespace std;

int main(){
int W , a ,b;
cin >> W >> a >> b;
if (b + W =< a) {
  cout << a - (b + W) << endl;
}
else if (b - (a + W) > 0) {
  cout << b - (a + W) <<endl;
}
else cout << 0 << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:12: error: expected primary-expression before '<' token
    7 | if (b + W =< a) {
      |            ^
Language: C++

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


int main()
{
	int w, a, b;

	cin >> w >> a >> b;

	cout << abs(a - b) - w　<< endl;

    return 0;
}


Compiler output:
a.cc:12:30: error: extended character 　 is not valid in an identifier
   12 |         cout << abs(a - b) - w　<< endl;
      |                              ^
a.cc: In function 'int main()':
a.cc:12:30: error: 'w\U00003000' was not declared in this scope
   12 |         cout << abs(a - b) - w　<< endl;
      |                              ^~~
Language: C++

#include <string.h>
int W, a, b;
void solve() {
	int ans;
	if (a < b) {
		if ((b - (a + W)) < 0) {
			ans = 0;
		}
		else {
			ans = b - (a + W);
		}
	}
	else {
		if ((a - (b + W)) < 0) {
			ans = 0;
		}
		else {
			ans = a - (b + W);
		}
	}
	printf("%d\n", ans);
}
 
int main()
{
	// 標準入力から入力
	scanf("%d %d %d", &W, &a, &b);
	solve();
    return 0;
}

Compiler output:
a.cc: In function 'void solve()':
a.cc:21:9: error: 'printf' was not declared in this scope
   21 |         printf("%d\n", ans);
      |         ^~~~~~
a.cc:2:1: note: 'printf' is defined in header '<cstdio>'; this is probably fixable by adding '#include <cstdio>'
    1 | #include <string.h>
  +++ |+#include <cstdio>
    2 | int W, a, b;
a.cc: In function 'int main()':
a.cc:27:9: error: 'scanf' was not declared in this scope
   27 |         scanf("%d %d %d", &W, &a, &b);
      |         ^~~~~
Language: C++

#include <bits/stdc++.h>
 int main ()
{
int w,a,b;

cin>>w>>a>>b;
cout <<b-a-w;
return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:1: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    6 | cin>>w>>a>>b;
      | ^~~
      | std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146,
                 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:7:1: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    7 | cout <<b-a-w;
      | ^~~~
      | std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
Language: C

#include <stdio.h>

int main(){
    int a, b, w, answer;
    scanf("%d %d %d", &w, &a, &b);
    if((a < b && b < a + w) || (a < b + w && b < a) || (a == b)){
        printf("0"\n);
    }else if(a < b){
        answer = b - a - w;
        printf("%d\n", answer);
    }else{
        answer = a - b - w;
        printf("%d\n", answer);
    }
    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:7:19: error: stray '\' in program
    7 |         printf("0"\n);
      |                   ^
main.c:7:19: error: expected ')' before 'n'
    7 |         printf("0"\n);
      |               ~   ^~
      |                   )
Language: C

#include <stdio.h>

int main(){
    int a, b, w, answer;
    scanf("%d %d %d", &w, &a, &b);
    if((a < b && b < a + w) || (a < b + w && b < a) || (a == b)){
        prinf("0"\n);
    }else if(a < b){
        answer = b - a - w;
        printf("%d\n", answer);
    }else{
        answer = a - b - w;
        printf("%d\n", answer);
    }
    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:7:9: error: implicit declaration of function 'prinf'; did you mean 'printf'? [-Wimplicit-function-declaration]
    7 |         prinf("0"\n);
      |         ^~~~~
      |         printf
main.c:7:18: error: stray '\' in program
    7 |         prinf("0"\n);
      |                  ^
main.c:7:18: error: expected ')' before 'n'
    7 |         prinf("0"\n);
      |              ~   ^~
      |                  )
Language: Java

import java.util.Scanner;

public class Main2 {
    public static void main(String[] args) {
        Scanner s = new Scanner(System.in);

        int w = s.nextInt();
        int a = s.nextInt();
        int b = s.nextInt();

        if (a < b) {
            if ((b <= a + w) && (a <= b + w)) {
                System.out.println(0);
            } else {
                System.out.println(b - (a + w));
            }
        } else {
            if ((a <= b + w) && (b <= a + w)) {
                System.out.println(0);
            } else {
                System.out.println(a - (b + w));
            }
        }
    }
}


Compiler output:
Main.java:3: error: class Main2 is public, should be declared in a file named Main2.java
public class Main2 {
       ^
1 error
Language: C++

#include <stdio.h>
using namespace std;
int main()
{
    int W,a,b;
    scanf("%d %d %d",&W,&a,&b);
    if(a>b) swap(a,b);
    int foo=a+W;
    if(b-foo<=0) puts("0");
    else
    {
        printf("%d\n",b-foo);
    }
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:13: error: 'swap' was not declared in this scope
    7 |     if(a>b) swap(a,b);
      |             ^~~~
Language: C++

#include <iostream>
#include <cstdlib>
int main()
{
     int w, a, b;

     std::cin >> w;
     std::cin >> a;
     std::cin >> b;

     if(w > abs(a - b){
          std::cout << abs(b - a - w) << std::endl;
     }
     else{
          std::cout << 0 << std::endl;
     }
     return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:23: error: expected ';' before '{' token
   11 |      if(w > abs(a - b){
      |                       ^
      |                       ;
a.cc:14:6: error: expected primary-expression before 'else'
   14 |      else{
      |      ^~~~
a.cc:13:7: error: expected ')' before 'else'
   13 |      }
      |       ^
      |       )
   14 |      else{
      |      ~~~~
a.cc:11:8: note: to match this '('
   11 |      if(w > abs(a - b){
      |        ^
Language: C++

#include <iostream>
#include <algorithm>
#include <cstdint>

using namespace std;

int main()
{
    int_least_t w, a, b;
    cin >> w >> a >> b;

    if(a - b < w || b - a < w) {
        cout << 0 << endl;
        return 0;
    }
    
    int_least_t left{ b - a - w }, right{ a - b - w };
    if(left > 0) {
        cout << left << endl;
    }
    else {
        cout << right << endl;
    }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:5: error: 'int_least_t' was not declared in this scope; did you mean 'int_least8_t'?
    9 |     int_least_t w, a, b;
      |     ^~~~~~~~~~~
      |     int_least8_t
a.cc:10:12: error: 'w' was not declared in this scope
   10 |     cin >> w >> a >> b;
      |            ^
a.cc:10:17: error: 'a' was not declared in this scope
   10 |     cin >> w >> a >> b;
      |                 ^
a.cc:10:22: error: 'b' was not declared in this scope
   10 |     cin >> w >> a >> b;
      |                      ^
a.cc:17:16: error: expected ';' before 'left'
   17 |     int_least_t left{ b - a - w }, right{ a - b - w };
      |                ^~~~~
      |                ;
a.cc:17:34: error: expected primary-expression before ',' token
   17 |     int_least_t left{ b - a - w }, right{ a - b - w };
      |                                  ^
a.cc:18:13: error: ordered comparison of pointer with integer zero ('std::ios_base& (*)(std::ios_base&)' and 'int')
   18 |     if(left > 0) {
      |        ~~~~~^~~
Language: C++

#include<iostream>
#include<math.h>
using namespace std;
int main(){
int w,a,b;
cin>>w>>a>>b;
int result = abs(b-a)-w;
cout<<(result < 0)?0:result<<endl;
return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:28: error: invalid operands of types 'int' and '<unresolved overloaded function type>' to binary 'operator<<'
    8 | cout<<(result < 0)?0:result<<endl;
      |                      ~~~~~~^~~~~~
Language: Java

import java.util.*;

public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int W = sc.nextInt();
		int a = sc.nextInt();
		int b = sc.nextInt();
		int ans = b - a - w;
		if (b > a + w) {
			System.out.printf("%d\n", b - a - w);
		} else if (b + w < a) {
			System.out.printf("%d\n", a - b - w);
		} else {
			System.out.println("0");
		}
	}
}


Compiler output:
Main.java:9: error: cannot find symbol
		int ans = b - a - w;
		                  ^
  symbol:   variable w
  location: class Main
Main.java:10: error: cannot find symbol
		if (b > a + w) {
		            ^
  symbol:   variable w
  location: class Main
Main.java:11: error: cannot find symbol
			System.out.printf("%d\n", b - a - w);
			                                  ^
  symbol:   variable w
  location: class Main
Main.java:12: error: cannot find symbol
		} else if (b + w < a) {
		               ^
  symbol:   variable w
  location: class Main
Main.java:13: error: cannot find symbol
			System.out.printf("%d\n", a - b - w);
			                                  ^
  symbol:   variable w
  location: class Main
5 errors
Language: C++

#include<iostream>
using namespace std;
int main()
{  int x;
 cin>>x;
 int l=100001;
 for(int i=1;i<n;i++)
 {  int t=(i*(i+1))/2
     if(t<x)
      coninue;
    else
    {  int r=t-x;
       if(r<=i)
       {  cout<<i;
          return 0;
       }
      }
  }
 
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:16: error: 'n' was not declared in this scope
    7 |  for(int i=1;i<n;i++)
      |                ^
a.cc:9:6: error: expected ',' or ';' before 'if'
    9 |      if(t<x)
      |      ^~
a.cc:11:5: error: 'else' without a previous 'if'
   11 |     else
      |     ^~~~
Language: C++

#include <bits/stdc++.h>
#define pi 3.14159
using namespace std;
typedef long long LL;
const LL MOD = 1e9 + 7;
const int N = 1e5 + 7, M = 1e7, OO = 0x3f3f3f3f;
#define AC ios::sync_with_stdio(0);cin.tie(0);cout.tie(0); cin.sync_with_stdio(0);
int main()
{
LL n,i=1,maxi=OO;
scanf("%lld",&n);
while(1){
    int sum=i*(i+1)/2;
    int rem=n-sum;
    if(sum==n){
        maxi=i;
        break;
    }
    if(rem>i){
        maxi=min(maxi,rem);
    }
    else{
        break;
    }
    i++;
}
maxi=min(maxi,n);
printf("%lld",maxi);



    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:20:17: error: no matching function for call to 'min(LL&, int&)'
   20 |         maxi=min(maxi,rem);
      |              ~~~^~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:20:17: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   20 |         maxi=min(maxi,rem);
      |              ~~~^~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:20:17: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   20 |         maxi=min(maxi,rem);
      |              ~~~^~~~~~~~~~
Language: C++

#include <bits/stdc++.h>
#define pi 3.14159
using namespace std;
typedef long long LL;
const LL MOD = 1e9 + 7;
const int N = 1e5 + 7, M = 1e7, OO = 0x3f3f3f3f;
#define AC ios::sync_with_stdio(0);cin.tie(0);cout.tie(0); cin.sync_with_stdio(0);
int main()
{
int n,i=1,maxi=OO,choice=OO;
scanf("%d",&n);
while(1){
    int sum=i*(i+1)/2;
    int rem=n-sum;
    if(sum==n){
        choice=i;1
    }
    if(rem>i){
        maxi=min(maxi,rem);
    }
    else{
        break;
    }
    i++;
}
maxi=min({maxi,n,choice});
printf("%d",maxi);



    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:19: error: expected ';' before '}' token
   16 |         choice=i;1
      |                   ^
      |                   ;
   17 |     }
      |     ~
Language: C++

#include<bits/stdc++.h>
typedef long long int ll;
typedef unsigned long long int ull;
#define BIG_NUM 2000000000
#define HUGE_NUM 1000000000000000000
#define MOD 1000000007
#define EPS 0.000000001
using namespace std;





int main(){

	ll X;
	scanf("%lld",&X);

	ll left = 0,rigth = 1000000,mid = (left+right)/2;
	ll ans = 1000000;

	while(left <= right){

		if((mid*(mid+1)/2) >= X){

			ans = mid;
			right = mid-1;
		}else{

			left = mid+1;
		}
		mid = (left+rigth)/2;
	}

	printf("%lld\n",ans);

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:19:48: warning: pointer to a function used in arithmetic [-Wpointer-arith]
   19 |         ll left = 0,rigth = 1000000,mid = (left+right)/2;
      |                                            ~~~~^~~~~~
a.cc:19:55: error: invalid operands of types 'std::ios_base& (*)(std::ios_base&)' and 'int' to binary 'operator/'
   19 |         ll left = 0,rigth = 1000000,mid = (left+right)/2;
      |                                           ~~~~~~~~~~~~^~
      |                                                |       |
      |                                                |       int
      |                                                std::ios_base& (*)(std::ios_base&)
a.cc:22:20: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   22 |         while(left <= right){
      |               ~~~~~^~~~~~~~
a.cc:27:31: error: assignment of function 'std::ios_base& std::right(ios_base&)'
   27 |                         right = mid-1;
      |                         ~~~~~~^~~~~~~
Language: C++


            if(n>pos)
            t+=(n-pos);
            cout<<t;
//         if(vfun())
//            cout<<"YES\n";
//         else
//            cout<<"NO\n";
    }
}
///before sub
/// check for value of zero and single input in array
///loop vars,1LL in mult, equal, one, bounds, int v ll, endl, finish taking inputs
/// check whether test cases are given or not





Compiler output:
a.cc:2:13: error: expected unqualified-id before 'if'
    2 |             if(n>pos)
      |             ^~
a.cc:4:13: error: 'cout' does not name a type
    4 |             cout<<t;
      |             ^~~~
a.cc:9:5: error: expected declaration before '}' token
    9 |     }
      |     ^
a.cc:10:1: error: expected declaration before '}' token
   10 | }
      | ^
Language: C++

#include <iostream>

using namespace std;

int main()	{
  long long x;
  cin >> x;
  long long t;
  long long sum = 0;
  for (long long i = 0; i < x; i++)	{
    if ((sum += (t = i)) >= x)
      break;
    }
  }
  cout << t << endl;
  return 0;
}

Compiler output:
a.cc:15:3: error: 'cout' does not name a type
   15 |   cout << t << endl;
      |   ^~~~
a.cc:16:3: error: expected unqualified-id before 'return'
   16 |   return 0;
      |   ^~~~~~
a.cc:17:1: error: expected declaration before '}' token
   17 | }
      | ^
Language: C++

#include <iostream>

using namespace std;

long long sum(long long n)	{
  return n * (n + 1) / 2;
}

int main()	{
  long long x;
  cin >> x;
  long long sum;
  for (long long i = 1; i < x; i++)	{
    if (sum = sum(i) < x)
      continue;
    else	{
      break;
    }
  }
  cout << sum << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:18: error: 'sum' cannot be used as a function
   14 |     if (sum = sum(i) < x)
      |               ~~~^~~
Language: C++

#include<bits/stdc++.h>
#define PI acos(-1.0)
#define eps 1e-67
#define pf printf
#define sf scanf
#define sd(n) scanf("%d",&n)
#define sd2(n1,n2) scanf("%d %d",&n1,&n2)
#define slf(n) scanf("%lf",&n)
#define slf2(n1,n2) scanf("%lf %lf",&n1,&n2)
#define sLf(n1) scanf("%Lf",&n1)
#define sLf2(n1,n2) scanf("%Lf %Lf",&n1,&n2)
#define sl(n) scanf("%lld",&n)
#define sl2(n1,n2) scanf("%lld %lld",&n1,&n2)
#define rep(i,a,b) for(long long int i=a;i<b;i++)
#define repb(i,a,b) for(long long int i=a;i>=b;i--)
#define repa(i,a,b,c) for(long long int i=a;i<b;i=i+c)
#define reps(i,a,b,c) for(long long int i=a;i>b;i=i-c)
#define asort(a) sort(a.begin(),a.end())
#define asortb(a,comp) sort(a.begin(),a.end(),comp)
#define arev(a) reverse(a.begin(),a.end())
#define all(v) (v).begin(),(v).end()
#define allc(v,comp) (v).begin(),(v).end(),comp
#define allrc(v,a,b,comp) (v).begin()+a,(v).end()-b,comp
#define F first
#define S second
#define pb push_back
#define eb emplace_back
#define pbb pop_back
#define mp make_pair
#define mt make_tuple
#define bs(v,x) binary_search(v.begin(),v.end(),x)
#define lb(v,x) lower_bound(v.begin(),v.end(),x)
#define ub(v,x) upper_bound(v.begin(),v.end(),x)
#define tl(c) towlower(c)
#define root(x) sqrt(x)
#define power(a,n) pow(a,n)
#define tu(c) towupper(c)
#define sq(a) ((a)*(a))
#define cube(a) ((a)*(a)*(a))
#define mx 1000
#define MX 100000
#define mod 1000000007
using namespace std;
typedef string str;
typedef long long int ll;
typedef double lf;
typedef long double llf;
typedef unsigned long long int ull;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef pair<int,int> pi;
typedef pair<ll,ll> pll;
typedef vector<pll> vpll;
typedef char ch;
typedef map<ll,ll> mpl;
void Solve()
{
    ll x,sum,ans;
    cin>>x;
    for(ll i=1; ;i++)
    {
        sum=(i*(i+2))/2;
        if(sum>=x)
        {
            break;
        }
    }
    ans=min(x,i);
    cout<<ans<<endl;
}
int main()
{
    Solve();
    return 0;
}


Compiler output:
a.cc: In function 'void Solve()':
a.cc:68:15: error: 'i' was not declared in this scope
   68 |     ans=min(x,i);
      |               ^
Language: C++

#include<iostream>
#define ll long long 
using namespace std;

int main(){
  ll x,ans; cin>>x;
  for(ll i=1;i<40000;i++){
    if(i*(i+1)>=2*n){
      ans=i;
      break;
    }
  }
  cout<<ans;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:19: error: 'n' was not declared in this scope
    8 |     if(i*(i+1)>=2*n){
      |                   ^
Language: C++

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

int main(){
  int x;
  ll t;
  int i;
  int f = 1;
  scanf("%d", &x);

  for(i = 1;;i*i <= x;i++){
    t = i*(i + 1)/2;
    if(t >= x){
      if(t > x) f = 0;
      break;
    }
  }

  printf("%d\n", i);

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:14:22: error: expected ')' before ';' token
   14 |   for(i = 1;;i*i <= x;i++){
      |      ~               ^
      |                      )
a.cc:14:26: error: expected ';' before ')' token
   14 |   for(i = 1;;i*i <= x;i++){
      |                          ^
      |                          ;
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define ld long double
#define all(v) v.begin(), v.end()
#define rall(v) v.rbegin(), v.rend()
#define pqgreater(x) x, vector<x>, greater<x>
#define abs(x) (x>0?x:-x)
#define decimal(x) cout<<fixed<<setprecision(x)
#define gc getchar//_unlocked
#define pc putchar//_unlocked
const ll mod=998244353;
int solve(); void precomp();

#define multitest 0
#define usecase 0
int main(){ ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);
	int t=1;
	if(multitest) cin>>t;
	precomp();
	for(int tc=1; tc<=t; tc++){
		if(multitest && usecase)
			cout<<"Case #"<<tc<<": ";
		solve();
	}
}
void precomp(){	
	return;
}
int solve(){
	int x; cin>>x;
	int ans=0;
	while(ans>0){
		x-=ans+1;
		ans++;
	}
	cout<<i<<endl;
	return 0;
}

Compiler output:
a.cc: In function 'int solve()':
a.cc:37:15: error: 'i' was not declared in this scope
   37 |         cout<<i<<endl;
      |               ^
Language: C++

#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <cmath>
#include <stack>
#include <queue>
#include <numeric>
#include <iomanip>
#include <map>
#include <set>
#include <deque>
#include <utility>
using namespace std;
using ll = long long;
#define rep(i, n) for (int i = 0; i < n; i++)
#define repk(i, k, n) for (int i = k; i < n; i++)
#define MOD 1e9 + 7
#define INF 1e9
#define SENTINEL 2e9
#define PIE 3.14159265358979323

template <class T>
inline bool chmin(T &a, T b) {if (a > b) {a = b; return true;} return false;}
template <class T>
inline bool chmax(T &a, T b) {if (a < b) {a = b; return true;} return false;}
template <class T>
T GCD(T a, T b) {if (b == 0) return a; else return GCD(b, a % b);}
template <class T>
inline T LCM(T a, T b) { return (a * b) / GCD(a, b);}

int main(){
    int x;
    cin >> x;
    int sum = 0;
    int res;
    while(true){
        sum += i;
        if (sum >= x){
            res = i;
            break;
        }
    }
    cout << res << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:38:16: error: 'i' was not declared in this scope
   38 |         sum += i;
      |                ^
Language: C++

#include<bits/stdc++.h>
#define all(x) (x).begin(),(x).end()
#define rep(i,n) for(ll i=0;i<(ll)(n);i++)
using namespace std;
typedef long long ll;
ll gcd(ll a,ll b){return b!=0?gcd(b,a%b):a;}
ll lcm(ll a,ll b){return a/gcd(a,b)*b;}

int main(){
    ll x;
    cin>>x;
    while(1){
        if(i*(i+1)/2>=x){
            cout<<i<<endl;
            break;
        }   
    }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:12: error: 'i' was not declared in this scope
   13 |         if(i*(i+1)/2>=x){
      |            ^
Language: C++

#include<bits/stdc++.h>
#define all(x) (x).begin(),(x).end()
#define rep(i,n) for(ll i=0;i<(ll)(n);i++)
using namespace std;
typedef long long ll;
ll gcd(ll a,ll b){return b!=0?gcd(b,a%b):a;}
ll lcm(ll a,ll b){return a/gcd(a,b)*b;}

int main(){
    ll x;
    cin>>x;
    rep(i,n){
        if(n*(n+1)/2>=x){
            cout<<i<<endl;
        }   
    }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:11: error: 'n' was not declared in this scope
   12 |     rep(i,n){
      |           ^
a.cc:3:36: note: in definition of macro 'rep'
    3 | #define rep(i,n) for(ll i=0;i<(ll)(n);i++)
      |                                    ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
int X;
  cin>>X;
  int ans=0;
  for(int i=0;(i*(1+i))2<X;i++){
  ans=i+1;
  }cout<<ans<<endl;
  
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:24: error: expected ';' before numeric constant
    7 |   for(int i=0;(i*(1+i))2<X;i++){
      |                        ^
      |                        ;
a.cc:7:27: error: expected ')' before ';' token
    7 |   for(int i=0;(i*(1+i))2<X;i++){
      |      ~                    ^
      |                           )
a.cc:7:28: error: 'i' was not declared in this scope
    7 |   for(int i=0;(i*(1+i))2<X;i++){
      |                            ^
Language: C++

#include <bits/stdc++.h>
#include<iostream>
#include<vector>
#include <cmath>
#include <map>
#include <algorithm>
#include <string>
#define rep(i, n) for (int i = 0; i < n; ++i)
using ll = long long;
using namespace std;
#define P pair<int, int>
int main () {
    ll x ;
    cin >> x ;

    for(ll i = 0 ; i < x ; i++){
        if( i*(i+1)/2 >= n){
             cout << i << endl;
             return 0;
        }
    }

}

 


Compiler output:
a.cc: In function 'int main()':
a.cc:17:26: error: 'n' was not declared in this scope
   17 |         if( i*(i+1)/2 >= n){
      |                          ^
Language: C++

#include <bits/stdc++.h>
#include<iostream>
#include<vector>
#include <cmath>
#include <map>
#include <algorithm>
#include <string>
#define rep(i, n) for (int i = 0; i < n; ++i)
using ll = long long;
using namespace std;
#define P pair<int, int>
int main () {
    ll x ;
    cin >> x ;

    for(ll i = 0 ; i < x ; i++){
        if( i*(i+1)/2 >= n){
             cout << i << endl;
             return 0;
        }
    }
    return 0 ;
}

 


Compiler output:
a.cc: In function 'int main()':
a.cc:17:26: error: 'n' was not declared in this scope
   17 |         if( i*(i+1)/2 >= n){
      |                          ^
Language: C++


using namespace std;

int main()
{
	int n;
	cin >> n;

	int sum = 0;
	int i = 0;
	while (sum < n) {
		i++;
		sum += i;
	}
	cout << i << endl;

	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:9: error: 'cin' was not declared in this scope
    7 |         cin >> n;
      |         ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | 
a.cc:15:9: error: 'cout' was not declared in this scope
   15 |         cout << i << endl;
      |         ^~~~
a.cc:15:9: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:15:22: error: 'endl' was not declared in this scope
   15 |         cout << i << endl;
      |                      ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
  +++ |+#include <ostream>
    1 |
Language: C++

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

int main() {
  ll n;cin>>n;
  ll sm = 0;
  rep(i,100000) {
    sm+=i;
    if (s >= n) {
      cout << i;
      return 0;
    }
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:9: error: 's' was not declared in this scope
   11 |     if (s >= n) {
      |         ^
Language: C++

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

int main(){
    int x;
    cin >> x;
    int dp[x+1];
    for(int i=0;i<=x;i++) dp[i]=1e9+1;
    dp[0]=0;
    dp[1]=1;
    dp[2]=2;
    dp[3]=2;
    int t=3;
    for(int i=4;i<=x;i++){
        if(dp[i-t]==t) t++;
        dp[i]=t;
    }
    cout << dp[n] << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:16: error: 'n' was not declared in this scope
   18 |     cout << dp[n] << endl;
      |                ^
Language: C++

#include <algorithm>
#include <bitset>
#include <cassert>
#include <cmath>
#include <ctime>
#include <functional>
#include <iostream>
#include <map>
#include <queue>
#include <set>
#include <stack>
#include <string>
#include <vector>

#define REP(i,n)   for (int i = 0; i < (n); ++i)
#define SORT(a)    sort((a).begin(), (a).end());
#define UNIQ(a)    SORT(a);(a).erase(unique((a).begin(), (a).end()), (a).end());
#define FIND(a,x)  find((a).begin(), (a).end(), (x)) != (a).end()
#define REVERSE(a) reverse((a).begin(), (a).end());

using namespace std;
using ll = long long;
using P = pair<int,int>;

const int MOD = 1000000007; // 10^9 + 7

int main() {
  cin.tie(0);
  ios::sync_with_stdio(false);
  srand((unsigned)time(NULL));

  int x; cin >> x;

  cout << ceil((sqrt(8 * x + 1) - 1) / 2); << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:34:44: error: expected primary-expression before '<<' token
   34 |   cout << ceil((sqrt(8 * x + 1) - 1) / 2); << endl;
      |                                            ^~
Language: C++

#include <iostream>
#include <vector>
#include <numeric>

typedef long long ll;
const int INF = 1e9;
const int MOD = 1e9+7;
const ll LINF = 1e18;

using namespace std;

#define rep(i, a, b) for (int i = a; i < b; i++)
#define rrep(i, a, b) for (int i = a; i <= b; i++)
#define revrep(i, s) for (int i = s-1; i > 0; i--)
#define revrrep(i, s) for (int i = s-1; i >= 0; i--)
#define all(a)  begin((a)),end((a))
#define uniq(c) (c).erase(unique(all((c))), end((c)))

long long solve(long long index, vector<int64_t> divs, long long X, long long now)
{
    if (index > divs.size())
        return LINF;
    if (X == now)
        return index;

    return std::min({solve(index + 1, divs, X, now + divs[index]),
                     solve(index + 1, divs, X, now - divs[index]),
                     solve(index + 1, divs, X, now)});
}

int main()
{
    long long X; cin >> X;
    vector<long long> divs(X);
    iota(divs.begin(), divs.end(), 1);
    cout << solve(0, divs, X, 0) << endl;
}

Compiler output:
a.cc: In function 'long long int solve(long long int, std::vector<long int>, long long int, long long int)':
a.cc:26:20: error: no matching function for call to 'min(<brace-enclosed initializer list>)'
   26 |     return std::min({solve(index + 1, divs, X, now + divs[index]),
      |            ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   27 |                      solve(index + 1, divs, X, now - divs[index]),
      |                      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   28 |                      solve(index + 1, divs, X, now)});
      |                      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/string:51,
                 from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   candidate expects 2 arguments, 1 provided
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 1 provided
a.cc: In function 'int main()':
a.cc:36:22: error: could not convert 'divs' from 'vector<long long int>' to 'vector<long int>'
   36 |     cout << solve(0, divs, X, 0) << endl;
      |                      ^~~~
      |                      |
      |                      vector<long long int>