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

#include <stdio.h>

int main(void)
{
  
  int A,B,C;
  
  int YA,YB,YC;
  int YBC;
  int YCC;
  
  int i;
  
  scanf_s("%d", &A);
  
  scanf_s("%d", &B);
  
  scanf_s("%d", &C);
  YA = A;
  YB = B;
  YC = C;
  for(i = 0;i < B;i++)
  {
  YC = YC - 1;
    
    if(YC == 0)
    {
    break;
    }
    else
     {
   YB = YB - 1;
      
      if(YB == 0)
      {
        YA = YA - 1;
         if(YA = 0)
         {
           break;
         }
      }
     }
  }
  
  YCC = C - YC;
  YBC = B + YCC;
  
  printf("%d", YBC);
  
return 0;
}

Compiler output:
main.c: In function 'main':
main.c:14:3: error: implicit declaration of function 'scanf_s'; did you mean 'scanf'? [-Wimplicit-function-declaration]
   14 |   scanf_s("%d", &A);
      |   ^~~~~~~
      |   scanf
Language: C++

#include <bits/stdc++.h>
using namespace std;
main (){
int a,b,c;
cin>>a>>b>>c;
if(a+b==c){
    cout<<c+1;}
    else if(a+b<c){
        cout<<c+1;}
else if(b>=c){
cout<<b+c;
            else if(b>c && a>c && a>b){
            cout<<a+1;}
            else if(a>c && b>c && b>a){
            cout<<b+1;}
            else if(a>c && b>c && b==a){
            cout<<b+1;}

}

Compiler output:
a.cc:3:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    3 | main (){
      | ^~~~
a.cc: In function 'int main()':
a.cc:12:13: error: expected '}' before 'else'
   12 |             else if(b>c && a>c && a>b){
      |             ^~~~
a.cc:10:14: note: to match this '{'
   10 | else if(b>=c){
      |              ^
Language: C

#include <stdio.h>

int main(void)
{
  
  int A,B,C;
  
  int XAB;
  int YA,YB,YC;
  int YBC;
  int YCC;
  
  int i;
  
  scanf("%d", &A);
  
  scanf("%d", &B);
  
  scanf("%d", &C);
  
  for(i = 0;i < B;i++)
  {
  YC = C - 1;
    
    if(C == 0)
    {
    break;
    }
    else
     {
   YB = B - 1;
      
      if(B == 0)
      {
        YA = A - 1;
      }
     }
  }
  
  YCC = Y - YC;
  YBC = B + YCC;
  
  printf("%d", YBC);
  
return 0;
}

Compiler output:
main.c: In function 'main':
main.c:40:9: error: 'Y' undeclared (first use in this function)
   40 |   YCC = Y - YC;
      |         ^
main.c:40:9: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include <stdio.h>

int main(void)
{
  
  int A,B,C;
  
  int XAB;
  int YA,YB,YC;
  int YBC;
  int YCC;
  
  int i;
  
  scanf("%d", &A);
  
  scanf("%d", &B);
  
  scanf("%d", &C);
  
  for(i = 0;i < B;i++)
  {
  YC = C - 1;
    
    if(C == 0)
    {
    break;
    }
    else
     {
   YB = B - 1;
      
      if(B == 0)
      {
        YA = A - 1;
      }
     }
  }
  
 // XAB = B - YB;
  YCC = Y - YC;
  YBC = B + YCC;
  
  printf("%d", YBC);
  
return 0;
}

Compiler output:
main.c: In function 'main':
main.c:41:9: error: 'Y' undeclared (first use in this function)
   41 |   YCC = Y - YC;
      |         ^
main.c:41:9: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include <stdio.h>

int main(void)
{
  
  int A,B,C;
  
  int XAB;
  int YA,YB,YC;
  int YBC;
  int YCC;
  
  int i;
  
  scanf("%d", &A);
  
  scanf("%d", &B);
  
  scanf("%d", &C);
  
  for(i = 0;i < B;i++)
  {
  YC = C - 1;
    
    if(C == 0)
    {
    break;
    }
    else
     {
   YB = B - 1;
      
      if(B == 0)
      {
        YA = A - 1;
      }
     }
  }
  
 // XAB = B - YB;
  YCC = Y - YC;
  YBC = B + YC;
  
  printf("%d", YBC);
  
return 0;
}

Compiler output:
main.c: In function 'main':
main.c:41:9: error: 'Y' undeclared (first use in this function)
   41 |   YCC = Y - YC;
      |         ^
main.c:41:9: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include <stdio.h>

int main(void)
{
  
  int A,B,C;
  
  int XAB;
  int YA,YB,YC;
  int YBC;
  int YCC;
  
  int i;
  
  scanf("%d", &A);
  
  scanf("%d", &B);
  
  scanf("%d", &C);
  
  for(i = 0;i < B;i++)
  {
  YC = C - 1;
    
    if(C == 0)
    {
    break;
    }
    else
     {
   YB = B - 1;
      
      if(B = 0)
      {
        YA = A - 1;
      }
     }
  }
  
 // XAB = B - YB;
  YCC = Y - YC;
  YBC = B + YC;
  
  printf("%d", YBC);
  
return 0;
}

Compiler output:
main.c: In function 'main':
main.c:41:9: error: 'Y' undeclared (first use in this function)
   41 |   YCC = Y - YC;
      |         ^
main.c:41:9: note: each undeclared identifier is reported only once for each function it appears in
Language: C++

#include <stdio.h>
int main(){
  int a,b,c,sum=0,i;
  scanf("%d%d%d",&a,&b,&c);
  if(b<c){
  sum=sum+(b*2);
  c=c-b;
  if(c>a){
    sum=sum+a;
  }
    else if(c==a){
      sum=sum+c;
    }
    else{
      sum=sum+c;
    }
   }
     printf("%d",sum);
  }
  else if(b==c){
    sum=sum+(b*2);
     printf("%d",sum);
  }
  else{
    sum=sum+(c*2);
    b=b-c;
    sum=sum+b;
     printf("%d",sum);
  }

}

Compiler output:
a.cc:20:3: error: expected unqualified-id before 'else'
   20 |   else if(b==c){
      |   ^~~~
a.cc:24:3: error: expected unqualified-id before 'else'
   24 |   else{
      |   ^~~~
a.cc:31:1: error: expected declaration before '}' token
   31 | }
      | ^
Language: C

#include <stdio.h>

int main(void)
{
  
  int A,B,C;
  
  int XAB;
  int YA,YB,YC;
  int YBC;
  int YCC;
  
  int i;
  
  scanf("%d", &A);
  
  scanf("%d", &B);
  
  scanf("%d", &C);
  
  for(i = 0;i < B;i++)
  {
  YC = C - 1;
    
    if(C = 0)
    {
    break;
    }
    else
     {
   YB = B - 1;
      
      if(B = 0)
      {
        YA = A - 1;
      }
     }
  }
  
 // XAB = B - YB;
  YCC = Y - YC;
  YBC = B + YC;
  
  printf("%d", YBC);
  
return 0;
}

Compiler output:
main.c: In function 'main':
main.c:41:9: error: 'Y' undeclared (first use in this function)
   41 |   YCC = Y - YC;
      |         ^
main.c:41:9: note: each undeclared identifier is reported only once for each function it appears in
Language: C++

#include <iostream>
#define ll long long
using namespace std;
void cul(ll l,ll n,ll tree[n],ll p,ll x,ll& ans){
    if(n==0){
        if(x>ans){
            ans=x;
        }
        return;
    }
    else{
        ll a[n-1],b[n-1];
        for(ll i=0;i<n-1;i++){
            a[i]=tree[i+1];
            b[i]=tree[i];
        }
        cul(l,n-1,a,tree[0],x+(tree[0]-p+l)%l,ans);
        cul(l,n-1,b,tree[n-1],x+(p-tree[n-1]+l)%l,ans);
    }
}
int main(void){
    // Your code here!
    ll l,n;
    ll ans=0;
    cin>>l>>n;
    ll tree[n];
    for(ll i=0;i<n;i++){
        cin>>tree[i];
    }
    cul(l,n,tree,0,0,ans);
    cout<<ans;
}


Compiler output:
a.cc:4:29: error: use of parameter outside function body before ']' token
    4 | void cul(ll l,ll n,ll tree[n],ll p,ll x,ll& ans){
      |                             ^
a.cc:4:30: error: expected ')' before ',' token
    4 | void cul(ll l,ll n,ll tree[n],ll p,ll x,ll& ans){
      |         ~                    ^
      |                              )
a.cc:2:12: error: expected unqualified-id before 'long'
    2 | #define ll long long
      |            ^~~~
a.cc:4:31: note: in expansion of macro 'll'
    4 | void cul(ll l,ll n,ll tree[n],ll p,ll x,ll& ans){
      |                               ^~
Language: C

#include <stdio.h>

int main(void)
{
  
  int A,B,C;
  
  int XAB;
  int YA,YB,YC;
  int YBC;
  int YCC;
  
  int i;
  
  scanf("%d", &A);
  
  scanf("%d", &B);
  
  scanf("%d", &C);
  
  for(i = 0;i < B;i++)
  {
  YC = C - 1;
    
    if(C = 0)
    {
    break;
    }
    else
     {
   YB = B - 1;
      
      if(B = 0)
      {
        YA = A - 1;
      }
     }
  }
  XAB = B - YB;
  YCC = Y - YC;
  YBC = B + YC;
  
  printf("%d", YBC);
return 0;
}

Compiler output:
main.c: In function 'main':
main.c:40:9: error: 'Y' undeclared (first use in this function)
   40 |   YCC = Y - YC;
      |         ^
main.c:40:9: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include <stdio.h>

int main(void)
{
  
  int A,B,C;
  
  int XAB;
  int YA,YB,YC;
  int YBC;
  
  int i;
  
  scanf("%d", &A);
  
  scanf("%d", &B);
  
  scanf("%d", &C);
  
  for(i = 0;i < B)
  {
  YC = C - 1;
    
    if(C = 0)
    {
    break;
    }
    else
     {
   YB = B - 1;
      
      if(B = 0)
      {
        YA = A - 1;
      }
     }
  }
  XAB = B - YB;
  YBC = XAB + C;
  
  printf("%d", YBC);
return 0;
}

Compiler output:
main.c: In function 'main':
main.c:20:18: error: expected ';' before ')' token
   20 |   for(i = 0;i < B)
      |                  ^
      |                  ;
Language: C++

#include <stdio.h>

int main(void)
{
  
  int A,B,C;
  
  int XAB;
  int YA,YB,YC;
  int YBC;
  
  int i;
  
  scanf("%d", &A);
  
  scanf("%d", &B);
  
  scanf("%d", &C);
  
  for(i = 0;i < B)
  {
  YC = C - 1;
    
    if(C = 0)
    {
    break;
    }
    else
     {
   YB = B - 1;
      
      if(B = 0)
      {
        YA = A - 1;
      }
     }
  }
  XAB = B - YB;
  YBC = XAB + C;
  
  printf("%d", YBC);
return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:18: error: expected ';' before ')' token
   20 |   for(i = 0;i < B)
      |                  ^
      |                  ;
Language: C++

#include<iostream>
using namespace std;
int main(void)
{
  int a,b,c;
  cin >> a >> b >> c;
  int ans;
  if(a+b+1 >= c){
    ans = c+b;
  }
  else{
    ans = a+b+1+b;
  }
  
  cout << ans <<endl;
  
  return 0
}
  

Compiler output:
a.cc: In function 'int main()':
a.cc:17:11: error: expected ';' before '}' token
   17 |   return 0
      |           ^
      |           ;
   18 | }
      | ~
Language: Java

package main.atcoder;

import fastIO.InputReader;

import java.io.PrintWriter;

public class APoisonousCookies {
  public void solve(int testNumber, InputReader in, PrintWriter out) {
    int a = in.nextInt();
    int b = in.nextInt();
    int c = in.nextInt();
    long d = c - a > 0 ? c - a : 0;
    long f = d - b > 0 ? d - b : 0;
    long res= Math.min(a,c) + Math.min(d,b) + Math.min(f,1) + b;
    out.println(res);
  }
}


Compiler output:
Main.java:7: error: class APoisonousCookies is public, should be declared in a file named APoisonousCookies.java
public class APoisonousCookies {
       ^
Main.java:3: error: package fastIO does not exist
import fastIO.InputReader;
             ^
Main.java:8: error: cannot find symbol
  public void solve(int testNumber, InputReader in, PrintWriter out) {
                                    ^
  symbol:   class InputReader
  location: class APoisonousCookies
3 errors
Language: C++

A,B,C=map(int,raw_input().split())
ans=0
if(C>B):
    C=C-B
    ans=2*B
else:
    ans=B+C
    C=0
if C>A:
    ans=ans+A+1
else:
    ans=ans+C

print ans

Compiler output:
a.cc:1:1: error: 'A' does not name a type
    1 | A,B,C=map(int,raw_input().split())
      | ^
Language: C++

#include<cstdio>
#include<cstdlib>
#include<cstdio>
#include<cstdlib>
#include<iostream>
#include<algorithm>
#include<cmath>
#include<string>
#include<cstring>

typedef long long ll;
const int Max = 1e5 + 5;
using namespace std;
ll a[Max], ans;

int main(){
	int a, b, c, n, m, i, j;
	scanf("%d %d %d", &a, &b, &c);
	ans = 1;
	ans += 2 * b;
	c -= (1 + b);
	if(c >= a) ans += a;
	else ans += c;
	cout << ans << endl;
	return 0;
}


/*
c b c b c a c a c a c a c a c
1

Compiler output:
a.cc:29:1: error: unterminated comment
   29 | /*
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  int A,B,C;
  cin>> A,B,C;
  if(C - B > A){cout<< 2B+A+1 <<endl;}
  else{cout<< B+C <<endl;}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:24: error: unable to find numeric literal operator 'operator""B'
    6 |   if(C - B > A){cout<< 2B+A+1 <<endl;}
      |                        ^~
Language: C++

#include<iostream>
int main(){
  int a, b, c, d;
  std::cin >> a >> b >> c;
  
  d = std::max(c-(a+b),-1);
  
  std::cout << b + (c - d) << std:endl;:
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:34: error: found ':' in nested-name-specifier, expected '::'
    8 |   std::cout << b + (c - d) << std:endl;:
      |                                  ^
      |                                  ::
a.cc:8:40: error: expected primary-expression before ':' token
    8 |   std::cout << b + (c - d) << std:endl;:
      |                                        ^
Language: C++

#include<iostream>
#include <string>
#include<algorithm>
#include <set>
#include <cmath>
using namespace std;

int main(void){
	ios::sync_with_stdio(false);
	long A, B, C, re;
	cin >> A >> B >> C;
	if (A + B > C) {
		re = B + C;
	}
	if(A + B = C) {
		re = B + C;
	}
	else{
		re = 2 * B + A;
	}
	cout << re;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:14: error: lvalue required as left operand of assignment
   15 |         if(A + B = C) {
      |            ~~^~~
Language: C++

include <bits/stdc++.h>
using namespace std;
int main()
{
  	long long a,b,c;cin>>a>>b>>c;
  	cout<<min(a+b+1,c)+b;
}

Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include <bits/stdc++.h>
      | ^~~~~~~
a.cc: In function 'int main()':
a.cc:5:25: error: 'cin' was not declared in this scope
    5 |         long long a,b,c;cin>>a>>b>>c;
      |                         ^~~
a.cc:6:9: error: 'cout' was not declared in this scope
    6 |         cout<<min(a+b+1,c)+b;
      |         ^~~~
a.cc:6:15: error: 'min' was not declared in this scope; did you mean 'main'?
    6 |         cout<<min(a+b+1,c)+b;
      |               ^~~
      |               main
Language: C

#include <bits/stdc++.h>

using namespace std;

template <typename _TP> inline _TP read(_TP &x){
	x=0;char ch='@';bool flag=false;
	for(;!isdigit(ch);ch=getchar())	flag|=(ch=='-');
	for(;isdigit(ch);ch=getchar())	x=(x<<3)+(x<<1)+(ch^48);
	return flag?-x:x;
}

long long A,B,C;
long long ans;

int main(){
	read(A),read(B),read(C);
	if(A>=C-1)	ans=A+C;
	else if(B>=C-1)	ans=B+C;
	else if(A+B>=C-1)	ans=B+C;
	else if(A+B<C-1)	ans=B+A+B+1;
	cout<<ans<<endl;
	return 0;
}

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

#include <iostream>
using namespace std;
int main(void){
    // Your code here!
    int a,b,c;
    cin >> a >> b >> c;
    if(c>=(a+b)){
        cout << a+2b+1;
    }else{
        cout << b+c;
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:19: error: unable to find numeric literal operator 'operator""b'
    8 |         cout << a+2b+1;
      |                   ^~
Language: C++

#include<stdio.h>
int main()
{
    int a,b,c;
    scanf("%d%d%d",&a,&b,&c);
    if((a+b)==c)
        printf("%d",c+b);
    else if(a+b<c)
        printf("%d",(a+b)+b+1);
    else if(a+b>c)
            printf("%d",b+c)
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:29: error: expected ';' before 'return'
   11 |             printf("%d",b+c)
      |                             ^
      |                             ;
   12 |     return 0;
      |     ~~~~~~
Language: C++

#include<iostream>
int main(){
  long a, b, c, d;
  std::cin >> a >> b >> c;
  
  d = std::max(c-(a+b),0);
  
  std::cout << b + (c - d) << std::endl;
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:15: error: no matching function for call to 'max(long int, int)'
    6 |   d = std::max(c-(a+b),0);
      |       ~~~~~~~~^~~~~~~~~~~
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: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:6:15: note:   deduced conflicting types for parameter 'const _Tp' ('long int' and 'int')
    6 |   d = std::max(c-(a+b),0);
      |       ~~~~~~~~^~~~~~~~~~~
/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
Language: C++

a,b,c = map(int,input().split())
ans = b+c
if a + b < c:
    d = c - (a+b) - 1
    ans -= d

print(ans)


Compiler output:
a.cc:1:1: error: 'a' does not name a type
    1 | a,b,c = map(int,input().split())
      | ^
Language: C++

#include <stdlib.h>
//#include <math.h>
//#include <algorithm>
//#include <vector> 


int main(int argc, char* argv[])
{
    long a, b, c;
    scanf("%ld %ld %ld", &a, &b, &c);

    if(a+b>=c-1) {
        printf("%d\n", b+c);
    }
    else {
        printf("%d\n", a + b + 1 + b);
    }

    return 0;
}


Compiler output:
a.cc: In function 'int main(int, char**)':
a.cc:10:5: error: 'scanf' was not declared in this scope
   10 |     scanf("%ld %ld %ld", &a, &b, &c);
      |     ^~~~~
a.cc:13:9: error: 'printf' was not declared in this scope
   13 |         printf("%d\n", b+c);
      |         ^~~~~~
a.cc:2:1: note: 'printf' is defined in header '<cstdio>'; this is probably fixable by adding '#include <cstdio>'
    1 | #include <stdlib.h>
  +++ |+#include <cstdio>
    2 | //#include <math.h>
a.cc:16:9: error: 'printf' was not declared in this scope
   16 |         printf("%d\n", a + b + 1 + b);
      |         ^~~~~~
a.cc:16:9: note: 'printf' is defined in header '<cstdio>'; this is probably fixable by adding '#include <cstdio>'
Language: C++

#include<iostream>
int main(){
  int a, b, c, d;
  cin >> a >> b >> c;
  
  d = max(c-(a+b),0);
  
  cout << b + (c - d) << endl;
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    4 |   cin >> a >> b >> c;
      |   ^~~
      |   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:6:7: error: 'max' was not declared in this scope; did you mean 'std::max'?
    6 |   d = max(c-(a+b),0);
      |       ^~~
      |       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)
      |     ^~~
a.cc:8:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    8 |   cout << b + (c - d) << 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:8:26: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    8 |   cout << b + (c - d) << 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 <stdio.h>

int main()
{
	int a,b,c;
	scanf("%d %d %d",&a,&b,&c);
	int ans=0;
	if(c > a+b){
		ans = a+2b+1;
	}else{
		ans = a+c;
	}
	printf("%d",ans);
	return 0;
}


Compiler output:
main.c: In function 'main':
main.c:9:25: error: invalid suffix "b" on integer constant
    9 |                 ans = a+2b+1;
      |                         ^~
Language: Java

import java.util.*;
public class A30G {
	public static void main(String args[]) {
		Scanner sc = new Scanner(System.in);
		long a = sc.nextLong();
		long b = sc.nextLong();
		long c = sc.nextLong();
		long p = Math.min(a+b+1, c);
		System.out.println(b+p);
	}
}


Compiler output:
Main.java:2: error: class A30G is public, should be declared in a file named A30G.java
public class A30G {
       ^
1 error
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define _overload3(_1,_2,_3,name,...) name
#define _rep(i,n) repi(i,0,n)
#define repi(i,a,b) for(int i=int(a);i<int(b);++i)
#define rep(...) _overload3(__VA_ARGS__,repi,_rep,)(__VA_ARGS__)
#define inf (ll)1e9
#define d(x) cerr<<#x<<"="<<x<<endl;

int a[10001],n;
vector<int> v;

int main(void){
    ll a,b,c;
    cin>>a>>b>>c;
    if(a+b<c)cout<<a+2*b+1<<endl;
    elsecout<<b+c<<endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:5: error: 'elsecout' was not declared in this scope
   18 |     elsecout<<b+c<<endl;
      |     ^~~~~~~~
Language: C

a, b, c = [int(i) for i in input().split()]

print(b + min(a + b, c))

Compiler output:
main.c:1:1: warning: data definition has no type or storage class
    1 | a, b, c = [int(i) for i in input().split()]
      | ^
main.c:1:1: error: type defaults to 'int' in declaration of 'a' [-Wimplicit-int]
main.c:1:4: error: type defaults to 'int' in declaration of 'b' [-Wimplicit-int]
    1 | a, b, c = [int(i) for i in input().split()]
      |    ^
main.c:1:7: error: type defaults to 'int' in declaration of 'c' [-Wimplicit-int]
    1 | a, b, c = [int(i) for i in input().split()]
      |       ^
main.c:1:11: error: expected expression before '[' token
    1 | a, b, c = [int(i) for i in input().split()]
      |           ^
main.c:3:1: error: expected ',' or ';' before 'print'
    3 | print(b + min(a + b, c))
      | ^~~~~
Language: C++

#include <bits/stdc++.h>

int main() {
  int a, b, c;
  cin >> a >> b >> c;
  cout << b + min(a + b + 1, c);
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    5 |   cin >> a >> b >> c;
      |   ^~~
      |   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:6:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    6 |   cout << b + min(a + b + 1, c);
      |   ^~~~
      |   std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:6:15: error: 'min' was not declared in this scope; did you mean 'std::min'?
    6 |   cout << b + min(a + b + 1, c);
      |               ^~~
      |               std::min
In file included from /usr/include/c++/14/algorithm:61,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: 'std::min' declared here
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
Language: C++

#include<map>
#include<set>
#include<bitset>
#include<cstdio>
#include<iostream>
#include<algorithm>
#include<vector>
#include<queue>
#include<string>
#include<chrono>
#include<stack>
#include<fstream>
#include<list>
#define REP(i,x,y) for(ll i=x;i<=y;i++)
#define SIZE(a) ll(a.size())
#define vll vector<ll> 
#define MEMSET(a, n, m) for(ll i=0;i<=n;i++) a[i] = m
#define BIT(n) (ll(1)<<n)
#define UNIQUE(v) v.erase(unique(v.begin(),v.end()),v.end()) 
#define UNIQUE_ARRAY(a,x) unique(a + 1, a + x + 1) - a - 1
#define SORT(a,n) sort(a+1,a+n+1)
#define SORT_O(a,n,order) sort(a+1,a+n+1,order)
#define PER(i,y,x) for(ll i=y;i>=x;i--)
typedef long long ll;
using namespace std;


struct edge
{
	long long to; long long len;
	bool operator<(const edge& rhs) const {
		return len > rhs.len;
	}
};

int main() {
	ll a, b, c;
	cin >> a >> b >> c;

	if (c > a + b + 1) {
		cout << b + a + b + 1 << endl;

Compiler output:
a.cc: In function 'int main()':
a.cc:41:47: error: expected '}' at end of input
   41 |                 cout << b + a + b + 1 << endl;
      |                                               ^
a.cc:40:28: note: to match this '{'
   40 |         if (c > a + b + 1) {
      |                            ^
a.cc:41:47: error: expected '}' at end of input
   41 |                 cout << b + a + b + 1 << endl;
      |                                               ^
a.cc:36:12: note: to match this '{'
   36 | int main() {
      |            ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef vector<ll> vi;
typedef pair<ll,ll> pi;
typedef vector<pi> vpi;
typedef long double ld;
#define pb emplace_back
#define mp make_pair
#define lb lower_bound
#define ub upper_bound
#define ALL(x) x.begin(), x.end()
#define SZ(x) (ll)x.size()
#define f first
#define s second
#define MAXN 200100

ll L[MAXN],R[MAXN], sum_left[MAXN], sum_right[MAXN];
ll len,N,ans;

int main(){
	cin>>len>>N;
	for (ll i=1;i<=N;++i){
		cin>>L[i];
		R[i] = len-L[i];
		sum_left[i] = sum_left[i-1] + L[i];
	}
	for (ll i=N;i>0;--i){
		sum_right[i] = sum_right[i+1] + R[i];
	}
	for (int k=0;k<2;++k){
		for (ll lend = 1;lend<N;++lend){
			ll lstart = 1;
			ll rstart = lend + 1;
			ll rend = N;
			ll offset = 0;
			ll dif = (rend - rstart) - (lend - lstart) + 1; // -1 if we ending on the right
			if (k)dif -= 2;
			if (dif > 0){
				rend -= dif;
				offset = R[rend+1];
			}else if (dif < 0){
				lstart -= dif;
				offset = L[lstart-1];
			}
			ll tot = 2*(sum_right[rstart]-sum_right[rend+1]+ range_left[lend]-range_left[lstart-1]);
			if (k == 0)tot -= L[lend];
			else tot -= R[rstart];
			if (dif > 0 && k == 0)tot = tot + offset*2;
			if (dif < 0 && k == 1)tot = tot + offset*2;

			ans = max(ans,tot);
		}
	}
	ans = max({ans, L[N], R[1]});
	cout<<ans;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:46:74: error: 'range_left' was not declared in this scope
   46 |                         ll tot = 2*(sum_right[rstart]-sum_right[rend+1]+ range_left[lend]-range_left[lstart-1]);
      |                                                                          ^~~~~~~~~~
Language: C++

main()
{
    long long L, N, X[200000], i, j, k=0, c, kr=0, kl=0, n;
    scanf("%lld%lld",&L,&N);
    for(i=0;i<N;i++)scanf("%lld", &X[i]);
    i=N-1;j=0;n=1;c=0;
    kr+=X[j]-c;
    c=X[j];
    j++;
    while(n!=N)
    {
        if(X[j]-c>L-X[i]+c)
        {
            kr+=X[j]-c;
            c=X[j];
            j++;
        }
        else
        {
            kr+=L-X[i]+c;
            c=-(L-X[i]);
            i--;
        }
        n++;
    }
    i=N-1;j=0;n=1;c=0;
    kl+=L-X[i]+c;
    c=-(L-X[i]);
    i--;
    while(n!=N)
    {
        if(X[j]-c>L-X[i]+c)
        {
            kl+=X[j]-c;
            c=X[j];
            j++;
        }
        else
        {
            kl+=L-X[i]+c;
            c=-(L-X[i]);
            i--;
        }
        n++;
    }
    printf("%lld",kr>kl?kr:kl);
}


Compiler output:
a.cc:1:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    1 | main()
      | ^~~~
a.cc: In function 'int main()':
a.cc:4:5: error: 'scanf' was not declared in this scope
    4 |     scanf("%lld%lld",&L,&N);
      |     ^~~~~
a.cc:46:5: error: 'printf' was not declared in this scope
   46 |     printf("%lld",kr>kl?kr:kl);
      |     ^~~~~~
a.cc:1:1: note: 'printf' is defined in header '<cstdio>'; this is probably fixable by adding '#include <cstdio>'
  +++ |+#include <cstdio>
    1 | main()
Language: C++

#include<bits/stdc++.h>
using namespace std;
using ll = long long;
#define MM = 1000000000;
#define mod = MM + 7;
#define INF (ll)1e18
#define pi acos(-1.0)
#define MAX 100005
#define NIL -1
#define rep(i, n) for(int i = 0; i < n; i++)
int dx[4] = {0, 1, 0, -1};
int dy[4] = {1, 0, -1, 0};
int main(){
    ll L, n; cin >> L >> n;
    ll x[n];
    rep(i,n) cin >> x[i];
    ll sum = 0;
    if(n % 2 == 1){
        for(int i = 0; i < n/2; i++){
            sum += a[i]*2;
        }
        for(int i = n-1; i > n/2; i--){
            sum += (L-a[i])*2;
        }
        sum += max(a[n/2], L - a[n/2]);
    } else {
        for(int i = 0; i < n/2-1; i++){
            sum += a[i]*2;
        }
        for(int i = n-1; i > n/2; i--){
            sum += (L - a[i])*2;
        }
        ll a = max(a[n/2], a[n/2-1])*2 + min(a[n/2], a[n/2-1]);
        sum += a;
    }
    cout << sum << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:20: error: 'a' was not declared in this scope
   20 |             sum += a[i]*2;
      |                    ^
a.cc:23:23: error: 'a' was not declared in this scope
   23 |             sum += (L-a[i])*2;
      |                       ^
a.cc:25:20: error: 'a' was not declared in this scope
   25 |         sum += max(a[n/2], L - a[n/2]);
      |                    ^
a.cc:28:20: error: 'a' was not declared in this scope
   28 |             sum += a[i]*2;
      |                    ^
a.cc:31:25: error: 'a' was not declared in this scope
   31 |             sum += (L - a[i])*2;
      |                         ^
a.cc:33:21: error: invalid types 'll {aka long long int}[ll {aka long long int}]' for array subscript
   33 |         ll a = max(a[n/2], a[n/2-1])*2 + min(a[n/2], a[n/2-1]);
      |                     ^
a.cc:33:29: error: invalid types 'll {aka long long int}[ll {aka long long int}]' for array subscript
   33 |         ll a = max(a[n/2], a[n/2-1])*2 + min(a[n/2], a[n/2-1]);
      |                             ^
a.cc:33:47: error: invalid types 'll {aka long long int}[ll {aka long long int}]' for array subscript
   33 |         ll a = max(a[n/2], a[n/2-1])*2 + min(a[n/2], a[n/2-1]);
      |                                               ^
a.cc:33:55: error: invalid types 'll {aka long long int}[ll {aka long long int}]' for array subscript
   33 |         ll a = max(a[n/2], a[n/2-1])*2 + min(a[n/2], a[n/2-1]);
      |                                                       ^
Language: C

#include <bits/stdc++.h>
using namespace std;
 
void chmax(int64_t& a, int64_t b){
    a = max(a, b);
}
 
const int M = 200001;
int L, N;
int64_t X[M], Y[M], Xs[M], Ys[M];
 
int main(){
    cin >> L >> N;
    for(int i=1; i<=N; i++){
        cin >> X[i];
        Y[N+1-i] = L - X[i];
    }
    for(int i=1; i<=N; i++){
        Xs[i] = Xs[i-1] + X[i];
        Ys[i] = Ys[i-1] + Y[i];
    }
 
    const int dx[2] = {1, 0};
    const int dy[2] = {0, 1};
    int64_t ans = 0;
    for(int d=0; d<=N; d++){
        int xt = d, yt = N-d;
        for(int k1=0; k1<2; k1++){
            for(int k2=0; k2<2; k2++){
                int cx = min(xt, yt + (- dy[k1] - dy[k2] + dx[k1] + dx[k2]) / 2);
                int cy = min(yt, xt + (- dx[k1] - dx[k2] + dy[k1] + dy[k2]) / 2);
                if(cx < 0 || cy < 0) continue;
 
                int64_t result = 0;
                result += (Xs[xt] - Xs[xt-cx]) * 2;
                result += (Ys[yt] - Ys[yt-cy]) * 2;
                result -= (k2 ? Y[yt] : X[xt]);
                chmax(ans, result);
            }
        }
    }
    cout << ans << endl;
    return 0;
}

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

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

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

	vector<int>	x;
	x.resize(n);

	int i, j;
	long	r = 0;
	vector<bool> state;
	state.resize(n);

	for (i = 0; i < n; i++)
	{
		cin >> x[i];
		state[i] = false;
	}

	int now;
	
	if (x[0] > (l - x[n - 1]))
	{
		now = 0;
		r = x[0];
		state[0] = true;
	}
	else
	{
		now = n - 1;
		r = (l - x[n - 1]);
		state[n - 1] = true;
	}

	int temp1, temp2;

	for (i = 1; i < n; i++)
	{
		temp1 = temp2 = -1;

		for (j = 1; j < n; j++)
		{
			if (now + j >= n)
			{
				if (!state[now + j - n])
				{
					//	使われていない
					temp1 = now + j - n;
					break;
				}
			}
			else
			{
				if (!state[j + now])
				{
					//	使われていない
					temp1 = j + now;
					break;
				}
			}
		}

		for (j = 1; j < n; j++)
		{
			if (now - j < 0)
			{
				if (!state[now - j + n])
				{
					//	使われていない
					temp1 = now - j + n;
					break;
				}
			}
			else
			{
				if (!state[now - j])
				{
					//	使われていない
					temp1 = now - j;
					break;
				}
			}
		}

		if (temp1 == -1 || temp2 = = -1)
		{
			break;
		}

		int r1, r2;

		r1 = x[temp1] > x[now] ? x[temp1] - x[now] : x[temp1] - (l - x[now]);
		r2 = x[temp2] < x[now] ? x[now] - x[temp2] : x[now] + (l - x[temp2]);

		if (r1 > r2)
		{
			r += r1;
			now = temp1;

		}
		else
		{
			r += r2;
			now = temp2;
		}

		state[now] = true;
	}

	printf("%ld", r);

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:89:44: error: expected primary-expression before '=' token
   89 |                 if (temp1 == -1 || temp2 = = -1)
      |                                            ^
Language: C++

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

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

	vector<int>	x;
	x.resize(n);

	int i, j;
	long	r = 0;
	vector<bool> state;
	state.resize(n);

	for (i = 0; i < n; i++)
	{
		cin >> x[i];
		state[i] = false;
	}

	int now;
	
	if (x[0] > (l - x[n - 1]))
	{
		now = 0;
		r = x[0];
		state[0] = true;
	}
	else
	{
		now = n - 1;
		r = (l - x[n - 1]);
		state[n - 1] = true;
	}

	int temp1, temp2;

	for (i = 1; i < n; i++)
	{
		temp1 = temp2 = -1;

		for (j = 1; j < n; j++)
		{
			if (now + j >= n)
			{
				if (!state[now + j - n])
				{
					//	使われていない
					temp1 = now + j - n;
					break;
				}
			}
			else
			{
				if (!state[j + now])
				{
					//	使われていない
					temp1 = j + now;
					break;
				}
			}
		}

		for (j = 1; j < n; j++)
		{
			if (now - j < 0)
			{
				if (!state[now - j + n])
				{
					//	使われていない
					temp1 = now - j + n;
					break;
				}
			}
			else
			{
				if (!state[now - j])
				{
					//	使われていない
					temp1 = now - j;
					break;
				}
			}
		}

		int r1, r2;

		r1 = x[temp1] > x[now] ? x[temp1] - x[now] : x[temp1] - (l - x[now]);
		r2 = x[temp2] < x[now] ? x[now] - x[temp2] : x[now] + (l - x[temp2]);

		if (r1 > r2)
		{
			r += r1
			now = temp1;

		}
		else
		{
			r += r2;
			now = temp2;
		}

		state[now] = true;
	}

	printf("%d", r);

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:96:32: error: expected ';' before 'now'
   96 |                         r += r1
      |                                ^
      |                                ;
   97 |                         now = temp1;
      |                         ~~~
Language: C++

#include<bits/stdc++.h>

using namespace std;

#define ll long long

ll n,nn,ll,l,curr,r,ans(0);
vector<ll> v;

int main(){
  cin>>ll>>n;
  nn = n;
  r = n-1;
  while(n--){
    cin>>l;
    v.push_back(l);
  }
  l = 0;
  curr = 0;
  while(l<=r){
    ll d1 = v[l]<curr?ll+v[l]-curr:v[l]-curr;
    ll d2 = v[r]<curr?ll+v[r]-curr:v[r]-curr;
    if(d1>d2){
      s+=d1;
      curr = v[l];
      l++;
    } else {
      s+=d2;
      curr = v[r];
      r--;
    }
  }
  cout<<s;
}
    

    
    
    


Compiler output:
a.cc:5:12: error: expected unqualified-id before 'long'
    5 | #define ll long long
      |            ^~~~
a.cc:7:9: note: in expansion of macro 'll'
    7 | ll n,nn,ll,l,curr,r,ans(0);
      |         ^~
a.cc: In function 'int main()':
a.cc:5:12: error: expected primary-expression before 'long'
    5 | #define ll long long
      |            ^~~~
a.cc:11:8: note: in expansion of macro 'll'
   11 |   cin>>ll>>n;
      |        ^~
a.cc:13:3: error: 'r' was not declared in this scope
   13 |   r = n-1;
      |   ^
a.cc:15:10: error: 'l' was not declared in this scope
   15 |     cin>>l;
      |          ^
a.cc:18:3: error: 'l' was not declared in this scope
   18 |   l = 0;
      |   ^
a.cc:19:3: error: 'curr' was not declared in this scope
   19 |   curr = 0;
      |   ^~~~
a.cc:5:12: error: expected primary-expression before 'long'
    5 | #define ll long long
      |            ^~~~
a.cc:21:23: note: in expansion of macro 'll'
   21 |     ll d1 = v[l]<curr?ll+v[l]-curr:v[l]-curr;
      |                       ^~
a.cc:21:23: error: expected ':' before 'long'
   21 |     ll d1 = v[l]<curr?ll+v[l]-curr:v[l]-curr;
      |                       ^
      |                       :
a.cc:5:12: error: expected primary-expression before 'long'
    5 | #define ll long long
      |            ^~~~
a.cc:21:23: note: in expansion of macro 'll'
   21 |     ll d1 = v[l]<curr?ll+v[l]-curr:v[l]-curr;
      |                       ^~
a.cc:5:12: error: expected primary-expression before 'long'
    5 | #define ll long long
      |            ^~~~
a.cc:22:23: note: in expansion of macro 'll'
   22 |     ll d2 = v[r]<curr?ll+v[r]-curr:v[r]-curr;
      |                       ^~
a.cc:22:23: error: expected ':' before 'long'
   22 |     ll d2 = v[r]<curr?ll+v[r]-curr:v[r]-curr;
      |                       ^
      |                       :
a.cc:5:12: error: expected primary-expression before 'long'
    5 | #define ll long long
      |            ^~~~
a.cc:22:23: note: in expansion of macro 'll'
   22 |     ll d2 = v[r]<curr?ll+v[r]-curr:v[r]-curr;
      |                       ^~
a.cc:24:7: error: 's' was not declared in this scope
   24 |       s+=d1;
      |       ^
a.cc:28:7: error: 's' was not declared in this scope
   28 |       s+=d2;
      |       ^
a.cc:33:9: error: 's' was not declared in this scope
   33 |   cout<<s;
      |         ^
Language: Java

import java.util.*;
public class B30G {
	public static void main(String args[]) {
		Scanner sc = new Scanner(System.in);
		long l = sc.nextLong();
		int n = sc.nextInt();
		long[] dis = new long[n+1];
		long[] sum = new long[n+1];
		for(int i=1; i<=n; i++) {
			dis[i] = sc.nextLong();
			sum[i] = sum[i-1] + dis[i];
		}

		long ans = 0;
		for(int i=1; i<=n; i++) { // i is the pivot
			// hitting pivot from right
			int right = Math.min(i-1, n-i);
			int left = Math.min(i, n-i);
			ans = Math.max(ans, dis[i] + (sum[i-1] - sum[i-1-right])*2 + left *2*l - 2*(sum[left+i] - sum[i]));
			// hitting pivot from left
			right = Math.min(i-1, n-i+1);
			left = Math.min(n-i, i-1);
			ans = Math.max(ans, l-dis[i] + (sum[i-1] - sum[i-1-right])*2 + left *2*l - 2*(sum[left+i] - sum[i]));
//			System.out.println(ans);
		}
		System.out.println(ans);
	}
}

Compiler output:
Main.java:2: error: class B30G is public, should be declared in a file named B30G.java
public class B30G {
       ^
1 error
Language: C++

//By MagicSpark
/*
Problem:AGC030B
Main Idea:greedy
Status:
*/
#include<bits/stdc++.h>
#define int long long
//#include<ext/pb_ds/assoc_container.hpp>
#pragma comment(linker, "/STACK:16000000")
//#define map gp_hash_table
#define PI 3.1415926535897932384626433832795028841971693993751058209749445923078164062862089986280348253421170679
using namespace std;
//using namespace __gnu_pbds;
const int inf=0x3f3f3f3f;
const long long inf2=0x3f3f3f3f3f3f3f3f;
const double eps=1e-6;
const int mod=1000000007;
typedef long long ll;
namespace fastio{
	char in[100000];
	int itr=0,llen=0;
	char get(){
		if(itr==llen)llen=fread(in,1,100000,stdin),itr=0;
		if(llen==0)return EOF;
		return in[itr++];
	}
	char out[100000];
	int itr2=0;
	void put(char c){
		out[itr2++]=c;
		if(itr2==100000){
			fwrite(out,1,100000,stdout);
			itr2=0;
		}
	}
	int clear(){
		fwrite(out,1,itr2,stdout);
		itr2=0;
		return 0;
	}
	int getint(){
    	int r=0; bool ng=0; char c; c=get();
    	while (c!='-'&&(c<'0'||c>'9')) c=get();
   		if (c=='-') ng=1, c=get();
    	while (c>='0'&&c<='9') r=r*10+c-'0', c=get();
    	return ng?-r:r;
	}
	string getstr(){
		string ret="";
		char ch=get();
		while(ch==' '||ch=='\n')ch=get();
		while(ch!=' '&&ch!='\n')ret.push_back(ch),ch=get();
		return ret;
	}
	void putstr(string s){
		for(int i=0;i<s.size();i++)put(s[i]);
	}
	void putint(int x){
		if(x==0){
			put('0');
			return;
		}
		char c[20];int pos=0;
		while(x){
			c[pos++]='0'+x%10;
			x/=10;
		}
		for(int i=pos-1;i>=0;i--)put(c[i]);
	}
}
#define N 200010
using namespace fastio;
#define fastio
int n;
int a[N];
ll sum[N];
ll getsum(int l,int r){
	return sum[r+1]-sum[l];
}
void getarr(int arrname[],int size){
	for(int i=0;i<size;i++)arrname[i]=getint();
}
ll ans;
int L;
int main(){
	L=getint();n=getint();
	getarr(a,n);
	for(int i=1;i<=n;i++)sum[i]=sum[i-1]+a[i-1];
	for(int i=1;i<n;i++){
		int len=min(i,n-i);
		ans=max(ans,2ll*(getsum(i-len,i-1)+1ll*len*L-getsum(i,i+len-1))-min(a[i-1],L-a[i]));
		len=min(i-1,n-i);
		ans=max(ans,2ll*(getsum(i-len-1,i-1)+1ll*len*L-getsum(i,i+len-1))-a[i-1]);
		len=min(i,n-i-1);
		ans=max(ans,2ll*(getsum(i-len,i-1)+1ll*(len+1ll)*L-getsum(i,i+len))-(L-a[i]));
	}
	cout<<ans<<endl;
	return 0;
}

Compiler output:
cc1plus: error: '::main' must return 'int'
Language: C++

#include<iostream>
#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<cmath>
#include<algorithm>
#include<vector>
using namespace std;
#define ll long long
#define MAX 200200
inline int read()
{
	int x=0;bool t=false;char ch=getchar();
	while((ch<'0'||ch>'9')&&ch!='-')ch=getchar();
	if(ch=='-')t=true,ch=getchar();
	while(ch<='9'&&ch>='0')x=x*10+ch-48,ch=getchar();
	return t?-x:x;
}
ll L,n,X[MAX],nX[MAX];
//ll f[MAX][MAX][2],ans;
ll ans,Sl[MAX],Sr[MAX];
ll S1(int l,int r){return Sl[r]-Sl[l-1];}
ll S2(int l,int r){return Sr[r]-Sr[l-1];}
void Calc()
{
	for(int i=1;i<=n/2;++i)
	{
		int L=i,R=i,pos=n-L-R;
		ans=max(ans,S1(pos+1,pos+R)*2+S2(pos+R+2,n)*2+nX[pos+R+1]);
		ans=max(ans,2*X[pos]+S1(pos+1,pos+R-1)*2+X[pos+R]+S2(pos+R+1,n)*2);
		if(i+i<n)
		{
			L=i+1,R=i,pos=n-L-R;
			ans=max(ans,2*X[pos]+S1(pos+1,pos+R)*2+S2(pos+R+2,n)*2+nX[pos+R+1]);
			L=i,R=i+1,pos=n-L-R;
			ans=max(ans,S1(pos+1,pos+R-1)*2+X[pos+R]+S2(pos+R+1,n)*2);
		}
	}
}
int main()
{
	L=read();n=read();
	for(int i=1;i<=n;++i)X[i]=read(),nX[i]=L-X[i];
	//memset(f,-63,sizeof(f));f[0][0][0]=f[0][0][1]=0;
	ans=max(ans,max(L-X[1],X[n
	for(int i=1;i<=n;++i)Sl[i]=Sl[i-1]+X[i];
	for(int i=1;i<=n;++i)Sr[i]=Sr[i-1]+nX[i];
	Calc();
	swap(X,nX);reverse(&X[1],&X[n+1]);reverse(&nX[1],&nX[n+1]);
	for(int i=1;i<=n;++i)Sl[i]=Sl[i-1]+X[i];
	for(int i=1;i<=n;++i)Sr[i]=Sr[i-1]+nX[i];
	Calc();
	cout<<ans<<endl;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:45:35: error: expected ']' before 'for'
   45 |         ans=max(ans,max(L-X[1],X[n
      |                                   ^
      |                                   ]
   46 |         for(int i=1;i<=n;++i)Sl[i]=Sl[i-1]+X[i];
      |         ~~~                        
a.cc:45:35: error: expected ')' before 'for'
   45 |         ans=max(ans,max(L-X[1],X[n
      |                        ~          ^
      |                                   )
   46 |         for(int i=1;i<=n;++i)Sl[i]=Sl[i-1]+X[i];
      |         ~~~                        
a.cc:46:21: error: 'i' was not declared in this scope
   46 |         for(int i=1;i<=n;++i)Sl[i]=Sl[i-1]+X[i];
      |                     ^
Language: C++

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

using LL = long long;
const int maxn = 2200;
LL dp[maxn][maxn][2];
int n;
LL x[maxn], L;

LL dfs(int l, int r, int pos) {
  if(l == r) return 0;
  if(~dp[l][r][pos]) return dp[l][r][pos];
  LL ret = 0;
  if(pos == 0) {
    ret = max(dfs(l+1, r, 0)+x[l+1]-x[l], dfs(l+1, r, 1)+x[l]+L-x[r]);
  }
  else {
    ret = max(dfs(l, r-1, 0)+L-x[r]+x[ls], dfs(l, r-1, 1)+x[r]-x[r-1]);
  }
  return dp[l][r][pos] = ret;
}

signed main() {
  // freopen("in", "r", stdin);
  while(~scanf("%lld%d",&L,&n)) {
    for(int i = 1; i <= n; i++) {
      scanf("%lld",&x[i]);
    }
    memset(dp, -1, sizeof dp);
    printf("%lld\n", max(x[1]+dfs(1, n, 0), L-x[n]+dfs(1, n, 1)));
  }
  return 0;
}


Compiler output:
a.cc: In function 'LL dfs(int, int, int)':
a.cc:18:39: error: 'ls' was not declared in this scope; did you mean 'l'?
   18 |     ret = max(dfs(l, r-1, 0)+L-x[r]+x[ls], dfs(l, r-1, 1)+x[r]-x[r-1]);
      |                                       ^~
      |                                       l
Language: C++

#include <iostream>
#include <vector>
#include <map>

using ull = unsigned long long;
using key_t = std::tuple<size_t, size_t, size_t>;

ull solv(size_t L, size_t loc, size_t ccw, size_t cw,
         std::vector<size_t> const& X, std::map<key_t, ull>& memo) {
  key_t key = std::make_tuple(loc, ccw, cw);
  if (memo.count(key) > 0) return memo.at(key);

  auto dist_ccw = (L + X[ccw] - loc) % L;
  auto dist_cw = (L + loc - X[cw]) % L;

  if (ccw == cw) return std::max(dist_ccw, dist_cw);

  auto rest_ccw = solv(L, X[ccw], ccw+1, cw, X, memo);
  auto rest_cw = solv(L, X[cw], ccw, cw-1, X, memo);

  auto ans = std::max(dist_ccw + rest_ccw, dist_cw + rest_cw);
  memo.insert(std::make_pair(key, ans));

  return ans;
}

int main() {
  size_t L, N;

  std::cin >> L >> N;

  std::vector<size_t> X(N);

  for (size_t i=0; i<N; i++) {
    std::cin >> X[i];
  }

  std::map<key_t, ull> memo;

  std::cout << solv(L, 0, 0, N-1, X, memo) << std::endl;

  return 0;
}


Compiler output:
a.cc:6:7: error: conflicting declaration 'using key_t = class std::tuple<long unsigned int, long unsigned int, long unsigned int>'
    6 | using key_t = std::tuple<size_t, size_t, size_t>;
      |       ^~~~~
In file included from /usr/include/stdlib.h:514,
                 from /usr/include/c++/14/cstdlib:79,
                 from /usr/include/c++/14/ext/string_conversions.h:43,
                 from /usr/include/c++/14/bits/basic_string.h:4154,
                 from /usr/include/c++/14/string:54,
                 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/x86_64-linux-gnu/sys/types.h:121:17: note: previous declaration as 'typedef __key_t key_t'
  121 | typedef __key_t key_t;
      |                 ^~~~~
a.cc: In function 'ull solv(size_t, size_t, size_t, size_t, const std::vector<long unsigned int>&, std::map<int, long long unsigned int>&)':
a.cc:10:30: error: cannot convert 'std::tuple<long unsigned int, long unsigned int, long unsigned int>' to 'key_t' {aka 'int'} in initialization
   10 |   key_t key = std::make_tuple(loc, ccw, cw);
      |               ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
      |                              |
      |                              std::tuple<long unsigned int, long unsigned int, long unsigned int>
Language: C

#include<stdio.h>

int i,j;
	int L,N;
	int X[200001]={0};
	int cnt=0;
	int le,ri;

void ido(int LEF,int RIG,int o){
if(LEF<=RIG){
le= (o<LEF) ? X[LEF]-X[o]:L-(X[o]-X[LEF]);
ri= (o<LEF) ? L-(X[RIG]-X[o]):X[o]-X[RIG];

if(le>ri){
cnt += le;ido(LEF+1,RIG,LEF);
}else if(le<ri){
cnt += ri;ido(LEF,RIG-1,RIG);
}else{cnt += (ido(LEF+1,RIG,LEF)>ido(LEF,RIG-1,RIG)) ? ido(LEF+1,RIG,LEF):ido(LEF,RIG-1,RIG)};
}
}

int main()
{
	scanf("%d %d",&L,&N);
	for(i=1;i<=N;i++){
	scanf("%d",&X[i]);
	}
	
	ido(1,N,0);
 
	printf("%d\n",cnt);
 
	return 0;
}

Compiler output:
main.c: In function 'ido':
main.c:18:15: error: void value not ignored as it ought to be
   18 | }else{cnt += (ido(LEF+1,RIG,LEF)>ido(LEF,RIG-1,RIG)) ? ido(LEF+1,RIG,LEF):ido(LEF,RIG-1,RIG)};
      |               ^~~~~~~~~~~~~~~~~~
main.c:18:34: error: void value not ignored as it ought to be
   18 | }else{cnt += (ido(LEF+1,RIG,LEF)>ido(LEF,RIG-1,RIG)) ? ido(LEF+1,RIG,LEF):ido(LEF,RIG-1,RIG)};
      |                                  ^~~~~~~~~~~~~~~~~~
main.c:18:93: error: expected ';' before '}' token
   18 | }else{cnt += (ido(LEF+1,RIG,LEF)>ido(LEF,RIG-1,RIG)) ? ido(LEF+1,RIG,LEF):ido(LEF,RIG-1,RIG)};
      |                                                                                             ^
      |                                                                                             ;