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

#include <stdlib.h>
#include <iostream>
#include <map>
#include <algorithm>
#include<vector>
using namespace std;

int logic(int X, int K, int D)
{
  int x = abs(X);
  if((x- K*D) > 0)
  {
    return (x-K*D);
  }
  
  int turn = 0;
  while(turn < K && x > 0)
  {
    x = x-D;
    turn++;
  }
  if(abs(x+D) > abs(x))
  {
	return x;
  }
  return x+D;
}
  

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

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define rep(i,n) for(ll i = 0; i<n; i++)
int main()
{
	ll X,K,D,Xze;
	cin >> X >> K >> D;
	ll guki = K%2;
	if(X<0)
		Xze = X*(-1)
	else
		Xze = X;

	if(Xze<=K*D){
		ll amari = X%K;
		ll shou = (X-amari)/K;
		if(shou%2 == guki)
			cout << amari;
		else
			cout << K-amari;
	}
	else{
//		cout << 2 << "\n";
		cout << X - K*D;
	}


	cin >> X;
	
	return 0;	
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:29: error: expected ';' before 'else'
   11 |                 Xze = X*(-1)
      |                             ^
      |                             ;
   12 |         else
      |         ~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define rep(i,n) for(ll i = 0; i<n; i++)
int main()
{
	ll X,K,D;
	cin >> X >> K >> D;
	ll guki = K%2;
	if(X<0)
		Xze = X*(-1)
	else
		Xze = X;

	if(Xze<=K*D){
		ll amari = X%K;
		ll shou = (X-amari)/K;
		if(shou%2 == guki)
			cout << amari;
		else
			cout << K-amari;
	}
	else{
//		cout << 2 << "\n";
		cout << X - K*D;
	}


	cin >> X;
	
	return 0;	
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:17: error: 'Xze' was not declared in this scope
   11 |                 Xze = X*(-1)
      |                 ^~~
a.cc:15:12: error: 'Xze' was not declared in this scope
   15 |         if(Xze<=K*D){
      |            ^~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  bool ans=0;
  long long s,k,d;
  cin>>s>>k>>d;
  long long o=s/d,p=s%d,q=d-p;
  if(q<p){
    o++;
    ans=1;
  }
  long long x=k%o.y=k%2;
  if(y==1){
    if(ans=1)
      cout<<p<<endl;
    else
      cout<<q<<endl;
  }
  else{
    if(ans==0)
      cout<<p<<endl;
    else
      cout<<q<<endl;
  }
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:19: error: request for member 'y' in 'o', which is of non-class type 'long long int'
   12 |   long long x=k%o.y=k%2;
      |                   ^
a.cc:13:6: error: 'y' was not declared in this scope
   13 |   if(y==1){
      |      ^
Language: C++

#include <iostream>

using namespace std;

int main(void){

  long long X, K, D;
  long long DD, preDD;
  long long ans = 1000000000000000;

  cin >> X >> K >> D;

  for(int i=0; i<=K; i++){
    DD = D * i - D * (K-i);
    if((preDD<0 && DD<preDD) || (preDD>0 && DD>preDD)) break;
    if(a<0) a*=-1;
    if(a<ans) ans = a;
    if(ans==0) break;
    preDD = DD;
  }

  ans = X + DD;

  cout << ans << endl;

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:8: error: 'a' was not declared in this scope
   16 |     if(a<0) a*=-1;
      |        ^
a.cc:17:8: error: 'a' was not declared in this scope
   17 |     if(a<ans) ans = a;
      |        ^
Language: C++


#include <bits/stdc++.h>
#include <cstdio>
#include <cstring>
#include <cmath>
#include <cstring>
#include <chrono>
#include <complex>
#define endl "\n"
#define ll long long int
#define vi vector<int>
#define vll vector<ll>
#define vvi vector < vi >
#define pii pair<int,int>
#define pll pair<long long, long long>
#define mod 1000000007
#define inf 1000000000000000001;
#define all(c) c.begin(),c.end()
#define mp(x,y) make_pair(x,y)
#define mem(a,val) memset(a,val,sizeof(a))
#define eb emplace_back
#define f first
#define s second

using namespace std;

int main()
{
	std::ios::sync_with_stdio(false);
	ll x;
	cin >> x;
	ll k;
	cin >> k;
	ll d;
	cin >> d;
	ll m = abs(x) / d;
	if (m >= k)
	{
		cout << (x < 0 ? -x - d * k : x - d * k) << endl;
		break;
	}
	else if (x < 0) {
		x += m * d;
		k -= m;
		if (k % 2 == 0) {
			cout << (min(-x, x + d)) << endl;
		} else {
			cout << (min(abs(-x + d), abs(-x - d))) << endl;
		}
	} else {
		x -= m * d;
		k -= m;
		if (k % 2 == 0) {
			cout << (min(x, d - x)) << endl;
		} else {
			cout << (min(abs(x + d), abs(x - d))) << endl;
		}
	}

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:40:17: error: break statement not within loop or switch
   40 |                 break;
      |                 ^~~~~
Language: C++


#include <bits/stdc++.h>
#include <cstdio>
#include <cstring>
#include <cmath>
#include <cstring>
#include <chrono>
#include <complex>
#define endl "\n"
#define ll long long int
#define vi vector<int>
#define vll vector<ll>
#define vvi vector < vi >
#define pii pair<int,int>
#define pll pair<long long, long long>
#define mod 1000000007
#define inf 1000000000000000001;
#define all(c) c.begin(),c.end()
#define mp(x,y) make_pair(x,y)
#define mem(a,val) memset(a,val,sizeof(a))
#define eb emplace_back
#define f first
#define s second

using namespace std;

int main()
{
	std::ios::sync_with_stdio(false);
	ll x;
	cin >> x;
	ll k;
	cin >> k;
	ll d;
	cin >> d;
	ll m = abs(x) / d;
	if (m >= k)
	{
		cout << (x < 0 ? -x - d * k : x - d * k) << endl;
		break
	}
	else if (x < 0) {
		x += m * d;
		k -= m;
		if (k % 2 == 0) {
			cout << (min(-x, x + d)) << endl;
		} else {
			cout << (min(abs(-x + d), abs(-x - d))) << endl;
		}
	} else {
		x -= m * d;
		k -= m;
		if (k % 2 == 0) {
			cout << (min(x, d - x)) << endl;
		} else {
			cout << (min(abs(x + d), abs(x - d))) << endl;
		}
	}

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:40:17: error: break statement not within loop or switch
   40 |                 break
      |                 ^~~~~
a.cc:40:22: error: expected ';' before '}' token
   40 |                 break
      |                      ^
      |                      ;
   41 |         }
      |         ~
Language: C++

x, k, d = map(int, input().split())

if k * d <= x:
    print(x - k * d)
    os.exit()

r = x % d
cnt = (x - r) / d
k -= cnt
if k % 2 == 0:
    print(r)
else:
    print(math.abs(r - d))


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

x, k, d = map(int, input().split())
ans = min(abs(x + k * d), abs(x - k * d))
t = x // d
for i in range(t - 10, t + 10):
    if abs(i) <= k and abs(i) % 2 == k % 2:
        ans = min(ans,abs(x + i * d))
print(ans)

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

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;

ll x, k ,d;

bool f(ll a) {
    ld ret = (ld)x/(ld)d;
    return ret<=(k-2*a);
}

int main() {
    cin>>x>>k>>d;
    ll lo=-k, hi=k,ans = 0, mid;
    while(lo<=hi) {
       mid=(lo+hi)/2;
       if(f(mid)) ans=mid, lo=mid+1;
       else hi=mid-1;
    }
    // cout<<ans<<endl;
    if(ans+1<=k) cout<<min(abs(x+2*(ans)*d-k*d), abs(x+2*(ans+1)*d-k*d))<<endl;
    if(ans-1>=0) cout<<min(abs(x+2*(ans)*d-k*d), abs(x+2*(ans-1)*d-k*d))<<endl
    else cout<<abs(x+2*(ans)*d-k*d)<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:23:79: error: expected ';' before 'else'
   23 |     if(ans-1>=0) cout<<min(abs(x+2*(ans)*d-k*d), abs(x+2*(ans-1)*d-k*d))<<endl
      |                                                                               ^
      |                                                                               ;
   24 |     else cout<<abs(x+2*(ans)*d-k*d)<<endl;
      |     ~~~~
Language: C++

#include<bits/stdc++.h>
#define INF 2000000000
#define MOD 1000000007
#define EPS (1e-10)

using namespace std;

int main(int argc, char *argv[]) {

	long X,K,D; cin >> X >> K >> D;

	long ans = 0;
	if (abs(X) >= K * D ) {
		ans = abs(X) - (K * D);
	}else {
		long temae_made = (abs(X) / D);
		K -= temae_made;
		ans = abs(X) - (temae_made * D);		
		if (K % 2 == 1) {
			ans = D - ans
		}
	}
	cout << ans << endl;

		

	return 0;
}


Compiler output:
a.cc: In function 'int main(int, char**)':
a.cc:20:38: error: expected ';' before '}' token
   20 |                         ans = D - ans
      |                                      ^
      |                                      ;
   21 |                 }
      |                 ~
Language: C

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <math.h>
#include <limits.h>
#include <time.h>
long long minim(long long a, long long b) { return a < b ? a : b; }
int main(){
    long long i,x,k,d,modd2,ans,modk2;
    scanf("%lld %lld %lld",&x,&k,&d);
    modk2=k%2;
    x=llabs(x);
    if(x-k*d>=-d){
        ans=llabs(x-k*d);
        printf("%lld",ans);
        return 0;
    if(-d>x-k*d && x-k*d>=-3*d){
        ans=llabs(x-(k-2)*d);
        printf("%lld",ans);
        return 0;
    }
    modd2=(x/d)%2;
    if(modk2==modd2)ans=x%d;
    else ans=llabs(x%d-d);
    printf("%lld",ans);
    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:27:1: error: expected declaration or statement at end of input
   27 | }
      | ^
Language: Java

public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);

		long x = sc.nextLong();
		long k = sc.nextLong();
		long d = sc.nextLong();

		long ans;

		if (Math.abs(x) >= k * d) {
			ans = Math.abs(x) - k * d;
		} else {
			long tmp = Math.abs(x) % d;
			long remain = k - Math.abs(x) / d;

			//System.out.println("REMAIN:" + remain);

			if (d - tmp < tmp) {
				ans = d - tmp;
				remain--;
			} else {
				ans = tmp;
			}

			if (remain % 2 == 1) {
				ans = d - ans;
			}

		}

		System.out.println(ans);

		sc.close();
	}

}

Compiler output:
Main.java:5: error: cannot find symbol
		Scanner sc = new Scanner(System.in);
		^
  symbol:   class Scanner
  location: class Main
Main.java:5: error: cannot find symbol
		Scanner sc = new Scanner(System.in);
		                 ^
  symbol:   class Scanner
  location: class Main
2 errors
Language: C++

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

int main() {
	ll x,k,d;
	cin >> x>>k>>d;
	if (x<=0) {
		x *= -1;
	}

	if (x>=k*d) {
		cout << abs(x - k * d);
		return 0;
	}

	else {
		ll m;
		while (x>=0) {
			x -= d;
			k--;
			m = x + d;
		}
		if (k % 2 == 0) {
			cout << abs(x);
			return 0;
		}
		else {
			cout << abs(m)
			return 0;
		}
		
	}


	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:29:39: error: expected ';' before 'return'
   29 |                         cout << abs(m)
      |                                       ^
      |                                       ;
   30 |                         return 0;
      |                         ~~~~~~
Language: C++

#include <bits/stdc++.h>
#define Int long long
#define all(x) begin(x),end(x)
#define endl "\n"
#define cy cout << "YES"<<endl 
#define cn cout<<"NO"<<endl
#define elif else if

using namespace std;

int main () {
    Int x; cin >> x;
    Int k; cin >> k;
    Int d; cin >> d;
    while(k--){
			x = abs(x-d)
		}
    return 0;
    
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:37: error: expected ';' before '}' token
   16 |                         x = abs(x-d)
      |                                     ^
      |                                     ;
   17 |                 }
      |                 ~
Language: C++

#include <bits/stdc++.h>
using namespace std;
     
  int main(){
    long long X, K, D;
    long long a, b;
    cin >> X >> K >> D;
    while(K!=0){
      if(X>=0){
        X -= D;
      }
      else{
        X += D;
      }
      if(K%2==0){
        a = X;
      }
      else{
        b = X;
      }
      if(X==a){
        break;
      }
      if(X==b){
        break;
      }
      K--;
    }

    if(K>0){
      if(K%2==0){
        X = a;
      }
      else{
        X = b;
      }
      
    if(X<0){
      X = -X;
    }
    cout << X;
    
}


Compiler output:
a.cc: In function 'int main()':
a.cc:43:2: error: expected '}' at end of input
   43 | }
      |  ^
a.cc:4:13: note: to match this '{'
    4 |   int main(){
      |             ^
Language: C++

# include <bits/stdc++.h>
using namespace std; 
int main(){
  long long int x, d, a, b,y, k,temp,ans,p,q; 
  cin>>x>>k>>d; 
  temp=abs(x);
  a=ceil((double)temp/d);
  b=temp/d;
 // cout<<a<<" "<<b; 
  y=x;
  if(b>=k){
    if(x<0){
      x=x+(k*d);
    }
    else{
      x=x-(k*d);
    }
    cout<<x;
    return 0;
  }
  if(x<0){
    x=x+(a*d);
    y=y+(b*d);
  }
  else{
    x=x-(a*d);
    y=y-(b*d);
  }
  ans=min(abs(x),abs(y));
  //cout<<ans; 
  if(abs(x)<abs(y))))){
    k=k-a; 
  }
  else
  if(abs(x)>abs(y)){
    k=k-b; 
  }
  else{
    p=k-a; 
    q=k-b; 
    if(p%2==0 || q%2==0){
       k=2;
    }
    else{
      p=x-d;
      q=x+d;
      ans=min(abs(p),abs(q));
    }
  }
  if(k%2==0){
    ans=abs(ans);
    cout<<ans;
  }
  else{
    cout<<max(abs(x),abs(y));
  }
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:31:20: error: expected primary-expression before ')' token
   31 |   if(abs(x)<abs(y))))){
      |                    ^
Language: C++

#include <iostream>
using namespace std;

int main() {
  long long x, k, d;
  cin >> x;
  cin >> k;
  cin >> d;
  int i;
  long long val = 100000000000000000;

  /*
  for(i=1; i<=k; i++){
    if(x>0){
      
    }else{
      long long t = abs(x + d*i);
      if(t < val) val = t;
      else break;
    }
  }
  long long count = k - i + 1;
  if(count %2 == 0) cout << val << endl;
  else cout << abs(x-d*(i-2)) << endl;
  */


  
    if(k%2==0){
      for(int i=0; i <=k ; i+=2){
        long long t;
        if(x > 0) t = abs(x - d * i);
        else t = abs(x + d * i);
        
        if(t < val) val = t;
        else break;
      }
    }else{
      for(int i=1; i <= k ; i+=2){
        long long t;
        if(x > 0) t = abs(x - d * i);
        else t = abs(x + d * i);
        if(t < val) val = t;
        else break;
      }

    }    


Compiler output:
a.cc: In function 'int main()':
a.cc:47:6: error: expected '}' at end of input
   47 |     }
      |      ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
#define max3(a,b,c) max(a,max(b,c))
#define max4(a,b,c,d)   max(a,max(b,max(c,d)))
#define min3(a,b,c) min(a,min(b,c))
#define min4(a,b,c,d)   min(a,min(b,min(c,d)))
#define yes cout<<"YES"<<nl
#define no  cout<<"NO"<<nl
#define nl  '\n'
#define tr ios::sync_with_stdio(false),cin.tie(0),cout.tie(0)
#define tst int t;cin>>t;while(t--)
#define     Max             1000000000000000014
#define     Min             -1000000000000000014
#define     PI              3.1415926535897
#define     Fr               first
#define     Se               second
#define     all(v)          v.begin(),v.end()
#define     mem(a,v)        memset(a,v,sizeof(a))
#define     space            ' '
#define COUT(v) for(auto it:v)cout<<it<<space;cout<<nl;
/*error cheaking method starts from here */
#define error(args...) { string _s = #args; replace(_s.begin(), _s.end(), ',', ' '); stringstream _ss(_s); istream_iterator<string> _it(_ss); err(_it, args); }

void err(istream_iterator<string> it) {}
template<typename T, typename... Args>
void err(istream_iterator<string> it, T a, Args... args) {
cerr << *it << " = " << a << endl;
err(++it, args...);
}
/*error cheaking method ebds here */

#define vi    vector<int>
#define    vl    vector<ll>
#define    si    set<int>
#define    sl    set<ll>
#define    msi    multiset<int>
#define    msl    multiset<ll>
#define    pii    pair<int,int>
#define    pil    pair<int,ll>
#define    pli    pair<ll,int>
#define    pll    pair<ll,ll>
#define    mp    make_pair
#define    pb    push_back
int main()
{
    ll x,k,d;
    cin>>x>>k>>d;
   ll m=x/d;
   if(m==1&&x==d)
   {
       if(k%2==0)
            cout<<x;
       else
        cout<<0;
   }
   else
   {
       if(m<k)
       {
           if(x>0)
           x-=(m*d);k-=m;
            else
           x+=(m*d);k-=m;
       }
       else
       {
           if(x>0)
           x-=(k*d);k=0;
           else
           x+=(k*d);k=0;
       }
       cout<<x;
   }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:64:13: error: expected '}' before 'else'
   64 |             else
      |             ^~~~
a.cc:61:8: note: to match this '{'
   61 |        {
      |        ^
a.cc:67:8: error: 'else' without a previous 'if'
   67 |        else
      |        ^~~~
a.cc:71:12: error: 'else' without a previous 'if'
   71 |            else
      |            ^~~~
a.cc: At global scope:
a.cc:76:1: error: expected declaration before '}' token
   76 | }
      | ^
Language: C++

#include<bits/stdc++.h>

using namespace std;

int main(){
    long long X,K,D;
    cin >> X >> K >> D;
    long long k = K-(X/D);
    if(k==0)X %= D;
    else if(k<0){
        for(long long i=0;i<K;i++)X -= D;
    }
    else if(k>0){
        X %= D;
        if(k%2==1)X -= D;
        }
    }
    cout << abs(X) << endl;
}

Compiler output:
a.cc:18:5: error: 'cout' does not name a type
   18 |     cout << abs(X) << endl;
      |     ^~~~
a.cc:19:1: error: expected declaration before '}' token
   19 | }
      | ^
Language: C++

/*
        |_Arshit Mangukiya_|
        |_DA-IICT|
        |_201801173|
*/
        //WRITE  YOUR  CODE  HERE_//
#include<bits/stdc++.h>
using namespace std;
typedef long long int  ll;            
typedef long double ld;
typedef vector<ll> vl;
typedef pair<ll,ll> pll;
typedef pair<pll,ll> ppl;
typedef vector<pll> vpl;
#define ff first
#define ss second
#define pi acos(-1)
#define mr_ad_0501 ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define endl "\n"
#define pb push_back
#define all(a)      a.begin(),a.end()
#define f(i,a,n) for(ll i=a;i<n;i++)
#define MOD 1000000007
#define MAX 200007
#define LM LLONG_MAX
#define sz size()
#define p(x)        cout<< x << " ";
#define pe(x)       cout<< x << endl ;
#include<ext/pb_ds/assoc_container.hpp>
#include<ext/pb_ds/tree_policy.hpp>
const int N=1e5+5;

/*  bool fun(pair<int,int>a , pair<int,int>b)
            {
                if(a.ff == b.ff)    return a.ss < b.ss;
                else            return a.ff < b.ff;
            }*/
           
 /*void bfs(ll x)
 {
    queue<ll> q;
    q.push(x);
    while(!q.empty())
    {
        ll k=q.front();
        q.pop();
        for(auto X:v[k])
        {
            if(!vis[X])
            {
                l[X]=l[k]+1;
                vis[X]=1;
                q.push(X);
            }
        }
    }
 }*/
//ll i,j;
/*void dfs(ll v) {
    visited[v] = true;
    for (auto u : adj[v]) {
        if (!visited[u])
            dfs(u);
    }
}*/

ll getSetBitsFromOneToN(ll N)
{
    ll two = 2, ans = 0;
    ll n = N;
 
    while (n) {
        ans += (N / two) * (two >> 1);
 
        if ((N & (two - 1)) > (two >> 1) - 1)
            ans += (N & (two - 1)) - (two >> 1) + 1;
 
        two <<= 1;
        n >>= 1;
    }
    return ans;
}

ll binpow(ll a, ll b) {
    ll res = 1;
    while (b > 0) {
        if (b & 1)
            res = res * a;
        a = a * a;
        b >>= 1;
    }
    return res;
}

ll mod_pow(ll a,ll b,ll m)
{
    ll res = 1;
    while(b)
    {
        if(b&1)
        {
        res=(res*a) % m;
        }
        a=(a*a) % m;
        b>>=1;
    }
    return res;
}
 
ll mod_inverse(ll a)
{
	return mod_pow(a , MOD-2 , MOD);
}

void solve()
{
	ll x,k,d,a,y,z;
	cin>>x>>k>>d;
	x=abs(x);
	a=x/d;
	if(a<k)
	{
		cout<<min(abs(x-a*d),abs(x-(a+1)*d));
	}
	else cout<<min(abs(x-k*d),abs(x+k*d));

}
   
int32_t main(){
    mr_ad_0501;
    ll t=1;
    //cin >> t;
    while(t--)
    {
        solve();
    }


Compiler output:
a.cc: In function 'int32_t main()':
a.cc:136:6: error: expected '}' at end of input
  136 |     }
      |      ^
a.cc:129:15: note: to match this '{'
  129 | int32_t main(){
      |               ^
Language: C++

/*
 * a.cc:
 */

#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<cmath>
#include<iostream>
#include<string>
#include<vector>
#include<map>
#include<set>
#include<stack>
#include<list>
#include<queue>
#include<deque>
#include<algorithm>
#include<numeric>
#include<utility>
#include<complex>
#include<functional>
#include<iomanip>

using namespace std;

/* constant */

/* typedef */

/* global variables */

/* subroutines */

/* main */

int main(){
  int x,k,d;
  cin>>x>>k>>d;
  int num=x;
  for (int i=0;i<k;i++){
    num=min(abs(num-d),abs(num+d))
  }
  cout<<num<<endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:42:35: error: expected ';' before '}' token
   42 |     num=min(abs(num-d),abs(num+d))
      |                                   ^
      |                                   ;
   43 |   }
      |   ~
Language: C++

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


int main() {
  long long int X;
  long long int K;
  long long int D;
  
cin >> X >> K >> D;
  X=abs(X);
  if(log(K)+log(D)<log(X)){
    cout <<X-K*D;
  }
  else{
    if(X/K)%2==D%2){
      cout <<X%D;
    }
    else{
      cout <<D-X%D;
    }
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:12: error: expected primary-expression before '%' token
   16 |     if(X/K)%2==D%2){
      |            ^
Language: C++

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

int main() {
  int X, K, D;
  cin >> X >> K >> D;
  int minimum = X;
  for (int i = 0; i < K; i++) {
    int plus = minimum;
    plus += D;
    int minus = mimimum;
    minus -= D;
    if (plus >= 0 && minus >= 0) {
      minimum = min(plus, minus);
    }
    else if (plus >= 0 && minus < 0) {
      if (plus >= -minus) {
        minimum = minus;
      }
      else {
        minimum = plus;
      }
    }
    else if (plus < 0 && minus >= 0) {
      if (-plus >= minus) {
        minimum = minus;
      }
      else {
        minimum = plus;
      }
    }
    else {
      minimum = max(plus, minus);
    }
  }
  cout << minimum << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:17: error: 'mimimum' was not declared in this scope; did you mean 'minimum'?
   11 |     int minus = mimimum;
      |                 ^~~~~~~
      |                 minimum
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define ll long long int
#define ld long double
#define mp make_pair
#define pb push_back
#define pll pair<ll,ll>
ll INF = 1000000007;


//-----------------//
  #define amin main
//-----------------//


int amin()
{
	
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	ll t,i,j;
	ll n,k,d;
	cin>>n>>k>>d;
	n = (ll)abs(n);
	if(in/d>k)
	{
		ll h  = n - k*d;
		cout<<h<<endl;
	}
	else
	{

		k = k - n/d;

		if(k%2==0)
			cout<<n%d<<endl;
		else
			cout<<d - n%d<<endl;
		
	}
	
	
	


	
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:12: error: 'in' was not declared in this scope; did you mean 'n'?
   25 |         if(in/d>k)
      |            ^~
      |            n
Language: C++

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

int main(){
    unsigned long long x,k,d;
    cin >> x >> k >> d;
    for(unsigned long long i=0;i<k;i++){
        if(x>0){
            x-=d;
            // cout << i<<" "<<x << endl;
        }else{
            // cout << x << endl;
            if(x-i%2==1){
                break;
            }else{
                x+=d;
                break;
            }
        }
    }
    cout << abs(x);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:21:16: error: call of overloaded 'abs(long long unsigned int&)' is ambiguous
   21 |     cout << abs(x);
      |             ~~~^~~
In file included from /usr/include/c++/14/cstdlib:79,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:42,
                 from a.cc:1:
/usr/include/stdlib.h:980:12: note: candidate: 'int abs(int)'
  980 | extern int abs (int __x) __THROW __attribute__ ((__const__)) __wur;
      |            ^~~
In file included from /usr/include/c++/14/cstdlib:81:
/usr/include/c++/14/bits/std_abs.h:137:3: note: candidate: 'constexpr __float128 std::abs(__float128)'
  137 |   abs(__float128 __x)
      |   ^~~
/usr/include/c++/14/bits/std_abs.h:85:3: note: candidate: 'constexpr __int128 std::abs(__int128)'
   85 |   abs(__GLIBCXX_TYPE_INT_N_0 __x) { return __x >= 0 ? __x : -__x; }
      |   ^~~
/usr/include/c++/14/bits/std_abs.h:79:3: note: candidate: 'constexpr long double std::abs(long double)'
   79 |   abs(long double __x)
      |   ^~~
/usr/include/c++/14/bits/std_abs.h:75:3: note: candidate: 'constexpr float std::abs(float)'
   75 |   abs(float __x)
      |   ^~~
/usr/include/c++/14/bits/std_abs.h:71:3: note: candidate: 'constexpr double std::abs(double)'
   71 |   abs(double __x)
      |   ^~~
/usr/include/c++/14/bits/std_abs.h:61:3: note: candidate: 'long long int std::abs(long long int)'
   61 |   abs(long long __x) { return __builtin_llabs (__x); }
      |   ^~~
/usr/include/c++/14/bits/std_abs.h:56:3: note: candidate: 'long int std::abs(long int)'
   56 |   abs(long __i) { return __builtin_labs(__i); }
      |   ^~~
Language: C++

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

#define int long long
#define F first
#define S second
#define all(x) (x).begin(), (x).end()
#define allrev(x) (x).rbegin(), (x).rend()
#define pb push_back
#define pf push_front
#define fori(i, a, n) for(int i = a; i < n; ++i)
#define MAX(x) (*max_element(all(x)))
#define MIN(x) (*min_element(all(x)))
#define sortarr(a, n) sort(a, a + n)
#define sortvec(V) sort(all(V))

struct custom_hash {
    static uint64_t splitmix64(uint64_t x) {
        x += 0x9e3779b97f4a7c15;
        x = (x ^ (x >> 30)) * 0xbf58476d1ce4e5b9;
        x = (x ^ (x >> 27)) * 0x94d049bb133111eb;
        return x ^ (x >> 31);
    }
    size_t operator()(uint64_t x) const {
        static const uint64_t FIXED_RANDOM = chrono::steady_clock::now().time_since_epoch().count();
        return splitmix64(x + FIXED_RANDOM);
    }
};

typedef unordered_map<int, int, custom_hash> u_map;
typedef unordered_set<int, int, custom_hash> u_set;
typedef vector<int> V;
typedef pair<int , int> pairi;
typedef set<int> seti;
typedef priority_queue<int> p_queue;
typedef deque<int> deqi;

const int MOD = 1e9+7;
const int INF = 1e9+8;
const double pi = 3.14159265359;

int binpow(int a, int b, int m) {
    a %= m;
    int res = 1;
    while (b > 0) {
        if (b & 1)
            res = res * a % m;
        a = a * a % m;
        b >>= 1;
    }
    return res;
}

void solve()
{
    int x, k, d, ans = 0, z = 0;
    cin >> x >> k >> d;
    z = k;
    int m = abs(x)/d;
    if(m > k)   m = k;
    if(x < 0)   ans = d * m - x;
    else ans = x - d * m;
    k -= m;
    for(int i = 0; i < k; i++){
        ans = min({abs(ans), abs(ans + d), abs(ans - d)})
    }
    if(ans == 0 && k % 2 == 0)  cout << d << endl;
    else cout << abs(ans) << endl;
}

signed main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0), cout.tie(0);
    solve();
    cerr << "Time elapsed : " << 1.0 * clock() / CLOCKS_PER_SEC << " sec \n ";
}

Compiler output:
a.cc: In function 'void solve()':
a.cc:65:58: error: expected ';' before '}' token
   65 |         ans = min({abs(ans), abs(ans + d), abs(ans - d)})
      |                                                          ^
      |                                                          ;
   66 |     }
      |     ~
Language: C++

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

int main(void){
   long long X,K,D;
   cin>>X>>K>>D;
   long long result=X%D;
   long long temp=X%D;
   long long temp1=K-(X-temp)/D;
   if(temp1<0) cout<<X-K*D<<endl;
   else{
      if(K%2==0) cout<<result<<endl;
      else cout<<min(abs(result-D),abs(result+D))<<endl;
   }
   return 0;
}#include<bits/stdc++.h>
using namespace std;

int main(void){
   long long X,K,D;
   cin>>X>>K>>D;
   long long result=X%D;
   long long temp=X%D;
   long long temp1=K-(X-temp)/D;
   if(temp1<0) cout<<X-K*D<<endl;
   else{
      K=temp1;
      if(K%2==0) cout<<result<<endl;
      else cout<<min(abs(result-D),abs(result+D))<<endl;
   }
   return 0;
}



Compiler output:
a.cc:16:2: error: stray '#' in program
   16 | }#include<bits/stdc++.h>
      |  ^
a.cc:16:3: error: 'include' does not name a type
   16 | }#include<bits/stdc++.h>
      |   ^~~~~~~
a.cc:19:5: error: redefinition of 'int main()'
   19 | int main(void){
      |     ^~~~
a.cc:4:5: note: 'int main()' previously defined here
    4 | int main(void){
      |     ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define ll long long
#define ld long double
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; }
using P=pair<long long,long long>;
#define rep(i,n) for(long long i=0; i<(long long)n; i++)
#define req(i,n) for(long long i=n-1; i>=0; i--)
#define range(i,a,b) for(long long i=a; i<b; i++)
#define all(x) (x).begin(), (x).end()
#define sz(x) ((long long)(x).size())
#define COUT(x) cout << x << endl
#define pb push_back
#define mp make_pair
#define F first
#define S second
#define onBoard(y,x) (y>=0 && y<h && x>=0 && x<w)
#define pri_que priority_queue
#define vint vector<int>
#define vvint vector<vector<int>>
#define vi vector<int>
#define vvi vector<vector<int>>
#define vs vector<string>
#define vvc vector<vector<char>>
#define vc vector<char>
#define vp vector<pair<int,int>>
#define vb vector<bool>
#define vvb vector<vector<bool>>
#define show(x) cout<<#x<<"="<<x<<endl;
#define SUM(x) accumulate(x.begin(),x.end(),0)
#define MAX(x) *max_element(x.begin(),x.end())
#define MIN(x) *min_element(x.begin(),x.end())
#define couty cout<<"Yes"<<endl
#define coutn cout<<"No"<<endl
#define coutY cout<<"YES"<<endl
#define coutN cout<<"NO"<<endl
#define yn(x) cout<<(x?"Yes":"No")<<endl
#define YN(x) cout<<(x?"YES":"NO")<<endl
long long gcd(long long a,long long b){return b?gcd(b,a%b):a;}
long long lcm(long long a, long long b){return a/gcd(a,b)*b;}
const long long dx[8]={1,0,-1,0,1,-1,-1,1};
const long long dy[8]={0,1,0,-1,1,1,-1,-1};
const long long INF = 1e15;
const long long MOD = 1e9+7;

signed main(){
    cin.tie(nullptr);
    ios::sync_with_stdio(false);
    cout<<fixed<<setprecision(15);

    int a,b,c; cin >> a >> b >> c;
    a=abs(a);

    if(abs(a)>b*c){
        if(a>0)cout<<a-b*c<<endl;
        else cout<<(abs(a)-b*c)*-1<<endl;
        return 0;
    }
    //if(a>=0){
    if(1){
        int reach=a/c;
        if((b-reach)%2==0){
            cout<<a%c<<endl;
        }else{
            cout<<min(abs(a%c+c),abs(a%c-c))<<endl;
        }
    // }else{
    //     int reach=abs(a)/c;
    //     int c1=a+reach*c;
    //     int c2=min(abs(c1+c),abs(c1-c));
    //     if((b-reach)%2==0)cout<<abs(c1)<<endl;
    //     else cout<<c2<<endl;
    // }

    

    
}

Compiler output:
a.cc: In function 'int main()':
a.cc:80:2: error: expected '}' at end of input
   80 | }
      |  ^
a.cc:48:14: note: to match this '{'
   48 | signed main(){
      |              ^
Language: C++

#include<iostream>
using namespace std;
int main() {
    long long x, k, d;
    cin >> x >> k >> d;
    if (x > 0) {
        while (x > 0) {
            if (k == 0) {
                break;
            }
            x -= d;
            k--;
        }
        if (k > 0) {
            if (k % 2 == 0) {
                cout << x << endl;
            }
            else {
                cout << d - x << endl;
            }
        }
        else if (k == 0) {
            cout << x << endl;
        }
    }else if (x < 0){
            while (x <= 0) {
                if (k == 0) {
                    break;
                }
                x += d;
                k--;
            }
            if (k > 0) {
                if (k % 2 == 0) {
                    cout << x << endl;
                }
                else {
                    cout << x + d << endl;
                }
            }
            else if (k == 0) {
                cout << x << endl;
            }
        }
    }else{
  if(k%2 == 0){
    cout << 0 << endl;
  }else{
    cout << d << endl;
  }
}

Compiler output:
a.cc:45:6: error: expected unqualified-id before 'else'
   45 |     }else{
      |      ^~~~
Language: C++

#include <bits/stdc++.h>
#include <boost/multiprecision/cpp_int.hpp>

using namespace std;
using namespace boost::multiprecision;

typedef long long ll;
typedef unsigned long long ull;

int main(){
	int128_t X, K, D;
	cin >> X >> K >> D;

	uint128_t minAbs = numeric_limits<uint128_t>::max();
	uint128_t _abs;

	for(int128_t i = -1 * K * D; i <= K * D; i += 2 * D) {
		_abs = boost::multiprecision::abs(X + i);
		if(minAbs > _abs) {
			minAbs = _abs;
		} else {
			break;
		}
	}
	cout << minAbs << endl;

	return 0;
}

Compiler output:
a.cc:2:10: fatal error: boost/multiprecision/cpp_int.hpp: No such file or directory
    2 | #include <boost/multiprecision/cpp_int.hpp>
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include <bits/stdc++.h>
#include <boost/multiprecision/cpp_int.hpp>

using namespace std;
using namespace boost::multiprecision;

typedef long long ll;
typedef unsigned long long ull;

int main(){
	int128_t X, K, D;
	cin >> X >> K >> D;

	uint128_t minAbs = numeric_limits<uint128_t>::max();
	uint128_t _abs;

	for(int128_t i = -1 * K * D; i <= K * D; i += 2 * D) {
		_abs = abs(X + i);
		if(minAbs > _abs) {
			minAbs = _abs;
		} else {
			break;
		}
	}
	cout << minAbs << endl;

	return 0;
}

Compiler output:
a.cc:2:10: fatal error: boost/multiprecision/cpp_int.hpp: No such file or directory
    2 | #include <boost/multiprecision/cpp_int.hpp>
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include <iostream>
#include <cstring>
#include <vector>
#include <algorithm>
#include <map>
#include <cmath>
#include <unordered_map>
#include <limits>

using namespace std;

typedef long long int lli;
typedef unsigned long long int lli;

int main(){
	long double X = 0, K = 0, D = 0;
	cin >> X >> K >> D;
	lli a_min = 0, a_max = 0;
	a_min = floor(K/2 - X/(2*D));
	if (a_min<0) a_min = 0;
	a_max = ceil(K/2 - X/(2*D));
	if (a_max<0) a_max = 0;
//	cout << "a_min: " << a_min << " a_max: " << a_max << endl;
	ulli res1 = 0, res2 = 0;
	res1 = abs(X+(2*a_min-K)*D);
	res2 = abs(X+(2*a_max-K)*D);
//	cout << "res1: " << res1 << " res2: " << res2 << endl;
	cout << ((res1<res2)?res1:res2) << endl;
	return 0;
}

Compiler output:
a.cc:13:32: error: conflicting declaration 'typedef long long unsigned int lli'
   13 | typedef unsigned long long int lli;
      |                                ^~~
a.cc:12:23: note: previous declaration as 'typedef long long int lli'
   12 | typedef long long int lli;
      |                       ^~~
a.cc: In function 'int main()':
a.cc:24:9: error: 'ulli' was not declared in this scope; did you mean 'lli'?
   24 |         ulli res1 = 0, res2 = 0;
      |         ^~~~
      |         lli
a.cc:25:9: error: 'res1' was not declared in this scope
   25 |         res1 = abs(X+(2*a_min-K)*D);
      |         ^~~~
a.cc:26:9: error: 'res2' was not declared in this scope
   26 |         res2 = abs(X+(2*a_max-K)*D);
      |         ^~~~
Language: C++

#include <bits/stdc++.h>
#include <boost/multiprecision/cpp_int.hpp>

using namespace std;
using namespace boost::multiprecision;

typedef long long ll;
typedef unsigned long long ull;

int main(){
	int128_t X, K, D;
	cin >> X >> K >> D;

	uint128_t minAbs = numeric_limits<int128_t>::max();
	uint128_t _abs;

	for(int128_t i = -1 * K * D; i <= K * D; i += 2 * D) {
		_abs = abs(X + i);
		if(minAbs > _abs) {
			minAbs = _abs;
		} else {
			break;
		}
	}
	cout << minAbs << endl;

	return 0;
}

Compiler output:
a.cc:2:10: fatal error: boost/multiprecision/cpp_int.hpp: No such file or directory
    2 | #include <boost/multiprecision/cpp_int.hpp>
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define ll long long 
 
 
ll x,k,d;
int main() {
    cin>>x>>k>>d;
    
    
    if (d>=abs(x)){
        if (k%2==1) {
            cout<<abs(abs(x)-d);
        }
        else{
            cout<<abs(x);
        }
    }
    else if (to_string(k).size() + to_string(d).size()>=to_string(abs(x)).s){
        cout<<abs(x)%d;
    }
    else{
        cout<<abs(abs(x)-k*d);
    }
    
    
    
    
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:75: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 's'
   19 |     else if (to_string(k).size() + to_string(d).size()>=to_string(abs(x)).s){
      |                                                                           ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
void item()
{
    ll a,b,c,d;
    cin>>a>>b>>c>>d;
    if(d%2==0)
    {
            int cnt=0;
            if(a%2==0)
            cnt++;
            if(b%2==0)
            cnt++;
            if(c%2==0)
            cnt++;
            if(cnt>=2||cnt==0)
            {
                    cout<<"YES\n";
                    return ;
            }
            else
            {
                    cout<<"NO\n";
                    return;
            }
    }
    else
    {
            int cnt=0,k=min(a,min(b,c));
            if(a%2!=0)
            cnt++;
            if(b%2!=0)
            cnt++;
            if(c%2!=0)
            cnt++;
            if((cnt>=2&&k!=0)||cnt==0)
            {
                    cout<<"YES\n";
                    return ;
            }
            else
            {
                    cout<<"NO\n";
                    return;
            }
    }
}
int main() {
        
 ll a,b,c;
 cin>>a>>b>>c;
 if(b<a/c)
 {
         cout<<a-c*b;
         return 0;
 }
 if((b-(*a/c))%2!=0)
 cout<<abs(a-(a/c+1)*c);
 else
 cout<<abs(a-(a/c)*c);
}


Compiler output:
a.cc: In function 'int main()':
a.cc:58:9: error: invalid type argument of unary '*' (have 'll' {aka 'long long int'})
   58 |  if((b-(*a/c))%2!=0)
      |         ^~
Language: C

#include <stdio.h>
#include <stdlib.h>

#include <string.h>


int main(){
	long i,j,k;
	long X,K,D;
	scanf("%ld%ld%ld",&X,&K,&D);
	
	long S=labs(X)/D;
	if(S<K) {
		if(X>0)X -= D*S;
		else X+=D*S;
	else {
		if(X>0)
		X -=D*K;
		else X+=D*K;
		S=K;
	}
	for(i=S+1;i<K;i++){
		if(X>0){
			X-=D;
			//("X:%ld,",X);
			if(X<0)break;
		}
		else {
			X+=D;//printf("X:%ld,",X);
			if(X>0)break;
		}
	}
	//printf("i:%ld,K:%ld\n",i,K);
	if(i!=K)
	if((K-i-1)%2!=0){
		if(X>0)X-=D;
		else X+=D;
	//	printf("aX:%ld,",X);
	}
	printf("%ld\n",labs(X));
	return 0;
}


Compiler output:
main.c: In function 'main':
main.c:16:9: error: expected '}' before 'else'
   16 |         else {
      |         ^~~~
Language: C++

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

long long K, X, D;

int main(){
    cin >> X >> K >> D;
    X = abs(X);
    
    long long a = floor(X/D);
    long long ans = 0;
    
    if(a > K){
        ans = abs(X - K*D);
    }else{
        if(K%2 == a%2){
            ans = abs(X-a*D);
        }else{
            ans = abs(X-(a+1)*D);
        }
    }
    cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:5: error: 'cin' was not declared in this scope
   11 |     cin >> X >> K >> D;
      |     ^~~
a.cc:6:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    5 | #include <set>
  +++ |+#include <iostream>
    6 | using namespace std;
a.cc:26:5: error: 'cout' was not declared in this scope
   26 |     cout << ans << endl;
      |     ^~~~
a.cc:26:5: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:26:20: error: 'endl' was not declared in this scope
   26 |     cout << ans << endl;
      |                    ^~~~
a.cc:6:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
    5 | #include <set>
  +++ |+#include <ostream>
    6 | using namespace std;
Language: Java

import java.util.Scanner;
public class C {
	 public static void main(String args[]){
	    	Scanner scanner = new Scanner(System.in);

	    	long x=scanner.nextInt();
	    	long k=scanner.nextInt();
	    	long d=scanner.nextInt();

	    	long x2=x;

	    	for(int j=0;j<k;j++) {
	    		long a=x2-d;
	    		long b=x2+d;
	    		if(a<0) {
	    			 a=a-(2*a);
	    		}
	    		if(b<0) {
	    			 b=b-(2*b);
	    		}
	    		if(a<b) {
	    			x2=x2-d;
	    		}
	    		else {
	    			x2=x2+d;
	    		}
	    	}

	    		if(x2<0) {
	    			x2=x2-(2*x2);
	    		}
	    		System.out.println(x2);



	    	 }
}



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

#include <bits/stdc++.h>
#include <boost/multiprecision/cpp_int.hpp>

using namespace std;
using namespace boost::multiprecision;

typedef long long ll;
typedef unsigned long long ull;

int main(){
	int128_t X, K, D;
	cin >> X >> K >> D;

	uint128_t minAbs = (uint128_t)-1;
	uint128_t _abs;

	for(int128_t i = -1 * K * D; i <= K * D; i += 2 * D) {
		_abs = abs(X + i);
		if(minAbs > _abs) {
			minAbs = _abs;
		} else {
			break;
		}
	}
	cout << minAbs << endl;

	return 0;
}

Compiler output:
a.cc:2:10: fatal error: boost/multiprecision/cpp_int.hpp: No such file or directory
    2 | #include <boost/multiprecision/cpp_int.hpp>
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
compilation terminated.
Language: C++

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

const int MOD = 1000000007;
const int INF = 1e9;

int main(){
  long long x;
  long long k, d;
  cin >> x >> k >> d;

  long long now = x;
  long long ans = 0;

  long long cnt = 0;
  if(now >= 0){
    cnt = now / d;
    if(k >= cnt){
      now = now - d * cnt;
      cnt = k - cnt;
      if((k-cnt)%2 == 0){
        ans = now;
      }else{
        ans = d - now;
      }
    }else{
      ans = now - k * d;
    }
  }else if(now < 0){
    now = -1 * now;
    cnt = now / d;
    if(k >= cnt){
      now = now - d * cnt;
      cnt = k - cnt;
      if((k-cnt)%2 == 0){
        ans = now
      }else{
        ans = d - now;
      }
    }else{
      ans = now - k * d;
    }

    // cnt = - now / d;
    // if(k > cnt){
    //   now = now + d * cnt;
    //   if((k-cnt)%2 == 0){
    //     ans = abs(now);
    //   }else {
    //     ans = abs(now + d);
    //   }
    // }else{
    //   ans = abs(now + k * d);
    // }
  }
  cout << ans << endl;

  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:36:18: error: expected ';' before '}' token
   36 |         ans = now
      |                  ^
      |                  ;
   37 |       }else{
      |       ~
Language: C++

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

int main(){
  long long x,k,d;
  cin>>x>>k>>d;
  long long n=x/d;
  long long m=min(k,n)
  x-=d*m;
  if((k-m)%2==0) cout<<x;
  else cout<<abs(x-d);
}
    
  

Compiler output:
a.cc: In function 'int main()':
a.cc:9:3: error: expected ',' or ';' before 'x'
    9 |   x-=d*m;
      |   ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
const ll MX = 1e18;  // 1(1倍)e(指数)18(10^18)
int main() {
    ll x, k, d;
    scanf("%lld%lld%lld", &x, &k, &d);
    ll ans = MX;
    for (int bit = 0; bit < (1 << k); bit++) {  // 2^n繰り返す
        ll temp = x;
        rep(i, k) {
            if (bit & (1 << i)) {  // 1が立っていればホニャララ
                temp += d;
            }
            else temp -= d;
        }
        ans = min(abs(temp), ans);
    }
    printf("%lld\n", ans);
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:13: error: 'i' was not declared in this scope
   11 |         rep(i, k) {
      |             ^
a.cc:11:9: error: 'rep' was not declared in this scope
   11 |         rep(i, k) {
      |         ^~~
Language: C++

#include<bits/stdc++.h>

using namespace std;
typedef long long int ll;
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
  
           ll x,k,d;
      ll c=0;
      cin>>x>>k>>d;
    ll i=x/d;
    if(x%d!=0)
    i++;
      ll s=k-i;
      if(s<1)
      {
          x=x-k*d;
          if(x<0)
          {
              x=x*(-1);
          }
        cout<<x;  
      }
      else
      {
          if(s%2==0)
          {
              x=x-(i*d);
                if(x<0)
          {
              x=x*(-1);
          }
        cout<<x 
          }
          else
          {
              x=x-(i*d);
              x=x+d;
               if(x<0)
          {
              x=x*(-1);
          }
        cout<<x
          }
      }
      

    
     return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:36:16: error: expected ';' before '}' token
   36 |         cout<<x
      |                ^
      |                ;
   37 |           }
      |           ~     
a.cc:46:16: error: expected ';' before '}' token
   46 |         cout<<x
      |                ^
      |                ;
   47 |           }
      |           ~
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
ll x, k ,d;

bool f(ll a) {
    ld ret = (ld)x/(ld)d + 2*a - k;
    return ret<=0;
}

int main() {
    cin>>x>>k>>d;
    ll lo=-k, hi=k,ans = 0, mid;
    while(lo<=hi) {
       mid=(lo+hi)/2;
       if(f(mid)) ans=mid, lo=mid+1;
       else hi=mid-1;
    }
    cout<<min(abs(x+2*(ans)*d-k*d), abs(x+2*(ans+1)*d-k*d))<<endl;
}


Compiler output:
a.cc: In function 'bool f(ll)':
a.cc:7:5: error: 'ld' was not declared in this scope; did you mean 'll'?
    7 |     ld ret = (ld)x/(ld)d + 2*a - k;
      |     ^~
      |     ll
a.cc:8:12: error: 'ret' was not declared in this scope
    8 |     return ret<=0;
      |            ^~~
Language: C++

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

int main() {
 long int a, b, c, d, e, f;
 cin >> a >> b >> c;
 if(a>0){
   d = a/c;
   if(d>=b) cout << a - (b*c) << endl;
   else{
     e = a - (b*d);
     f = a - (b*(d+1));
     if(e>-f) cout << f << endl;
     else cout << e << wndl;
   }
 }
  else d = -a/c;
   if(d>=b) cout << (b*c) - a << endl;
   else{
     e = (b*d) - a;
     f = (b*(d+1)) - a;
     if(e>-f) cout << f << endl;
     else cout << e << wndl;
   }
 }
   }


Compiler output:
a.cc: In function 'int main()':
a.cc:14:24: error: 'wndl' was not declared in this scope
   14 |      else cout << e << wndl;
      |                        ^~~~
a.cc:23:24: error: 'wndl' was not declared in this scope
   23 |      else cout << e << wndl;
      |                        ^~~~
a.cc: At global scope:
a.cc:26:4: error: expected declaration before '}' token
   26 |    }
      |    ^
Language: C++

#include <bits/stdc++.h>
#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 all(x) (x).begin(), (x).end()
using namespace std;
using ll = long long;
using P = pair<int, int>;
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;
}
void hr() {
   cerr << "--------------" << endl;
}
const int INF = 1001001001;
const int MOD = 1000000007;

int main() {
   cin.tie(0);
   ios_base::sync_with_stdio(0);

   ll x, k, d;
   cin >> x >> k >> d;
   if (x >= 0) {
      ll lcnt = x / d;
      ll ans;
      if (k <= lcnt) {
         ans = abs(x - k * d);
      } else if (x == d) {
         ans = (k % 2) ? 0 : x;
      } else {
         ans = min(abs(x - d * lcnt), abs(x - d * (lcnt + 1)));
      }
   } else {
      x = -x;
      ll lcnt = x / d;
      ll ans;
      if (k <= lcnt) {
         ans = abs(x - k * d);
      } else if (x == d) {
         ans = (k % 2) ? 0 : x;
      } else {
         ans = min(abs(x - d * lcnt), abs(x - d * (lcnt + 1)));
      }
   }
   cout << ans << endl;
   return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:58:12: error: 'ans' was not declared in this scope; did you mean 'abs'?
   58 |    cout << ans << endl;
      |            ^~~
      |            abs