Kasat

#include<iostream>
#include<vector>
#include<map>
#include<set>
#include<algorithm>
#include<cmath>
#include<utility>

using namespace std;

int main(void) {
  int64_t t;
  cin >> t;
  for(;t>0;t--) {
    int64_t a,b,c,n;
    cin >> a >> b >> c >> n;
    if(a > b) swap(a,b);
    if(a > c) swap(a,c);
    if(b > c) swap(b,c);
    
    while(n != 0) {
      if(a == b && b == c) {
        if(n%2 == 1) {
          a--;
          c++;
        }
        n=0;
      } else if(a == b) {
        if(b+1 == c) {
          n=0;
          break;
        }
        int64_t k=(2*c - 2*b + 1 + 2)/3 - 1;
        if(n <= k) {
          if(n % 2 == 0) {
            a+=n/2;
            b+=n/2;
            c-=n;
          } else {
            b+=(n+1)/2;
            a+=(n-1)/2;
            c-=n;
          }
          n=0;
          break;
        } else {
          if(k % 2 == 0) {
            a+=k/2;
            b+=k/2;
            c-=k;
          } else {
            b+=(k+1)/2;
            a+=(k-1)/2;
            c-=k;
          }
          n-=k;
        }
      } else if(b == c) {
        if(b-1 == a) {
          n=0;
          break;
        }
        int64_t k=(2*b - 2*a + 3)/3 - 1;
        if(n <= k) {
          if(n % 2 == 0) {
            a+=n;
            b-=n/2;
            c-=n/2;
          } else {
            a+=n;
            b-=(n+1)/2;
            c-=(n-1)/2;
          }
          n=0;
          break;
        } else {
          if(k % 2 == 0) {
            b-=k/2;
            c-=k/2;
            a+=k;
          } else {
            b-=(k+1)/2;
            c-=(k-1)/2;
            a+=k;
          }
          n-=k;
        }
      } else {
        int64_t k=min(b-a,c-b);
        if(n <= k) {
          a+=n;
          c-=n;
          n=0;
          break;
        } else {
          a+=k;
          c-=k;
          n-=k;
        }
      }
    }

    cout << a << " " << b << " " << c << "\n";
  }

  return 0;
}

Test 1

Group: 1

Verdict: ACCEPTED

Test 2

Group: 2

Verdict: ACCEPTED

Test 3

Group: 3

Verdict: ACCEPTED