Submission #4389023

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Source Code Expand

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

int main(){
  int n,m;
  cin >> n >> m;
  int a,b,c;
  if(m == 1){
    cout << -1 << " " << -1 << " " << -1 << endl;
    return 0;
  }
  switch(m%6){
    case 0:
      a = 0;
      b = 0;
      c = (int)floor(m/6)*3;
      break;
    case 1:
      a = 0;
      b = 1;
      c = (int)floor(m/6)*3 - 1;
      break;
    case 2:
      a = 0;
      b = 0;
      c = (int)floor(m/6)*3 + 1;
      break;
    case 3:
      a = 0;
      b = 1;
      c = (int)floor(m/6)*3;
      break;
    case 4:
      a = 0;
      b = 0;
      c = (int)floor(m/6)*3 + 2;
      break;
    case 5:
      a = 0;
      b = 1;
      c = (int)floor(m/6)*3 + 1;
      break;
  }
  while(c >= 0){
    if(a+b+c == n) break;
    a++;
    c -= 2;
  }
  if(c >= 0) cout << c << " " << b << " " << a << endl;
  else cout << -1 << " " << -1 << " " << -1 << endl;
}

/*
int main(){
  int n,m;
  cin >> n >> m;

  for(int i = 0; i <= n; i++){
    for(int j = 0; j <= n-i; j++){
      if(i*2 + j*3 + (n-i-j)*4 == m){
        cout << i << " " << j << " " << n-i-j << endl;
        return 0;
      }
    }
  }
  cout << -1 << " " << -1 << " " << -1 << endl;;
}
*/

Submission Info

Judge Result