Submission #4640274

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Source Code Expand

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

#define FOR(i,a,b) for(int i=(int)(a);i<(int)(b);i++)
#define RFOR(i,a,b) for(int i=(int)(b)-1;i>=(int)(a);i--)
#define REP(i,n) FOR(i,0,n)
#define RREP(i,n) RFOR(i,0,n)
#define LL long long
#define INF INT_MAX/3

const double EPS = 1e-14;
const double PI  = acos(-1.0);


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

  int x, z;
  REP (y, n + 1) {
    if ((m - 2 * n - y) % 2 == 1) continue;
    else z = (m - 2 * n - y) / 2;

    if (n - y - z < 0) continue;
    x = n - y - z;

    if (2 * x + 3 * y + 4 * z == m) {
      printf("%d %d %d\n", x, y, z);
      exit(0);
    }
  }

  printf("-1 -1 -1\n");
}

Submission Info

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