185B - Mushroom Scientists - CodeForces Solution

#include "bits/stdc++.h"
using namespace std;
typedef long long int ll;
void cpsolve();
int main() {
  int s,a,b,c;
  cin >> s >> a >> b >> c;
  long double sum = a + b + c;
  if (sum == 0){
    printf("0 0 0\n");
    return 0;
  }
  double x = s*a/sum;
  double y = s*b/sum;
  double z = s*c/sum;
  printf("%.20lf %.20lf %.20lf\n",x,y,z);
}