#include<iostream>
using namespace std;

int main()
{
    long s;
    cin>>s;
    long x=s/3;
    if(s%3==0) cout<<x<<" "<<x<<" "<<x;
    if(s%3==1) cout<<x<<" "<<x<<" "<<x+1;
    if(s%3==2) cout<<x<<" "<<x+1<<" "<<x+1;
    system("pause");
    return 0;
}