#include <iostream>

using namespace std;

int main() {
	int elems[]={3, 6, 21, 8};
    size_t numelems=sizeof(elems)/sizeof(*elems);
    for(int i=1; i<(1<<numelems); i++)
    {
        int result=0;
        for(int j=0; j<numelems; j++)
            result+=(i & (1<<j))?elems[j]:0;
        cout<<result<<'\n';
    }
	return 0;
}