Cod sursa(job #2195961)

Utilizator flibiaVisanu Cristian flibia Data 17 aprilie 2018 21:14:44
Problema Submultimi Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.33 kb
Raporteaza aceasta sursa 
#pragma GCC optimize("03")
#include <bits/stdc++.h>

using namespace std;

ifstream in("submultimi.in");
ofstream out("submultimi.out");

int main(){
	int n;
	in >> n;
	for(int mask = 1; mask < (1 << n); mask++, out << '\n')
		for(int bit = 0; bit < n; bit++)
			if((1 << bit) & mask)
				out << bit + 1 << ' ';
	return 0;
}