Cod sursa(job #781482)
Utilizator | Data | 24 august 2012 15:38:08 | |
---|---|---|---|
Problema | Submultimi | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.34 kb |
#include <fstream>
using namespace std;
int N, i, b;
int main() {
ifstream f("submultimi.in");
ofstream g("submultimi.out");
f>>N;
for (i=1;i<=((1<<N)-1);i++) {
//ma intereseaza cei N biti din scrierea binara a lui i
for (b = 0; b<=N-1; b++)
if ((i>>b)&1) {
g<<b+1<<" ";
}
g<<"\n";
}
return 0;
}