Cod sursa(job #3196525)
Utilizator | Krizbai Matyas matyaskrizbai | Data | 24 ianuarie 2024 10:37:36 |
---|---|---|---|
Problema | Submultimi | Scor | 0 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.48 kb |
#include <iostream>
#include <vector>
#include <fstream>
using namespace std;
ifstream fin("submultimi.in");
ofstream fout("submultimi.out");
void back(int n, vector<int> &v, int k) {
for(int i=0; i<=1; i++) {
v[k]=i;
if(k==n) {
for(int j=1; j<=n; j++) {
if(v[j]==1) {
fout << j << ' ';
}
}
fout << '\n';
}
else {
back(n, v, k+1);
}
}
}
int main() {
int n;
fin >> n;
vector<int> v(n+1);
back(n, v, 1);
return 0;
}