Cod sursa(job #1337557)
Utilizator | Data | 9 februarie 2015 10:51:17 | |
---|---|---|---|
Problema | Combinari | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.9 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("combinari.in");
ofstream g("combinari.out");
int n,j,i,m,y,nr,x,k;
int main()
{
f>>n>>k;
m=1<<n;
if (n!=k)
{
for (i=1; i<m; i++)
{
x=i;
y=x;
nr=0;
for (j=n; j>=1; j--)
{
if (x%2!=0)
{
nr++;
}
x=x/2;
}
if (nr==k)
{
for (j=1; j<=n; j++)
{
if (y%2!=0)
{
g<<j<<' ';
}
y=y/2;
}
g<<'\n';
}
}
}
else
{
for (i=1;i<=n;i++)
{
g<<i<<' ';
}
}
return 0;
}