Cod sursa(job #2742125)
Utilizator | Leoveanu Bianca Biencutza04 | Data | 20 aprilie 2021 12:07:47 |
---|---|---|---|
Problema | Submultimi | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.52 kb |
#include <fstream>
using namespace std;
ifstream f("submultimi.in");
ofstream g("submultimi.out");
int n,x[17],s[17];
void afis()
{ for(int i=1;i<=n;i++)
if(x[i]==1) g<<i<<' ';
g<<'\n';
}
void back()
{ int k=1;
x[k]=-1;
do
{ while(x[k]<1)
{ x[k]++;
s[k]=s[k-1]+x[k];
if(k==n)
{ if(s[n]) afis();}
else {k++; x[k]=-1;}
}
k--;
}
while(k);
}
int main()
{ f>>n;
back();
return 0;
}