Cod sursa(job #2133483)
| Utilizator | Data | 17 februarie 2018 00:21:56 | |
|---|---|---|---|
| Problema | Combinari | Scor | 100 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.88 kb |
#include <iostream>
#include <fstream>
#include <bits/stdc++.h>
using namespace std;
ifstream f("combinari.in");
ofstream g("combinari.out");
vector<int> v;
int n, p, i, k;
bool valid(int k)
{
for(i=1;i<k;i++)
if(v[i]>=v[k])return 0;
return 1;
}
void bkt()
{
k=1;
v[k]=0;
while(k>0)
{
while(v[k]<n-p+k&&k<=p)
{
v[k]++;
if(valid(k))
{
if(k==p)
{
for(i=1;i<=p;i++)
g<<v[i]<<' ';
g<<'\n';
}
else
{
k++;
v[k]=v[k-1];
}
}
}
k--;
}
}
int main()
{
f>>n>>p;
v.resize(n+1);
bkt();
f.close();
g.close();
return 0;
}
