Cod sursa(job #1630783)
| Utilizator | Data | 5 martie 2016 11:17:28 | |
|---|---|---|---|
| Problema | Stramosi | Scor | 100 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.54 kb |
#include <fstream>
#include <cstdio>
using namespace std;
ifstream f("stramosi.in");
ofstream g("stramosi.out");
int n,m,p,nr,q,dp[20][250005];
int main()
{
f>>n>>m;
for (int i=1;i<=n;++i)
f>>dp[0][i];
for (int j=1;(1<<j)<=n;++j)
for (int i=1;i<=n;++i)
dp[j][i]=dp[j-1][dp[j-1][i]];
for (int i=1;i<=m;++i)
{
f>>q>>p;
for (int j = 0; (1<<j) <= p; ++j)
if ((1<<j) & p)
q = dp[j][q];
g<<q<<'\n';
}
return 0;
}
