Pagini recente » Cod sursa (job #2926013) | Cod sursa (job #3255243) | Cod sursa (job #2673121) | Cod sursa (job #1474152) | Cod sursa (job #2187118)
#include <bits/stdc++.h>
using namespace std;
int n,m,v[250010][20],i,p,q,j;
int main()
{
freopen("stramosi.in","r",stdin);
freopen("stramosi.out","w",stdout);
scanf("%d%d",&n,&m);
for (i=1;i<=n;i++) scanf("%d",&v[i][0]);
for (j=1;(1<<j)<=n;j++)
for (i=1;i<=n;i++) v[i][j]=v[v[i][j-1]][j-1];
for (i=1;i<=m;i++){
scanf("%d%d",&q,&p);
for (j=0;(1<<j)<=p;j++)
if (p&(1<<j)) q=v[q][j];
printf("%d\n",q);
}
return 0;
}