Cod sursa(job #1976329)
| Utilizator | Data | 3 mai 2017 09:27:06 | |
|---|---|---|---|
| Problema | Stramosi | Scor | 90 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.51 kb |
#include <cstdio>
using namespace std;
int d[250005][19];
int main()
{
freopen("stramosi.in","r",stdin);
freopen("stramosi.out","w",stdout);
int i,j,n,m,p,q;
scanf("%d%d",&n,&m);
for(i=1;i<=n;++i)
scanf("%d",&d[i][0]);
for(j=1;j<=17;++j)
for(i=1;i<=n;++i)
d[i][j]=d[d[i][j-1]][j-1];
for(i=1;i<=m;++i)
{
scanf("%d%d",&q,&p);
for(j=0;j<=17;++j)
if(((1<<j)&p)!=0)
q=d[q][j];
printf("%d\n",q);
}
return 0;
}
