Cod sursa(job #314591)
| Utilizator | Data | 12 mai 2009 10:09:27 | |
|---|---|---|---|
| Problema | Stramosi | Scor | 100 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.54 kb |
#include<stdio.h>
int l,n,m,j,i,q,p,t;
int a[20][250000];
void eu_generez()
{
int i;
for(i=1;(1<<i)<=n;i++)
for(j=1;j<=n;j++)
a[i][j] = a[i-1][a[i-1][j]];
}
int main()
{
freopen("stramosi.in","r",stdin);
freopen("stramosi.out","w",stdout);
scanf("%d%d",&n,&m);
for(j=1;j<=n;j++)
scanf("%d",&a[0][j]);
eu_generez();
for(i=1;i<=m;i++)
{
scanf("%d%d",&q,&p);
int lin = 0;
while(p)
{
if(p&1)
q = a[lin][q];
++lin;
p >>= 1;
}
printf("%d\n",q);
}
return 0;
}