Cod sursa(job #492962)
Utilizator | Data | 16 octombrie 2010 16:06:04 | |
---|---|---|---|
Problema | Stramosi | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.45 kb |
#include<cstdio>
int n,m,q,p,a[21][250011];
int main()
{
freopen("stramosi.in","r",stdin);
freopen("stramosi.out","w",stdout);
scanf("%d%d",&n,&m);
int i,j;
for(i=1;i<=n;i++)
scanf("%d",&a[0][i]);
for(i=1;i<=20;i++)
for(j=1;j<=n;j++)
a[i][j]=a[i-1][a[i-1][j]];
for(i=1;i<=m;i++)
{
scanf("%d%d",&q,&p);
j=0;
while(p!=0)
{
if(!(p%2))
q=a[i][q];
p/=2;
j++;
}
printf("%d\n",q);
}
return 0;
}