Cod sursa(job #492958)

Utilizator DeadEyeNaiba Mihai Lucian DeadEye Data 16 octombrie 2010 16:00:10
Problema Stramosi Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.45 kb
#include<cstdio>
int n,m,q,p,a[19][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<=18;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;
}