Cod sursa(job #504370)

Utilizator DeadEyeNaiba Mihai Lucian DeadEye Data 27 noiembrie 2010 16:03:08
Problema Stramosi Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.42 kb
#include<cstdio>
int nx,n,m,q,p,a[21][250001];
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]];
	while(m--)
	{
		scanf("%d%d",&q,&p);
		i=0;
		while(p!=0)
		{
			if(p%2)
				q=a[i][q];
			p/=2;
			i++;
		}
		printf("%d\n",q);
	}
	return 0;
}