Cod sursa(job #290746)

Utilizator Alexa_ioana_14Antoche Ioana Alexandra Alexa_ioana_14 Data 28 martie 2009 16:58:58
Problema Stramosi Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.52 kb
#include<stdio.h>
#define N 250005
#define M 18
int a[M][N],p,n,m,q;
void citire()
{
	freopen("stramosi.in","r",stdin);
	freopen("stramosi.out","w",stdout);
	scanf("%d%d",&n,&m);
	for (int i=1; i<=n; ++i)
		scanf("%d",&a[0][i]);
	for (int i=1; i<=n; ++i)
		for (int j=1; j<=18; ++j)
			a[i][j]=a[i-1][a[i-1][j]];
	for (int i=1; i<=m; ++i)
	{
		scanf("%d%d",&q,&p);
		int i=0;
		while (p)
		{
			if (p%2)
				q=a[i][q];
			++i;
			p/=2;
		}
		printf("%d\n",q);
	}
}
int main()
{
	citire();
	return 0;
}