Cod sursa(job #326569)

Utilizator popoiu.georgeGeorge Popoiu popoiu.george Data 25 iunie 2009 16:10:23
Problema Stramosi Scor 70
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.71 kb
#include<stdio.h>
using namespace std;

long n,m;
long long v[251000],mat[300001][3];

void cauta(long long q,long long p,long i)
{
if(i==p)
	{
	if(p==1)
		{		
		printf("%lld\n",v[q]);		
		}
	else printf("%lld\n",q);
	}
else
	{
	if(i==1)
		{
		if(v[q]!=0)cauta(v[v[q]],p,i+1);
		else printf("0\n");
		}
	else
		{
		if(q!=0)cauta(v[q],p,i+1);
		else printf("0\n");
		}
	}
}

int main()
{
long i;
freopen("stramosi.in","r",stdin);
freopen("stramosi.out","w",stdout);
scanf("%ld%ld",&n,&m);
for(i=1;i<=n;i++)scanf("%lld",&v[i]);
for(i=1;i<=m;i++)
	{
	scanf("%lld",&mat[i][1]);
	scanf("%lld",&mat[i][2]);	
	}
for(i=1;i<=m;i++)
	{
	cauta(mat[i][1],mat[i][2],1);	
	}
return 0;
}