Cod sursa(job #326589)

Utilizator popoiu.georgeGeorge Popoiu popoiu.george Data 25 iunie 2009 16:47:59
Problema Stramosi Scor 70
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.63 kb
#include<stdio.h>
#include<stdlib.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)
	{	
	printf("%lld\n",q);
	return;
	}
else
	{		

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

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]);
	if(mat[i][2]==1)printf("%lld\n",v[mat[i][1]]);
	else cauta(v[v[mat[i][1]]],mat[i][2],2);	
	}
return 0;
}