Cod sursa(job #1426196)
Utilizator | Data | 29 aprilie 2015 08:50:02 | |
---|---|---|---|
Problema | Stramosi | Scor | 70 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.5 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("stramosi.in");
ofstream fout("stramosi.out");
int n,m,a,b,i,j,v[250000];
int main()
{
fin>>n>>m;
for(i=1;i<=n;i++ )
fin>>v[i];
for( i=1;i<=m;i++)
{
fin>>a>>b;
int nr=0;
while(v[a]!=0&&nr!=b)
{
nr++;
a=v[a];
}
if(nr!=b)
fout<<0;
else
fout<<a;
fout<<'\n';
}
return 0;
}