Cod sursa(job #2549807)
Utilizator | Silaghi Razvan-Andrei Wister1043 | Data | 18 februarie 2020 00:56:19 |
---|---|---|---|
Problema | Stramosi | Scor | 50 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva de probleme | Marime | 0.91 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("stramosi.in");
ofstream fout("stramosi.out");
const int NMAX=250000;
int x[NMAX];
int main()
{
int n,m,i;
fin>>n>>m;
int start, pasi;
for(i=1;i<=n;i++)
{
fin>>x[i];
}
int ok;
for(i=1;i<=m;i++)
{
fin>>start>>pasi;
ok=1;
if (x[start] != 0)
{
while(pasi>0 && ok == 1)
{
start=x[start];
pasi--;
if (x[start] == 0)
{
ok=0;
}
}
if (ok == 0 && pasi >0)
{
fout<<0<<endl;
}
else
{
fout<<start<<endl;
}
}
else
{
fout<<0<<endl;
}
}
return 0;
}