Cod sursa(job #1139468)

Utilizator manutrutaEmanuel Truta manutruta Data 11 martie 2014 10:41:25
Problema Stramosi Scor 70
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.56 kb
#include <iostream>
#include <fstream>
#include <vector>
using namespace std;

#define MAXN 250000

ifstream f("stramosi.in");
ofstream g("stramosi.out");

int n, m;
int tata[MAXN];

int dfs(int nd, int p) {
    while (nd != 0 && p) {
        nd = tata[nd]; p--;
    }
    return nd;
}

int main()
{
    f >> n >> m;
    for (int i = 1; i <= n; i++) {
        f >> tata[i];
    }

    for (int i = 1; i <= m; i++) {
        int x, y;
        f >> x >> y;
        g << dfs(x, y) << '\n';
    }

    f.close();
    g.close();
    return 0;
}