Cod sursa(job #3305924)

Utilizator DasapSapunaru Daniel Dasap Data 6 august 2025 00:20:16
Problema Stramosi Scor 90
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.55 kb
#include <iostream>
#include<fstream>
using namespace std;
ifstream fin ("stramosi.in");
ofstream fout ("stramosi.out");
int n, m, dp[20][250001], p, q, bit, i;
int main()
{
    fin >> n >> m;
    for (i = 1; i <= n; i++) fin >> dp[0][i];
    for (p = 1; p < 20; p++)
        for (i = 1; i <= n; i++)
            dp[p][i] = dp[p - 1][dp[p - 1][i]];
    for (i = 1; i <= m; i++)
    {
        fin >> q >> p;
        for (bit = 0; bit < 20; bit++)
            if ( (1 << bit) &p) q = dp[bit][q];
        fout << q << '\n';
    }
    return 0;
}