Cod sursa(job #3230698)

Utilizator stefanpetre004Petre Stefan stefanpetre004 Data 22 mai 2024 13:38:45
Problema Stramosi Scor 100
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.64 kb
#include <iostream>
#include <fstream>
#include <vector>

using namespace std;

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

int n, m;
int stramosi[33][250001];

int main() {
  f >> n >> m;
  for (int i = 1; i <= n; i++) f >> stramosi[0][i];

    for (int i = 1; i < 33; i++)
      for (int j = 1; j <= n; j++)
        stramosi[i][j] = stramosi[i - 1][stramosi[i - 1][j]];


  for (int i = 1; i <= m; i++) {
    int p, q;
    f >> q >> p;

    int exp = 0;
    while (p) {
      if (p % 2 == 1) {
        q = stramosi[exp][q];
      }

      exp++;
      p/=2;
    }

    g << q << '\n';
  }

  return 0;
}