Cod sursa(job #2977246)
Utilizator | Data | 11 februarie 2023 09:58:17 | |
---|---|---|---|
Problema | Stramosi | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva de probleme | Marime | 0.59 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("stramosi.in");
ofstream g("stramosi.out");
int t[250001][19];
int main()
{
int n, m;
f >> n >> m;
for (int i = 1; i <= n; i++)
f >> t[i][0];
for (int j = 1; j <= 18; j++)
{
for (int i = 1; i <= n; i++)
t[i][j] = t[t[i][j - 1]][j - 1];
}
while (m--)
{
int q, p;
f >> q >> p;
for (int j = 18; j >= 0; j--)
{
if ((p >> j) & 1)
q = t[q][j];
}
g << q << '\n';
}
}