Pagini recente » Cod sursa (job #671123) | Cod sursa (job #2608485) | Cod sursa (job #2258791) | Cod sursa (job #2153631) | Cod sursa (job #1482801)
#include <cstdio>
#include <iostream>
using namespace std;
int main() {
freopen("stramosi.in", "r", stdin);
freopen("stramosi.out", "w", stdout);
ios::sync_with_stdio(false);
cin.tie(0);
int n, m;
cin >> n >> m;
int s[20][100];
for (int i = 0; i < 20; i++) {
s[i][0] = 0;
}
for (int i = 1; i <= n; i++) {
cin >> s[1][i];
s[0][i] = 0;
}
for (int j = 1; j <= n; j++) {
for (int i = 2; i < 20; i++) {
s[j][i] = s[s[j][i - 1]][i - 1];
}
}
for (int i = 1; i <= m; i++) {
int q, p, r = 1;
cin >> q >> p;
while (q != 0 && p > 0) {
if (p % 2 == 1) {
q = s[q][r];
}
p >>= 1;
r++;
}
cout << q << "\n";
}
return 0;
}