Cod sursa(job #1226789)

Utilizator blasterzMircea Dima blasterz Data 7 septembrie 2014 16:24:46
Problema Stramosi Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.54 kb
#include <cstdio>
using namespace std;
int N, M, i, j, p, P, Q, x, pw, T[18][250001];
int main() {
    freopen("stramosi.in","r",stdin);
    freopen("stramosi.out","w",stdout);
    scanf("%d%d", &N, &M);
    for (i = 1; i <= N; ++i) scanf("%d", &T[0][i]);
    for (j = 1; j <= 18; ++j)
            for (i = 1; i <= N; ++i) T[j][i] = T[j - 1][T[j - 1][i]];
    while (M--) {
        scanf("%d %d", &Q, &P); 
        for (i = 18; i >= 0; --i)
            if (P & (1 << i))
                Q = T[i][Q];
        printf("%d\n", Q);
    }
    return 0;
}