Cod sursa(job #3181249)

Utilizator biancalautaruBianca Lautaru biancalautaru Data 6 decembrie 2023 18:57:58
Problema Stramosi Scor 100
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.55 kb
#include <fstream>
using namespace std;
ifstream fin("stramosi.in");
ofstream fout("stramosi.out");
int n,q,nod,nr,d[19][250001];
int main() {
    fin>>n>>q;
    for (int i=1;i<=n;i++)
        fin>>d[0][i];
    for (int i=1;i<=18;i++)
        for (int j=1;j<=n;j++)
            d[i][j]=d[i-1][d[i-1][j]];
    while (q--) {
        fin>>nod>>nr;
        int p=0;
        while (nr!=0) {
            if (nr%2!=0)
                nod=d[p][nod];
            p++;
            nr/=2;
        }
        fout<<nod<<"\n";
    }
    return 0;
}