Cod sursa(job #2786589)

Utilizator BlueLuca888Girbovan Robert Luca BlueLuca888 Data 21 octombrie 2021 11:07:16
Problema Stramosi Scor 100
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.63 kb
#include <bits/stdc++.h>

using namespace std;

ifstream fin  ("stramosi.in");
ofstream fout ("stramosi.out");

int stramos[19][250005];
int n, q, nod, dist, p2;

int main (){
    fin>>n>>q;
    for(int j=1; j<=n; j++)
        fin>>stramos[0][j];

    for(int i=1; i <= 18; i++)
        for(int j=1; j<=n; j++)
            stramos[i][j] = stramos[i-1][ stramos[i-1][j] ];

    while(q--){
        fin>>nod>>dist;
        p2=0;
        while(dist != 0){
            if(dist&1)
                nod=stramos[p2][nod];
            p2++;
            dist >>= 1;
        }
        fout<<nod<<"\n";
    }
    return 0;
}