Cod sursa(job #3286480)

Utilizator nusuntvictorVictor Stefan nusuntvictor Data 14 martie 2025 11:42:41
Problema Stramosi Scor 100
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.64 kb
#include <bits/stdc++.h>
#define ll long long
using namespace std;



int main() {

    ifstream f("stramosi.in");
    ofstream g("stramosi.out");

    int n,task;
    f>>n>>task;
    vector<vector<int>>dp(20,vector<int>(250001));

    for(int i=1; i<=n; ++i){
        int tata;
        f>>tata;
        dp[0][i]=tata;
    }
    for(int i=1; i<=17; ++i)
        for(int j=1; j<=n; ++j)
            dp[i][j]=dp[i-1][dp[i-1][j]];
    int q,p;
    for(int i=1; i<=task; ++i){
        f>>q>>p;
        for(int i=0; i<=17; ++i)
            if((1<<i)&p)
                q=dp[i][q];
        g<<q<<'\n';
    }


    return 0;
}