Cod sursa(job #2903703)

Utilizator razvan1234Danciu Razvan razvan1234 Data 17 mai 2022 19:57:29
Problema Stramosi Scor 90
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.67 kb
#include <iostream>
#include <fstream>
using namespace std;

ifstream fin("stramosi.in");
ofstream fout("stramosi.out");
int a[21][250002];

int main()
{
    int n,m;
    int c,a[21][250002],pers,nr;
    fin>>n>>m;

    for(int i=1;i<=n;i++){
        fin>>a[0][i];
    }
    for(int i=1;i<=20;i++){
        for(int j=1;j<=n;j++){
            a[i][j]=a[i-1][a[i-1][j]];
        }
    }
    for(int i=1;i<=m;i++){
        fin>>pers>>nr;
        c = 0;
        while(nr){
            if(nr%2==1){
                pers=a[c][pers];
            }
                c++;
                nr /= 2;
        }
        fout<<pers<<"\n";
    }

    return 0;
}