Cod sursa(job #2942676)

Utilizator Theo20067Cismaru Theodor-Alexe Theo20067 Data 19 noiembrie 2022 22:38:58
Problema Stramosi Scor 100
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.54 kb
#include <fstream>
using namespace std;
ifstream fin ("stramosi.in");
ofstream fout("stramosi.out");
int n,m,q,p,x,i,j,a[19][250001];
int main()
{
    fin>>n>>m;
    for(i=1;i<=n;i++)
        fin>>a[0][i];
    for(i=1;i<=18;i++)
        for(j=1;j<=n;j++)
            a[i][j]=a[i-1][a[i-1][j]];
    for(j=1;j<=m;j++)
    {
        fin>>q>>p;
        x=0;
        while(p!=0)
        {
            if(p%2!=0)
                q=a[x][q];
            x++;
            p=p/2;
        }
        fout<<q<<"\n";
    }
    return 0;
}