Cod sursa(job #2916725)

Utilizator AndreiMargaritMargarit Andrei AndreiMargarit Data 31 iulie 2022 18:10:59
Problema Stramosi Scor 50
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.73 kb
#include <iostream>
#include <fstream>

using namespace std;

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

int n,m,i,j,a[20][250001],s,q,p,put,expo;

int main()
{
    f>>n>>m;
    for(i=1;i<=n;i++)
    {
        f>>a[1][i];
    }
    for(i=2;i<=19;i++)
    {
        for(j=1;j<=n;j++)
        {
            s=a[i-1][j];
            a[i][j]=a[i-1][s];
        }
    }
    for(i=1;i<=m;i++)
    {
        f>>q>>p;
        while(p>0)
        {
            put=1;
            expo=0;
            while(put*2<=p)
            {
                put=put*2;
                expo++;
            }
            q=a[expo+1][q];
            p=p-put;
        }
        g<<q<<endl;
    }
    return 0;
}