Cod sursa(job #3167480)

Utilizator InformaticianInDevenire1Munteanu Mihnea Gabriel InformaticianInDevenire1 Data 10 noiembrie 2023 19:08:34
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.52 kb
#include <bits/stdc++.h>

using namespace std;

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

int main()
{
    int n,p,L = 1999999973;
    fin >> n >> p;
    while (p>0){
        if (p==0){
            fout << 1;
            break;
        }
        if (p==1) break;
        if (p%2==0){
            n *= n;
            n = n%L;
            p /= 2;
        }else{
            p += 1;
            p /= 2;
            n *= n;
            n = n%L;
        }
    }
    fout << n;
    return 0;
}