Cod sursa(job #2419530)

Utilizator AndreiStrAndrei Stroici AndreiStr Data 8 mai 2019 19:36:53
Problema Ridicare la putere in timp logaritmic Scor 0
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.32 kb
Raporteaza aceasta sursa 
#include <bits/stdc++.h>

using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
const int N=1999999973;
int64_t n,x=1,p,a;

int main()
{
    f>>n>>p;
    a=n;
    for(int i=0;(i<<1)<+p;i++)
    {
        if((1<<i)==1)
            x=(x*a)%N;
        a=(a*a)%N;
    }
    g<<x;
    return 0;
}