Cod sursa(job #2354327)

Utilizator AndreiDiaconescuAndrei Diaconescu AndreiDiaconescu Data 25 februarie 2019 10:37:55
Problema Ridicare la putere in timp logaritmic Scor 0
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.46 kb
#include <bits/stdc++.h>
#define MOD 1999999973
using namespace std;

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

long long powLog(long long n,long long exp)
{
    long long ans=1;
    for(int i=1;i<=exp;i++)
    {
        if(exp&i)
        {
            ans*=n;
            ans%=MOD;
        }
        n*=n;
        n%=MOD;
    }
    return ans;
}

int main()
{
    long long n,p;
    f >> n >> p;
    g << powLog(n,p);
    return 0;
}