Cod sursa(job #2508478)

Utilizator gabiadiBoscanici Adrian Gabriel gabiadi Data 12 decembrie 2019 11:56:46
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.5 kb
#include <iostream>
#include <fstream>

using namespace std;
const int MOD=1999999973;

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

long long powlg(long long a,long long p)
{
    long long val=1,x=a%MOD;
    while(p>0)
        if(p%2==0)
        {
            x=x*x%MOD;
            p/=2;
        }
        else
        {
            val=val*x%MOD;
            p--;
        }
    return val;
}

int main()
{
    long long N,P;
    f>>N>>P;
    g<<powlg(N,P);
    return 0;
}