Cod sursa(job #2467798)

Utilizator DumnezeuSPinzaru Alex DumnezeuS Data 5 octombrie 2019 08:21:12
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.43 kb
#include <bits/stdc++.h>
#define MOD 1999999973
#include <fstream>
using namespace std;



int LogP(int a,int n)
{
    int p=1;
    while(n>0)
    {
        if(n%2==1) p=1LL*p*a%MOD;
        n/=2;
        a=1LL*a*a%MOD;
    }
    return p;
}

int main()
{
    int a,b;
    ifstream fin("lgput.in");
    ofstream fout("lgput.out");
    fin>>a>>b;
    fout<<LogP(a,b)<<"\n";
    fout.close();


    return 0;
}