Cod sursa(job #2467791)

Utilizator Rares5000Baciu Rares Rares5000 Data 5 octombrie 2019 08:17:57
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 <iostream>
#define Mod 1999999973
using namespace std;

int LogP(int a, int n)
{
    int p = 1;
    while(n > 0)
    {
        if(n % 2 == 1)
            p = 1LL * p * a % Mod;
        a = 1LL * a * a % Mod;
        n /= 2;
    }
    return p;
}
int main()
{
    cout << LogP(2, 4);
    return 0;
}