Cod sursa(job #3132326)

Utilizator BusikBusuioc Nichita Busik Data 22 mai 2023 10:06:04
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.51 kb
#include <stdio.h>
#include <string.h>
#include <iostream>
#include <bitset>
#include <fstream>

using namespace std;
const int m = 1999999973;

int main()
{
    unsigned int i, n, p;
    long long a, sol = 1;
    ifstream inFile("lgput.in");
    ofstream outFile("lgput.out");
    inFile >> n >> p;
    a = n;
    cout << n << " " << p << endl;
    for (i = 0; (1<<i) <= p; ++ i)
    {
        if ( ((1<<i) & p) > 0)
        {
            sol = (sol * a) % m;
        }
        a=(a * a) % m;

    }
    outFile << sol;
}