Cod sursa(job #2221654)
Utilizator | Data | 15 iulie 2018 12:34:17 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.41 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
void f(int a, int n)
{
int p = 1;
while(n > 0)
{
if(n % 2 == 1)
p = (1LL * p * a) % 1999999973;
a = (1LL * a * a) % 1999999973;
n = n / 2;
}
out << p;
}
int main()
{
int n, p;
in >> n >> p;
f(n, p);
return 0;
}