Cod sursa(job #2669543)
Utilizator | Data | 7 noiembrie 2020 11:02:02 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.48 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
const unsigned mod = 1999999973;
int main()
{
unsigned n, k;
f >> n >> k;
unsigned b = n;
unsigned x = 1;
while (k)
{
if ((k&1) != 0)
{
cout << b << '\n';
x = (1ULL * x * b) % mod;
}
b = (1ULL * b * b) % mod;
k >>= 1;
}
g << x;
return 0;
}