Cod sursa(job #2861554)
Utilizator | Data | 4 martie 2022 09:24:35 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 0 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.36 kb |
#include <fstream>
using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
const int mod = 1999999973;
int main()
{
int n, a;
in >> n >> a;
int p = 1;
while(n != 0) {
if(n % 2 != 0) {
p = p * a % mod;
}
a = a * a % mod;
n /= 2;
}
out << p;
return 0;
}