Cod sursa(job #3238656)
Utilizator | Data | 28 iulie 2024 15:41:56 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.53 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
const int MOD = 1999999973;
long long pwr(unsigned int a, unsigned int b)
{
int p = 1;
while(b)
{
if(b % 2)
p = 1LL * p * a % MOD;
a = 1LL * a * a % MOD;
b /= 2;
}
return p;
}
int main()
{
unsigned int n, p;
long long sol;
f >> n >> p;
n %= MOD;
sol = pwr(n, p);
g << sol;
f.close();
g.close();
return 0;
}