Cod sursa(job #2532826)
Utilizator | Data | 28 ianuarie 2020 13:45:37 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.49 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream in ("lgput.in");
ofstream out ("lgput.out");
long long N, P, MOD = 1999999973;
int ridicare_logaritmica(int N, int P)
{
int r = 1;
while(P)
{
if(P % 2 == 1)
r = (r % MOD) * (N % MOD) % MOD;
N = (N % MOD) * (N % MOD) % MOD;
P /= 2;
}
return r;
}
int main()
{
in >> N >> P;
out << ridicare_logaritmica(N, P);
return 0;
}