Cod sursa(job #2263986)
| Utilizator | Data | 19 octombrie 2018 17:57:54 | |
|---|---|---|---|
| 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;
int RidicareLogaritmica(int N, int P)
{
int r = 1;
while(P)
{
if(P % 2 == 1)
r = (1LL * r * N) % MOD;// 1LL inseamna LONG LONG
N = (1LL * N * N) % MOD;
P = P / 2;
}
return r;
}
void Read()
{
int N, P;
f >> N >> P;
g << RidicareLogaritmica(N, P);
}
int main()
{
Read();
return 0;
}
