Cod sursa(job #1917334)
Utilizator | Data | 9 martie 2017 11:59:52 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.55 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
#define cheie 1999999973
int n, p, s = 1, a = 1;
void Citire()
{
fin >> n >> p;
fin.close();
}
int putere(int n, int p)
{
while(p != 1)
{
if(p % 2 == 0)
{
p/=2;
n*=n;
}
else
{
a*=n;
p--;
}
}
return a * n;
}
int main()
{
Citire();
cout << putere(n, p) % cheie;
return 0;
}