Cod sursa(job #1416925)
Utilizator | Data | 9 aprilie 2015 09:25:58 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.4 kb |
#include <iostream>
#include <fstream>
#define MOD 1999999973
using namespace std;
ifstream g("lgput.in");
ofstream f("lgput.out");
int N,P;
double Putere(int n,int x)
{
double p=1;
while (n>0)
{
if(n%2==1)
{
p=p*x;
n--;
}
x=x*x;
n=n/2;
}
return p;
}
int main()
{
g>>N>>P;
f<<Putere(P,N);
}