Cod sursa(job #1520458)
Utilizator | Data | 8 noiembrie 2015 19:56:55 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.44 kb |
#include <iostream>
#include<fstream>
#include<math.h>
using namespace std;
int m=1999999973;
unsigned int i,N,P;
long r;
int putere(int a, int b)
{
int r=1;
while(b)
{
if(b%2==1)
r=r*a;
b>>=1;
a=a*a;
}
return r;
}
int main()
{
ifstream f("lgput.in");
ofstream g("lgput.out");
f>>N>>P;
g<<(putere(N,P/2)*putere(N,P/2))%m;
return 0;
}