Cod sursa(job #1346236)
Utilizator | Data | 18 februarie 2015 09:06:23 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.39 kb |
#include<fstream>
using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
int putere(int n, int p)
{
int ret=1, aux=n;
for(int i=1; i<=p; i=i*2)
{
if(i&p)
ret=ret*aux%1999999973;
aux=aux*aux%1999999973;
}
return ret;
}
int main ()
{
int n,p;
in>>n>>p;
out<<putere(n,p)<<'\n';
return 0;
}