Cod sursa(job #1510001)
Utilizator | Data | 24 octombrie 2015 14:51:37 | |
---|---|---|---|
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 main()
{
int n,p,c=1999999973,r=1;
in>>n>>p;
while(p!=1)
{
if(p%2==0)
{
n=n*n%c;
p=p/2;
}
else
{
p--;
r=(r*n)%c;
}
}
out<<n*r%c;
return 0;
}