Cod sursa(job #1512578)
Utilizator | Data | 28 octombrie 2015 12:07:19 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.44 kb |
#include <fstream>
using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
int main()
{
long long n,p,r=1,rest;
in>>n>>p;
while(p!=1)
{
if(p%2==0)
{
p=p/2;
n=(n*n)%1999999973;
}
else
{
p=p-1;
r=(r*n)%1999999973;
}
}
n=n*r;
rest=n%1999999973;
out<<rest;
return 0;
}