Cod sursa(job #1509877)
Utilizator | Data | 24 octombrie 2015 13:14:49 | |
---|---|---|---|
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;
int p,r=1;
in>>n>>p;
while (p!=1)
{
if (p%2==1)
{
p=p-1;
r=(n*r)%1999999973;
}
n=(n*n)%1999999973;
p=p/2;
}
n=n*r;
out<<n%1999999973;
return 0;
}