Cod sursa(job #558213)
Utilizator | Data | 17 martie 2011 09:54:54 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.34 kb |
#include <fstream>
using namespace std;
ifstream intrare("lgput.in");
ofstream iesire("lgput.out");
int main(){
int n,rez,px,r,x;
intrare >> x >> n;
rez = 1, px = n;
while (x)
{
r = x % 2;
if (r)
rez *= px;
rez = rez % 1999999973;
px *= px;
px = px % 1999999973;
x /= 2;
}
iesire << rez << '\n';
return 0;
}