Cod sursa(job #1488737)
Utilizator | Data | 19 septembrie 2015 17:56:49 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.38 kb |
#include <fstream>
#define mod 1999999973
using namespace std;
ifstream cin ("lgput.in");
ofstream cout("lgput.out");
long long put(int x, int n)
{
long long p = 1 ;
while (n > 0)
{
if (n & 1)
{
p *= x;
n-- ;
}
x = x * x ;
n >>= 1 ;
}
return p ;
}
int main()
{
int n,p;
cin>>n>>p;
cout<<put(n,p)%mod;
return 0;
}