Cod sursa(job #1488738)
| Utilizator | Data | 19 septembrie 2015 17:58:35 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.41 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%mod;
p=p%mod;
n-- ;
}
x = ((x%mod) * (x%mod))%mod ;
n >>= 1 ;
}
return p ;
}
int main()
{
int n,p;
cin>>n>>p;
cout<<put(n,p)%mod;
return 0;
}
