Cod sursa(job #2413891)
Utilizator | Data | 23 aprilie 2019 19:41:59 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 50 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.47 kb |
#include <fstream>
using namespace std;
const long long mod=1999999973;
unsigned long long int putere(unsigned long long int n,unsigned long long int p)
{
if(p==0)
return 1;
unsigned long long int x=putere(n,p/2);
if(p%2==0)
return (x*x)%mod;
return (x*x*n)%mod;
}
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int main()
{
unsigned long long int n,p;
fin>>n>>p;
fout<<putere(n,p);
return 0;
}