Cod sursa(job #2263849)
Utilizator | Data | 19 octombrie 2018 14:38:45 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 30 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.4 kb |
#include <fstream>
#define Nr 1999999973
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
long long lgput(long long a,long long n)
{
if(n==0)
return 1;
if(n%2==0)
return (lgput(a,n/2)*lgput(a,n/2))%Nr;
return (lgput(a,n/2)*lgput(a,n/2)*a)%Nr;
}
int main()
{
long long N,P;
fin>>N>>P;
fout<<lgput(N,P);
return 0;
}