Cod sursa(job #3152744)
| Utilizator | Data | 26 septembrie 2023 17:59:50 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva educationala | Marime | 0.51 kb |
#include <fstream>
using namespace std;
ifstream cin("lgput.in");
ofstream cout("lgput.out");
int modulo = 1999999973;
unsigned long long lgput(unsigned long long n, unsigned long long k)
{
if(k == 0)
return 1;
if(k == 1)
return n;
if(k % 2 == 0)
return (lgput(n*n, k/2)) % modulo;
else
return (n * lgput(n*n, (k-1) / 2)) % modulo;
}
int main()
{
unsigned long long n, k;
cin >> n >> k;
cout<<lgput(n, k)%modulo;
return 0;
}