Cod sursa(job #2527454)
| Utilizator | Data | 20 ianuarie 2020 13:23:34 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva educationala | Marime | 0.43 kb |
#include <fstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
#define mod 1999999973
long long putere(long long b, long long p){
if(p == 0)
return 1;
if(p % 2 == 0) {
long long x = putere(b, p / 2);
return (x * x) % mod;
}
else {
return (b * putere(b, p - 1)) % mod;
}
}
int main()
{
long long b, p;
fin >> b >> p;
fout << putere(b, p);
}
