Cod sursa(job #2402582)
| Utilizator | Data | 10 aprilie 2019 20:19:20 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva educationala | Marime | 0.61 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
long long functie_de_ridicare_la_putere(long long N,long long P)
{
if(P==0)
{
return 1;
}
if(P==1)
{
return N;
}
if(P%2==0)
{
return functie_de_ridicare_la_putere((N*N)%1999999973,P/2)%1999999973;
}
else
{
return N*functie_de_ridicare_la_putere((N*N)%1999999973,(P-1)/2)%1999999973;
}
}
int main()
{
long long N,P;
fin>>N>>P;
fout<<functie_de_ridicare_la_putere(N,P);
}
