Cod sursa(job #1590028)
| Utilizator | Data | 4 februarie 2016 17:29:37 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.52 kb |
#include <fstream>
#define MOD 1999999973
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
unsigned long long N,P;
unsigned long long ridicare_putere(int N, int P)
{
unsigned long long x;
if(P==1) return N;
else if(P%2){
x=ridicare_putere(N,P/2);
return ((x*x)%MOD)*N%MOD;
}
else{
x=ridicare_putere(N,P/2);
return (x*x)%MOD;
}
}
int main()
{
f>>N>>P;
g<<ridicare_putere(N,P);
f.close();
g.close();
return 0;
}
