Cod sursa(job #1992702)
Utilizator | Data | 21 iunie 2017 10:17:43 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.47 kb |
#include <fstream>
using namespace std;
ifstream fin ("lgput.in");
ofstream fout("lgput.out");
long long putere(long long n, long long p)
{
long long rezultat=1;
while(p)
{
if (p%2==0)
{
p/=2;
n*=n;
}
else
{
--p;
rezultat*=n;
}
}
return rezultat;
}
int main()
{
long long n, p;
fin>>n>>p;
fout<<putere(n, p)%1999999973;
}