Cod sursa(job #2792379)
Utilizator | Data | 1 noiembrie 2021 16:04:40 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.37 kb |
#include <fstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int putere(int a,int n)
{
int p=1;
while (n!=0)
{
if (n%2==1) p=(p*a)%1999999973;
a=(a*a)%1999999973;
n=n/2;
}
return p%1999999973;
}
int a,b;
int main()
{
fin >>a>>b;
fout <<putere(a,b);
return 0;
}