Cod sursa(job #2446830)
Utilizator | Data | 10 august 2019 21:29:41 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.39 kb |
#include<fstream>
using namespace std;
#define MOD 1999999973;
ifstream in("lgput.in");
ofstream out("lgput.out");
long long power(int a, int b)
{
if(b<0) a=1/a, b=-b;
if(b==0) return 1;
int y=1;
while(b>1)
{
if(b%2==1) y*=a;
a*=a;
b/=2;
}
return a*y;
}
int main()
{
int n, p;
in>>n>>p;
out<<power(n,p)%MOD;
}