Cod sursa(job #1901342)
Utilizator | Data | 3 martie 2017 21:24:06 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.45 kb |
#include <fstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
long long lgput(int n, int p)
{
if(p==0)
{
return 1;
}
if(p==1)
{
return n;
}
if(p%2==0)
{
return lgput(n*n,p/2)%1999999973;
}
else
{
return n*lgput(n*n,p/2)%1999999973;
}
}
int main()
{
int n,p;
fin>>n>>p;
fout<<lgput(n,p);
return 0;
}