Cod sursa(job #2514210)
Utilizator | Data | 24 decembrie 2019 19:25:54 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.4 kb |
#include <fstream>
using namespace std;
ifstream in ("lgput.in");
ofstream out ("lgput.out");
int main()
{
int n,p,i,r=1;
in>>n>>p;
while(p!=1)
{
if(p%2==0)
{
p/=2;
n*=n;
n=n%1999999973;
}
else
{
p-=1;
r=r*n;
r%=1999999973;
}
}
r=(n*r)%1999999973;
out<<r%1999999973;
return 0;
}