Cod sursa(job #2747025)
Utilizator | Data | 28 aprilie 2021 19:28:44 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.42 kb |
#include <fstream>
//restul impartirii lui n^p la k
using namespace std;
unsigned int md=1999999973;
ifstream f("lgput.in");
ofstream g("lgput.out");
void putere(long long n, long long p)
{
unsigned long long r=1;
while(p)
{
if(p%2)
r=(r*n)%md;
n=(n*n)%md;
p=p/2;
}
g<<r;
}
int main()
{
long long n,p;
f>>n>>p;
putere(n,p);
return 0;
}