Cod sursa(job #2256740)
Utilizator | Data | 9 octombrie 2018 02:05:08 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.36 kb |
#include <iostream>
#include <fstream>
using namespace std;
int main()
{
int n, p, m=1999999973, rez=1, i;
ifstream f("lgput.in");
ofstream g("lgput.out");
f>>n>>p;
for(i=0; (1<<i)<= p; i++)
{
if(((1<<i)&p)>0)
rez=(rez*n)%m;
n=(n*n)%m;
}
g<<rez;
f.close();
g.close();
return 0;
}