Cod sursa(job #2756651)

Utilizator matei.balaur2009Matei Balaur12 matei.balaur2009 Data 2 iunie 2021 11:30:48
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.26 kb
Raporteaza aceasta sursa 
#include <fstream>

using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
int main() {
    int a,n,p;
    in>>a>>n;
    p=1;
    while (n>0) {
        if (n%2==1)p=p*a;
        a=a*a;
        n=n/2;
    }
    out<<p;
    return 0;
}