Cod sursa(job #3004780)

Utilizator AndPitAndreeaPiticar AndPit Data 16 martie 2023 16:35:29
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.37 kb
#include <fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
long long fastpower(long long a,long long b){
    long long rez=1;
    while(b){
        if(b%2){
            rez=rez*a;
        }
        a=a*a;
        b/=2;
    }
    return rez;
}
int main(){
    long long a,b;
    f>>a>>b;
    g<<fastpower(a,b);
    return 0;
}