Cod sursa(job #2223229)

Utilizator Andrei-27Arhire Andrei Andrei-27 Data 19 iulie 2018 13:58:12
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.34 kb
Raporteaza aceasta sursa 
#include <iostream>
#include <fstream>
using namespace std;
long const m=1999999973;
long putere(long n, long p){
if(p==1) return n%m;
if(p%2==1) return (n%m*putere(n*n%m,p/2)%m);
if(p%2==0) return putere(n*n%m,p/2)%m;}
int main(){
ifstream f("lgput.in");
ofstream g("lgput.out");
long n,p;
f>>n>>p;
g<<putere(n,p)%m;
return 0;}