Cod sursa(job #2223225)
Utilizator | Data | 19 iulie 2018 13:48:31 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.31 kb |
#include <iostream>
#include <fstream>
using namespace std;
long putere(long n, long p){
if(p==1) return n;
if(p%2==1) return (n*putere(n*n,p/2));
if(p%2==0) return putere(n*n,p/2);}
int main(){
ifstream f("lgput.in");
ofstream g("lgput.out");
long n,p;
f>>n>>p;
g<<putere(n,p)%1999999973;
return 0;}