Cod sursa(job #2500380)
Utilizator | Data | 27 noiembrie 2019 19:57:37 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.42 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
const int mod = 1999999973;
long long n, p;
int ridput(int n, int p)
{
int r = 1;
while(p){
if(p % 2 == 1)
r *= n;
n = n * n;
p /= 2;
}
return r;
}
int main()
{
fin >> n >> p;
fout << ridput(n, p);
return 0;
}