c++ power of two
#include <iostream>
bool isPowerOfTwo(int n);
int main() {
int number;
std::cout << "Enter a number: ";
std::cin >> number;
if (isPowerOfTwo(number)) {
std::cout << number << " is a power of two." << std::endl;
} else {
std::cout << number << " is not a power of two." << std::endl;
}
return 0;
}
bool isPowerOfTwo(int n) {
if (n <= 0) {
return false;
}
return (n & (n - 1)) == 0;
}