提交时间:2024-08-19 22:46:49

运行 ID: 168118

#include <bits/stdc++.h> using namespace std; int main () { int n, a; cin >> n; for (int i = 1; i <= n; i++) { cin >> a; if (a > 0 && (a & (a - 1) ) == 0) { cout << "Yes" << endl; } else { cout << "No" << endl; } } return 0; }