做网站答辩总结范文软文广告案例500字
题目:
题解:
class Solution {public boolean isPowerOfFour(int n) {return n > 0 && (n & (n - 1)) == 0 && n % 3 == 1;}
}
题目:
题解:
class Solution {public boolean isPowerOfFour(int n) {return n > 0 && (n & (n - 1)) == 0 && n % 3 == 1;}
}