1notable|ˈnəʊtəbl; 美 ˈnoʊ-|adj ~ (for sth) deserving to be noticed or to receive attention; important 值得注意的；显著的；重要的a notable success/achievement/example显著的成功 / 成就；明显...
Three Families
Three families share a garden. They usually clean the garden together at the end of each week, but last week, family C was on holiday, so family A spent 5 hours, family B spent 4 h...
1
endeavour（有没有觉得很像devour？）
|ɪnˈdevə(r)|
n
[不可数名词, 可数名词](formal) an attempt to do sth, especially sth new or difficult （尤指新的或艰苦的）努力，尝试
Please make every...
mister：加在男性的姓氏前面 sir：polite form used in addressing a man especially in a shop or by children talking to male teachers 对男性一种比较有礼貌的称呼或学生对男性老师的一种称呼或下级对上级...
Given an integer, write a function to determine if it is a power of three.
Follow up:Could you do it without using any loop / recursion?
1 public class Solution {
2 public boolean isPowerOfThr...
