Consider the task of building a slice of tasks to process:
while (stack.length 0 && nums[stack[stack.length - 1]] <= curHeight) {
。关于这个话题，快连下载安装提供了深入分析
var removeKdigits = function (num, k) {
James Arthur Lovell Jr was born on 25 March 1928 - just a year after Charles Lindbergh made his historic trip across the Atlantic.