摘要:
Validate if a given string is numeric.Some examples:"0" => true" 0.1 " => true"abc" => false"1 a" => false"2e10" => trueNote: It is intended for the p... 阅读全文
摘要:
Given an integer n, generate a square matrix filled with elements from 1 to n^2 in spiral order.For example,Given n = 3,You should return the followin... 阅读全文
摘要:
难度:100,情况分得太多太细,跟Wildcard Matching很像又比那个难多了,refer to: https://discuss.leetcode.com/topic/40371/easy-dp-java-solution-with-detailed-explanation Here ar 阅读全文