lc28-Implement strStr()

12-25

lc140-Word Break II

11-17

lc290-Word Pattern

11-16

lc17-Letter Combinations of a Phone Number

11-16

lc418

11-13

lc159-Longest Substring with At Most Two Distinct Characters

11-12

lc273 Integer to English Words

10-30

lc186 Reverse Words in a String II

10-29

lc14-Longest Common Prefix

05-08

lc227-Basic Calculator II

02-01