wzc1995

Purdue University


访客:225046


# 标题 难度 阅读
10 Regular Expression Matching 困难 1152
13 Roman to Integer 简单 930
14 Longest Common Prefix 简单 1158
15 3Sum 中等 1338
16 3Sum Closest 中等 864
17 Letter Combinations of a Phone Number 中等 1505
18 4Sum 中等 847
19 Remove Nth Node From End of List 中等 1326
20 Valid Parentheses 简单 914
21 Merge Two Sorted Lists 简单 1061
22 Generate Parentheses 中等 1128
23 Merge k Sorted Lists 困难 975
24 Swap Nodes in Pairs 中等 995
25 Reverse Nodes in k-Group 困难 728
26 Remove Duplicates from Sorted Array 简单 888
27 Remove Element 简单 653
28 Implement strStr() 简单 763
29 Divide Two Integers 中等 841
30 Substring with Concatenation of All Words 困难 755
31 Next Permutation 中等 987