摘要:
Given a linked list, remove thenthnode from the end of list and return its head.For example, Given linked list: 1->2->3->4->5, and n = 2. After re... 阅读全文
摘要:
Reverse bits of a given 32 bits unsigned integer.For example, given input 43261596 (represented in binary as00000010100101000001111010011100), return ... 阅读全文
摘要:
Write a bash script to calculate the frequency of each word in a text filewords.txt.For simplicity sake, you may assume:words.txtcontains only lowerca... 阅读全文