xbf

摘要： 题目：GivennumRows, generate the firstnumRowsof Pascal's triangle.For example, givennumRows= 5,Return[ [1], [1,1], [1,2,1], [1,3,3,1], [1,4,6,4... 阅读全文

摘要： 题目：Given a non-negative number represented as an array of digits, plus one to the number.The digits are stored such that the most significant digit is... 阅读全文

摘要： 题目:Follow up for "Remove Duplicates":What if duplicates are allowed at mosttwice?For example,Given sorted array A =[1,1,1,2,2,3],Your function should ... 阅读全文

摘要： 题目：Given a sorted array, remove the duplicates in place such that each element appear onlyonceand return the new length.Do not allocate extra space fo... 阅读全文

摘要： 题目:Given an array and a value, remove all instances of that value in place and return the new length.The order of elements can be changed. It doesn't ... 阅读全文

摘要： 题目：You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a sing... 阅读全文