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2018年11月21日

摘要： Given an array of integers, find if the array contains any duplicates. Your function should return true if any value appears at least twice in the arr 阅读全文

posted @ 2018-11-21 11:51 Bipolard 阅读(129) 评论(0) 推荐(0)

杨辉三角

摘要： Given a non-negative integer numRows, generate the first numRows of Pascal's triangle. In Pascal's triangle, each number is the sum of the two numbers 阅读全文

posted @ 2018-11-21 09:21 Bipolard 阅读(317) 评论(0) 推荐(0)

2018年11月20日

删除链表的倒数第n个结点

摘要： Given a linked list, remove the n-th node from the end of list and return its head. Example: Given linked list: 1->2->3->4->5, and n = 2. After removi 阅读全文

posted @ 2018-11-20 14:43 Bipolard 阅读(107) 评论(0) 推荐(0)

相交链表

摘要： Write a program to find the node at which the intersection of two singly linked lists begins. Write a program to find the node at which the intersecti 阅读全文

posted @ 2018-11-20 12:29 Bipolard 阅读(149) 评论(0) 推荐(0)

环形链表 II

摘要： Given a linked list, return the node where the cycle begins. If there is no cycle, return null. Note: Do not modify the linked list. Follow up:Can you 阅读全文

posted @ 2018-11-20 12:16 Bipolard 阅读(168) 评论(0) 推荐(0)

环形链表

摘要： Given a linked list, determine if it has a cycle in it. Given a linked list, determine if it has a cycle in it. Follow up:Can you solve it without usi 阅读全文

posted @ 2018-11-20 12:01 Bipolard 阅读(135) 评论(0) 推荐(0)

至少是其他数字两倍的最大数

摘要： In a given integer array nums, there is always exactly one largest element. In a given integer array nums, there is always exactly one largest element 阅读全文

posted @ 2018-11-20 11:48 Bipolard 阅读(103) 评论(0) 推荐(0)

寻找数组的中心索引

摘要： Given an array of integers nums, write a method that returns the "pivot" index of this array. Given an array of integers nums, write a method that ret 阅读全文

posted @ 2018-11-20 11:39 Bipolard 阅读(141) 评论(0) 推荐(0)

2018年11月21日

2018年11月20日

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