Ber03的博客

原题链接： https://leetcode.com/problems/contains-duplicate/1. 题目介绍给出一个一维数组，数组中的元素全都是整数，判断数组中是否有元素重复。如果有元素重复了，返回 true，如果没有元素重复，那就返回 false。Example 1:Input: [1,2,3,1]Output: trueExample 2:Input: [1,...

class Solution { public boolean isMonotonic(int[] A) { int length = A.length; if (length == 0) { return false; } int flag = (A[length-1] > A[0] ? 1 : 2 ); if (flag == 1...

原题链接：https://leetcode.com/problems/plus-one/1. 题目介绍Given a non-empty array of digits representing a non-negative integer, plus one to the integer.The digits are stored such that the most significan...

原题链接：https://leetcode.com/problems/majority-element/1. 题目介绍Given an array of size n, find the majority element. The majority element is the element that appears more than ⌊ n/2 ⌋ times.You may assu...

原题链接： https://leetcode.com/problems/merge-sorted-array/1. 题目介绍Given two sorted integer arrays nums1 and nums2, merge nums2 into nums1 as one sorted array.Note:The number of elements initialized in...

原题链接： https://leetcode.com/problems/next-permutation/1. 题目介绍Implement next permutation, which rearranges numbers into the lexicographically next greater permutation of numbers.If such arrangement i...

原题链接： https://leetcode.com/problems/rotate-array/

原题链接：https://leetcode.com/problems/remove-element/1. 题目介绍Given an array nums and a value val, remove all instances of that value in-place and return the new length.Do not allocate extra space for a...

原题链接： https://leetcode.com/problems/remove-duplicates-from-sorted-array/1. 题目介绍Given a sorted array nums, remove the duplicates in-place such that each element appear only once and return the new le...

原题链接：https://leetcode.com/problems/reverse-string/1. 题目介绍Write a function that reverses a string. The input string is given as an array of characters char[].Do not allocate extra space for another ...

原题链接： https://leetcode.com/problems/search-insert-position/1. 题目介绍Given a sorted array and a target value, return the index if the target is found. If not, return the index where it would be if it w...