Develop me

Best Time to Buy and Sell Stock - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com Above is the link to the problem. Problem You are given an array prices where prices[i] is the price of a given stock on the i th day. You want to maximize your profit by choosing a single day to buy ..

Merge Sorted Array - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com Above is the link to problem. Problem Two integer arrays nums1 and nums2 which sorted in non-decreasing order are given. Two integers m and n, representing the number of elements in nums1 and nums2 respectively. M..

The area of ​the first quadrant in the equation of a circle can be calculated using the integral likes below. We use integral for get the area of under the graph.But, computer can compute this as the sum of area of thin bars. (because computers have fast computational processing power) It can be obtained as shown in the figure below.There must be exist an error this way.But if we calculate δ as ..

Climbing Stairs - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com Above is the link to the problem. Problem You are climbing a staircase. It takes n steps to reach the top. Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb to the top? Example Inpu..

Add Binary - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com Above is the link to the problem. Given two binary strings a and b, return their sum as a binary string. Example : Input: a = "1010", b = "1011" Output: "10101" I solved this problem by writing the below code. If both dig..

Length of Last Word - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com Above is the link to the problem. Given a string "s" consisting of words and spaces, return the length of the last word in the string. A word is a maximal substring consisting of non-space characters only. Exampl..

Rotate Image - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com Above is the link to the problem. You are given an (n x n) 2D matrix representing an image, rotate the image by 90 degrees (clockwise). Do not allocate another 2D matrix and do the rotation. Example 1: Input: matrix = [..

Search Insert Position - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com Above is the link to the problem. Given a sorted array of distinct integers and a target value, return the index if the target is found. If not, return the index where it would be if it were inserted in order...

Valid Parentheses - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com Above is a link to the problem. There is a string consist of (, {, [, ), } and ] Open Bracket - (, {, [ must be closed by the same type of close brackets - ), }, ] and in the correct order. If the string satisfies ..