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python-algorithm1422

leetcode 206. Reverse Linked List https://leetcode.com/problems/reverse-linked-list/ Reverse Linked List - LeetCode Reverse Linked List - Given the head of a singly linked list, reverse the list, and return the reversed list. Example 1: [https://assets.leetcode.com/uploads/2021/02/19/rev1ex1.jpg] Input: head = [1,2,3,4,5] Output: [5,4,3,2,1] Example 2: [https://asset leetcode.com 1 2 3 4 5 6 7 8 9 10 11 12 13 14 # Definition for.. 2023. 2. 17.
백준 9772 Quadrants https://www.acmicpc.net/problem/9772 9772번: Quadrants Given the coordinates (x,y) of some points in 2-dimensional plane, find out which quadrant(Q1-Q4) the points are located. If a point is located on X-axis or Y-axis, print out AXIS instead. www.acmicpc.net 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 def sol(x, y): if x == 0 or y == 0: return 'AXIS' elif x > 0 and y > 0: return 'Q1' elif.. 2023. 2. 17.
leetcode 989. Add to Array-Form of Integer https://leetcode.com/problems/add-to-array-form-of-integer/description/ Add to Array-Form of Integer - LeetCode Add to Array-Form of Integer - The array-form of an integer num is an array representing its digits in left to right order. * For example, for num = 1321, the array form is [1,3,2,1]. Given num, the array-form of an integer, and an integer k, return the ar leetcode.com 1 2 3 4 5 6 7 8 .. 2023. 2. 15.
leetcode 21. Merge Two Sorted Lists https://leetcode.com/problems/merge-two-sorted-lists/ Merge Two Sorted Lists - LeetCode Merge Two Sorted Lists - You are given the heads of two sorted linked lists list1 and list2. Merge the two lists in a one sorted list. The list should be made by splicing together the nodes of the first two lists. Return the head of the merged linked list. leetcode.com 1 2 3 4 5 6 7 8 9 10 11 12 # Definition .. 2023. 2. 13.
leetcode 1523. Count Odd Numbers in an Interval Range https://leetcode.com/problems/count-odd-numbers-in-an-interval-range/description/ Count Odd Numbers in an Interval Range - LeetCode Can you solve this real interview question? Count Odd Numbers in an Interval Range - Given two non-negative integers low and high. Return the count of odd numbers between low and high (inclusive). Example 1: Input: low = 3, high = 7 Output: 3 Explanati leetcode.com .. 2023. 2. 13.
leetcode 234. Palindrome Linked List https://leetcode.com/problems/palindrome-linked-list/ Palindrome Linked List - LeetCode Palindrome Linked List - Given the head of a singly linked list, return true if it is a palindrome or false otherwise. Example 1: [https://assets.leetcode.com/uploads/2021/03/03/pal1linked-list.jpg] Input: head = [1,2,2,1] Output: true Example 2: [https leetcode.com 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 1.. 2023. 2. 11.
leetcode 121. Best Time to Buy and Sell Stock https://leetcode.com/problems/best-time-to-buy-and-sell-stock/ Best Time to Buy and Sell Stock - LeetCode Best Time to Buy and Sell Stock - You are given an array prices where prices[i] is the price of a given stock on the ith day. You want to maximize your profit by choosing a single day to buy one stock and choosing a different day in the future to sell that leetcode.com 1 2 3 4 5 6 7 8 9 10 c.. 2023. 2. 11.
leetcode 2149. Rearrange Array Elements by Sign https://leetcode.com/problems/rearrange-array-elements-by-sign/description/ Rearrange Array Elements by Sign - LeetCode Can you solve this real interview question? Rearrange Array Elements by Sign - You are given a 0-indexed integer array nums of even length consisting of an equal number of positive and negative integers. You should rearrange the elements of nums such that leetcode.com 1 2 3 4 5.. 2023. 2. 10.
leetcode 238. Product of Array Except Self https://leetcode.com/problems/product-of-array-except-self/description/ Product of Array Except Self - LeetCode Product of Array Except Self - Given an integer array nums, return an array answer such that answer[i] is equal to the product of all the elements of nums except nums[i]. The product of any prefix or suffix of nums is guaranteed to fit in a 32-bit integer. leetcode.com 1 2 3 4 5 6 7 8 .. 2023. 2. 10.
leetcode 15. 3Sum https://leetcode.com/problems/3sum/description/ 3Sum - LeetCode 3Sum - Given an integer array nums, return all the triplets [nums[i], nums[j], nums[k]] such that i != j, i != k, and j != k, and nums[i] + nums[j] + nums[k] == 0. Notice that the solution set must not contain duplicate triplets. Example 1: Input: nums leetcode.com 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26.. 2023. 2. 9.
leetcode 42. Trapping Rain Water https://leetcode.com/problems/trapping-rain-water/description/ Trapping Rain Water - LeetCode Trapping Rain Water - Given n non-negative integers representing an elevation map where the width of each bar is 1, compute how much water it can trap after raining. Example 1: [https://assets.leetcode.com/uploads/2018/10/22/rainwatertrap.png] Input: he leetcode.com 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1.. 2023. 2. 9.
백준 27389 Metronome https://www.acmicpc.net/problem/27389 27389번: Metronome A Metronome is a mechanical device used by musicians for keeping time. It is a very clever device, based on a spring, an inverted pendulum, and an escapement gear. Milo is learning to play the glockenspiel, and has purchased a metronome to help him keep ti www.acmicpc.net 1 2 3 4 5 6 7 8 def sol(n): answer = round(n/4, 2) return answer if _.. 2023. 2. 9.

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