LeetCode 【LeetCode】1281. Subtract the Product and Sum of Digits of an Integer 解答・解説【Python】 問題 原文 Given an integer number n, return the difference between the product of its digits and the sum of its digi... 2023.05.07 LeetCodePython
LeetCode 【LeetCode】191. Number of 1 Bits 解答・解説【Python】 問題 原文 Write a function that takes the binary representation of an unsigned integer and returns the number of '1' bit... 2023.05.07 LeetCodePython
LeetCode 【LeetCode】205. Isomorphic Strings 解答・解説【Python】 問題 原文 Given two strings s and t, determine if they are isomorphic. Two strings s and t are isomorphic if the char... 2023.05.07 LeetCodePython
LeetCode 【LeetCode】724. Find Pivot Index 解答・解説【Python】 問題 原文 Given an array of integers nums, calculate the pivot index of this array. The pivot index is the index wher... 2023.05.06 LeetCodePython
LeetCode 【LeetCode】1480. Running Sum of 1d Array 解答・解説【Python】 問題 原文 Given an array nums. We define a running sum of an array as runningSum = sum(nums…nums). Return the running... 2023.05.06 LeetCodePython
LeetCode 【LeetCode】1491. Average Salary Excluding the Minimum and Maximum Salary 解答・解説【Python】 問題 原文 You are given an array of unique integers salary where salary is the salary of the ith employee. Return the... 2023.05.06 LeetCodePython
LeetCode 【LeetCode】1523. Count Odd Numbers in an Interval Range 解答・解説【Python】 問題 原文 Given two non-negative integers low and high. Return the count of odd numbers between low and high (inclusive). ... 2023.05.06 LeetCodePython
LeetCode 【LeetCode】202. Happy Number 解答・解説【Python】 問題 原文 Write an algorithm to determine if a number n is happy. A happy number is a number defined by the following... 2023.05.06 LeetCodePythonアルゴリズム
LeetCode 【LeetCode】637. Average of Levels in Binary Tree 解答・解説【Python】 問題 原文 Given the root of a binary tree, return the average value of the nodes on each level in the form of an array. ... 2023.05.05 LeetCodePythonアルゴリズム幅優先探索
LeetCode 【LeetCode】107. Binary Tree Level Order Traversal II 解答・解説【Python】 問題 原文 Given the root of a binary tree, return the bottom-up level order traversal of its nodes' values. (i.e., from ... 2023.05.05 LeetCodePythonアルゴリズム幅優先探索