def productExceptSelf(nums): n = len(nums) res = [1]*n ## left product lp = 1 for i in range(n): res[i]=lp lp = lp*nums[i] ## right product rp = 1 for i in range(n-1, -1, -1): res[i] = res[i] * rp rp = rp*nums[i] return res 举例说明 为了更清楚地解释...
Description Given an array nums of n integers where n > 1, return an array output such that output[i] is equal to the product of all the elements of nums except nums[i]. Example: Input: [1,2,3,4]…
第二次从右到左 -> 把每一个数字 剩余的 右边所有数字乘积 补上 1classSolution2{3publicint[] productExceptSelf(int[] nums)4{5//create output array6int[] output =newint[nums.length];7//make first number to 18output[0] = 1;910//1st iteration from 1 ~ end -> make each nums[i] =...
Could you solve it with constant space complexity? (The output array does not count as extra space for the purpose of space complexity analysis.) 这道题给定我们一个数组,让我们返回一个新数组,对于每一个位置上的数是其他位置上数的乘积,并且限定了时间复杂度 O(n),并且不让我们用除法。如果让用除...
代码: class Solution(object): def productExceptSelf(self, nums): n = len(nums) res = [1] * n temp = 1 for i in range(0, n - 1): res[i + 1] = res[i] * nums[i] for i in range(n - 1, 0, -1): res[i] *= temp ...
238. Product of Array Except Self Given an array nums of n integers where n > 1, return an array output such that output[i] is equal to the product of all the elements of nums except nums[i]. Example: Input: [1,2,3,4] Output: [24,12,8,6]...
LeetCode Top 100 Liked Questions 238. Product of Array Except Self (Java版; Medium) 题目描述 Given an array nums of n integers where n > 1, return an array output such that output[i] is equal to the product of all the elements of nums except nums[i]. ...
Given an array nums of n integers where n > 1, return an array output such that output[i] is equal to the product of all the elements of nums except nums[i]. 给一个n个int的数组nums,其中n>1,返回一个数组,使得output[i]等于除了nums[i]之外所有nums元素的乘积 ...
Can you solve this real interview question? 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
[LeetCode]238.Product of Array Except Self 题目 Given an array of n integers where n > 1, nums, return an array output such that output[i] is equal to the product of all the elements of nums except nums[i]. Solve it without division and in O(n)....