Implement Maximum Subarray Sum Algorithm Original Task Write a function that takes an array of integers and returns the maximum sum of a contiguous subarray, handling both positive and negative numbers. Summary
Maximum Subarray categories: - algorithm tags: - leetcode - algorithm - 第一遍取得最优解 题目描述 给一个array, 找一个连续的子数组,它的sum是最大的,返回sum值。 我的解法——求前n项和+DP 遍历两遍数组 n的复杂度。 结果:beat 37.26% class Solution(object): def maxSubArray(self, nums): "...
Explanation: Subarray [4, −1, 2, 1] is the max sum contiguous subarray with a sum of 6. We would tackle this problem in the following two ways: Simple Approach Optimized Approach: Kadane’s Algorithm Simple Approach A simple approach to solving the Maximum Subarray Sum problem involves ...
#include<vector>#include<algorithm>usingnamespacestd;intmaxSubArray(vector<int>& nums){// 如果数组为空,直接返回0if(nums.empty())return0;intmaxSum = nums[0];// 初始化最大子数组和为数组的第一个元素intcurrentSum = nums[0];// 初始化当前最大子数组和为数组的第一个元素// 从数组的第二个...
首先遍历数组a[n],得到currSum[n],然后遍历数组currSum[n],找到所有元素中找到最大的那个即可 1//Author : Jincheng2//Date : 1703153//Description : find max sum of subarray by DP method4//Complexity : Time O(n) Space O(n)56#include <iostream>7usingnamespacestd;89template <typename T>10vo...
(right_sum >= left_sum and right_sum >= cross_sum): return right_low, right_high, right_sum else: return cross_low, cross_high, cross_sum # Python program to find maximum contiguous subarray # Kadane’s Algorithm def maxSubArraySum(a, size): max_so_far = float("-inf") max_...
Implement Maximum Sum Subarray Algorithm Original Task Write a function to find the maximum sum subarray within an array of integers, which may include elements from the beginning, middle, or end of the array. Summary of Changes Added a function to find the maximum sum subarray using Kadane's...
("max subsequence sum is %d, time cost %d\n", result, utimecost); free(ptr); return 0; } 输出为: max subsequence sum is 2410, time cost 217 max subsequence sum is 2410, time cost 4 分析: 在《data structure and algorithm analysis in c》中有对这四种算法时间性能的分析,...
In this work we revisit the BSP/CGM parallel algorithm that solves this problem and we present BSP/CGM algorithms for the following related problems: the maximum largest subarray sum, the maximum smallest subarray sum, the number of subarrays of maximum sum, the selection of the subarray with ...
Algorithm 1. Use Kadane’s algorithm to find the maximum subarray sum. 2. Once the sum has beens find, re-apply Kadane’s algorithm to find the maximum sum again with some minor changes) Example Live Demo #include <bits/stdc++.h> using namespace std; int getMaxSubarraySum(int...