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Jeehay28.js
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48 lines (26 loc) · 724 Bytes
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/**
* @param {number[]} nums
* @return {number}
*/
// Dynamic programming
// Optimized Solution:
// Time Complexity: O(n)
// Space Complexity: O(1)
var maxSubArray = function (nums) {
let currentMax = nums[0];
let globalMax = nums[0]
for (let i = 1; i < nums.length; i++) {
currentMax = Math.max(currentMax + nums[i], nums[i]);
globalMax = Math.max(currentMax, globalMax);
}
return globalMax;
};
// Time Complexity: O(n)
// Space Complexity: O(n)
// var maxSubArray = function (nums) {
// let dp = [nums[0]];
// for (let i = 1; i < nums.length; i++) {
// dp[i] = Math.max(dp[i - 1] + nums[i], nums[i])
// }
// return Math.max(...dp)
// };