122. Best Time to Buy and Sell Stock II(Done)

Solution#1

public class Solution { public int maxProfit(int[] prices) { if (prices == null || prices.length == 0) return 0; int profit = 0; for (int i = 1; i < prices.length; i++) { if (prices[i] > prices[i - 1]) { profit += prices[i] - prices[i - 1]; } } return profit; } }