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| package com.demo.s122;
public class Solution { public int maxProfit(int[] prices) { int n = prices.length; int[][] dp = new int[n][2]; dp[0][0] = 0; dp[0][1] = -prices[0]; for (int i = 1; i < n; ++i) { dp[i][0] = Math.max(dp[i - 1][0], dp[i - 1][1] + prices[i]); dp[i][1] = Math.max(dp[i - 1][1], dp[i - 1][0] - prices[i]); } return dp[n - 1][0]; } }
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