<awangdev>Best Time to Buy and Sell Stock III_1.java
public int maxProfit(int[] prices) {
        if (prices == null || prices.length == 0) {
            return 0;
        }
        int profit = 0;
        int n = prices.length;
        int[][] dp = new int[n][5];
        
        dp[0][0] = 0; 
        for (int i = 1; i < n; i++) {
            for (int j = 1; j < 5; j++) {
                int dailyDiff = prices[i] - prices[i - 1];
                if (j % 2 == 0) { 
                    dp[i][j] = Math.max(dp[i - 1][j], dp[i - 1][j - 1] + dailyDiff);
                    profit = Math.max(profit, dp[i][j]);
                } else { 
                    dp[i][j] = Math.max(dp[i - 1][j] + dailyDiff, dp[i - 1][j - 1]);
                }
            }
        }
        return profit;
    }
public int sample_funcname ( int [ ] var_0 ) {
  if ( var_0 == null || var_0 . length == 0 ) {
    return 0 ;
  }
  int var_4 = 0 ;
  int var_5 = var_0 . length ;
  int [ ] [ ] var_7 = new int [ var_5 ] [ 5 ] ;
  var_7 [ 0 ] [ 0 ] = 0 ;
  for ( int var_9 = 1 ;
  var_9 < var_5 ;
  var_9 ++ ) {
    for ( int var_10 = 1 ;
    var_10 < 5 ;
    var_10 ++ ) {
      int var_11 = var_0 [ var_9 ] - var_0 [ var_9 - 1 ] ;
      if ( var_10 % 2 == 0 ) {
        var_7 [ var_9 ] [ var_10 ] = Math . max ( var_7 [ var_9 - 1 ] [ var_10 ] , var_7 [ var_9 - 1 ] [ var_10 - 1 ] + var_11 ) ;
        var_4 = Math . max ( var_4 , var_7 [ var_9 ] [ var_10 ] ) ;
      }
      else {
        var_7 [ var_9 ] [ var_10 ] = Math . max ( var_7 [ var_9 - 1 ] [ var_10 ] + var_11 , var_7 [ var_9 - 1 ] [ var_10 - 1 ] ) ;
      }
    }
  }
  return var_4 ;
}
