4 PM – USACO – Gamas

Today We Did

1. We reviewed last week homework.
2. We learn how to do isPalindrome
3. We learn how to copy and array and insert a new element in the middle of the new array.

Homework

1. No class until Jan 9, 2025. Merry Christmas and Happy New Year.
2. Inside Dec20Palindrome.java
   1. create a new method “public boolean isPalindromeIgnoreSpace(String word)”.
      1. This method will return true for the following
         1. racecar
         2. race car
         3. was it a cat i saw
         4. kayak
      2. This method will return false for the following
         1. gamas
         2. gamas go to disneyland
3. Inside Dec20InsertOrDeleteInTheMiddleArray.java
   1. create a new method “public String[] copyAndDeletetInMiddle(String[] oldArr, int index)”
      1. String[] arr = new String[]{“a”,”b”,”c”};
      2. String[] newArr = main.copyAndDeleteInMiddle(arr, 1);
      3. // result [“a”, “c”]