java

1: reverseStringInWord: Please fill the function String reverseStringInWord(String str) to return a string which reverse the input word by word. (Note: the words are separated by one more whitespace.)

Example 1: Input: (I am good); Return: good am I Example 2: Input: (How are you) Return you are How

2: MagicString: Please fill the function boolean magicString(String str) to check if a string str is a magic string. A magic String is the one which can be constructed by repeating the substring of it. (Note: you can assume all the characters are in lowercase).

Example 1: Input: abcabcabc Return: True Example 2: Input: ababc Return False