Web Reference: Given a string, return a string where for every char in the original, there are two chars. doubleChar ("The") → "TThhee" doubleChar ("AAbb") → "AAAAbbbb" doubleChar ("Hi-There") → "HHii--TThheerree" Go ...Save, Compile, Run (ctrl-enter) Show Hint public String doubleChar (String str) { } XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX Java > String-2 > doubleChar (CodingBat Solution) Problem: Given a string, return a string where for every char in the original, there are two chars. doubleChar ("The") → "TThhee" doubleChar ("AAbb") → "AAAAbbbb" doubleChar ("Hi-There") → "HHii--TThheerree" While the code is focused, press Alt+F1 for a menu of operations. Solutions to every single CodingBat exercise that I have successfully worked out. Hopefully these will be very easily understood. Please note: These are all solutions to the Java section, not the Python section.
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