CodingBat Java Recursion-1 allStar

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Java > Recursion-1 > allStar
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Given a string, compute recursively a new string where all the adjacent chars are now separated by a "*".

allStar("hello") → "h*e*l*l*o"
allStar("abc") → "a*b*c"
allStar("ab") → "a*b"
...Save, Compile, Run
public String allStar(String str) { }

See also Java Example Code. Java help docs: If Boolean Logic | Strings | While and For Loops | Arrays and Loops

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