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orion.a.smith@gmail.com hcs-strings > apcsaStringsGimmeLastN
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Given an input String and an int n, return a String containing the last n characters of the input (in order). Precondition: the input will have at least n characters. 


HINT


You will need the length() and substring() methods to solve this problem.

apcsaStringsGimmeLastN("Wave hello", 5) → "hello"
apcsaStringsGimmeLastN("Wave hello", 2) → "lo"
apcsaStringsGimmeLastN("Wave goodbye", 7) → "goodbye"
...Save, Compile, Run (ctrl-enter)
public String apcsaStringsGimmeLastN(String str, int n) {
  
}






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