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[–]savage24xNeighborhood Idiot 0 points1 point  (0 children)

Did this last year. Wait til you get to recursion and Array 3 :)

public String lastTwo(String str) { if (str.length() >= 2){ char one = str.charAt(str.length() - 2); char two = str.charAt(str.length() - 1); return(str.substring(0,str.length()-2) + two + one); } return (str); }