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Problem_rstring
//'main' method must be in a class 'Rextester'. //Compiler version 1.8.0_111 import java.util.*; import java.lang.*; class Rextester { public String reverseString(String a){ char [] convert = a.toCharArray(); for (int i=0, j = convert.length-1; i < j; i++,j--){ //System.out.println(convert[i]); char temp = convert[i]; convert[i] = convert[j]; convert[j] = temp; } a = String.valueOf(convert); //System.out.println(a); return a; } public static void main(String args[]) { Rextester a = new Rextester(); System.out.println(a.reverseString("abc")); } }
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