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Dec 18th, 2018
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  1. public class Challenge {
  2. public static boolean hasPair(String[] arr) {
  3. for(int i = 0; i < arr.length; i++) {
  4. for(int j = i+1; j < arr.length; j++) {
  5. if(arr[i].equals(arr[j])) {
  6. return true;
  7. }
  8. }
  9. }
  10. return false;
  11. }
  12. }
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