title: Minimum Xor Value Pair 1
signature: function minimumXorValuePair1($arr, $n) {
test_code: <?php
  
  
  // SOLUTION CODE 
  // ============================================
  PLACEHOLDER_CODE_BODY
  
  // TESTING CODE 
  // ============================================
  function validateSolution($actual, $expected){
      return serialize($actual) == serialize($expected);
  }
  
  function driver($arr, $n, $expected){
      try{
        if (validateSolution(PLACEHOLDER_FN_NAME($arr, $n), $expected)){
          return "PASSED";
        }
        return "FAILED";
      }
      catch (Exception $exception_obj) {
        return get_class($exception_obj);
      }
  }
  
  function main(){
      printf("TEST-0...%s\n",driver(
        array(8, 11, 12, 27, 32, 32, 36, 56, 57, 66, 68, 70, 74, 78, 82, 83, 96), 10, 
        0));
      
      printf("TEST-1...%s\n",driver(
        array(-60, -8, 4, 38, 40, 42, 48, 66), 7, 
        -4));
      
      printf("TEST-2...%s\n",driver(
        array(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1), 19, 
        0));
      
      printf("TEST-3...%s\n",driver(
        array(2, 3, 4, 6, 7, 7, 10, 11, 12, 15, 16, 20, 24, 28, 29, 32, 36, 37, 38, 44, 48, 49, 50, 52, 57, 57, 57, 61, 63, 64, 65, 66, 67, 68, 70, 76, 78, 81, 82, 86, 87, 89, 91, 95, 95, 98), 36, 
        0));
      
      printf("TEST-4...%s\n",driver(
        array(-88, -84, -76, -58, -40, -38, -28, -24, -20, -14, -12, 16, 20, 28, 28, 30, 40, 44, 56, 58, 60, 92, 92), 13, 
        -28));
      
      printf("TEST-5...%s\n",driver(
        array(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1), 20, 
        0));
      
      printf("TEST-6...%s\n",driver(
        array(6, 6, 19, 31, 41, 45, 49, 56, 78, 96, 98), 6, 
        0));
      
      printf("TEST-7...%s\n",driver(
        array(-90, -84, -4, 22, 62), 3, 
        10));
      
      printf("TEST-8...%s\n",driver(
        array(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1), 21, 
        0));
      
      printf("TEST-9...%s\n",driver(
        array(7, 10, 13, 20, 28, 29, 34, 37, 39, 42, 43, 56, 58, 65, 69, 72, 74, 83, 91, 92, 93, 99), 14, 
        1));
      
  }
  
  main();
  ?>
source_py: def minimum_xor_value_pair_1(arr, n):
      arr.sort()
      minXor = int(sys.float_info.max)
      val = 0
      for i in range(0, (n - 1)):
          val = (arr[i] ^ arr[(i + 1)])
          minXor = min(minXor, val)
      return minXor
source_cpp: int minimum_xor_value_pair_1(vector<int> arr, int n) {
    sort(arr.begin(), arr.end());
    int minXor = INT_MAX;
    int val = 0;
    for ( int i = 0;
    i < n - 1;
    i ++ ) {
      val = arr [ i ] ^ arr [ i + 1 ];
      minXor = min ( minXor, val );
    }
    return minXor;
  }