title: Pair With Given Product Set 1 Find If Any Pair Exists 1
signature: function pair_with_given_product_set_1_find_if_any_pair_exists_1(arr, n, x)
source_py: def pair_with_given_product_set_1_find_if_any_pair_exists_1(arr, n, x):
      if (n < 2):
          return False
      s = set()
      for i in range(0, n):
          if (arr[i] == 0):
              if (x == 0):
                  return True
              else:
                  continue
          if ((x % arr[i]) == 0):
              if ((x // arr[i]) in s):
                  return True
              s.add(arr[i])
      return False
source_cpp: bool pair_with_given_product_set_1_find_if_any_pair_exists_1(vector<int> arr, int n, int x) {
    if ( n < 2 ) return false;
    unordered_set < int > s;
    for ( int i = 0;
    i < n;
    i ++ ) {
      if ( arr [ i ] == 0 ) {
        if ( x == 0 ) return true;
        else continue;
      }
      if ( x % arr [ i ] == 0 ) {
        if ( s . find ( x / arr [ i ] ) != s . end ( ) ) return true;
        s . insert ( arr [ i ] );
      }
    }
    return false;
  }
question_info.entry_fn_name: pair_with_given_product_set_1_find_if_any_pair_exists_1
question_info.entry_cls_name: Solution
question_info.test_case_ids: ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9']
question_info.test_code: 
  
  -- SOLUTION CODE
  -- ============================================
  PLACEHOLDER_CODE_BODY
  
  -- TESTING CODE 
  -- ============================================
  function isCorrect(actual, expected)
      if type(expected) ~= type(actual) then
          return false
      end
      
      if type(expected) == 'table' then
          for k,v_expected in pairs(expected) do
              
              if actual[k] == nil then
                  return false
              end
              local v_actual = actual[k]
              if not isCorrect(v_actual, v_expected) then
                  return false
              end
              actual[k]=nil
          end
      
          if next(actual) then 
              return false
          end
          return true
      else
          return actual == expected
      end
  end
  
  function validateSolution(actual, expected)
      return isCorrect(actual,expected)
  end
  
  function driver(arr, n, x, expected)
      local exec_result;
      local status, error_msg = pcall(function () 
          exec_result=PLACEHOLDER_FN_NAME(arr, n, x) 
      end)
      if status then
          if validateSolution(exec_result,expected) then
              return "PASSED"
          end
          return "FAILED"
      else
          return string.format("ERROR=%s",string.gsub(error_msg,".*:[%d]+: ",""))
      end
  end
      
  function main()
      result = driver({1, 2, 3, 7, 23, 23, 25, 27, 37, 42, 53, 56, 58, 61, 69, 78, 79, 84, 85, 86, 90, 93, 95}, 15, 17, false)
      print(string.format("TEST-0...%s",result))
  
      result = driver({-10, -18, 88, -36, 78, 66, -70, -34, -88, -98, -70, -4, -94, -92, -76, -78, -30, -48, -72, 86, -64, 38, -80, 20, 70, -32, -90, 74, -78, 12, -54, 88, 38, -96, 28}, 17, 22, false)
      print(string.format("TEST-1...%s",result))
  
      result = driver({0, 0, 0, 0, 0, 0, 0, 0, 1, 1}, 9, 5, false)
      print(string.format("TEST-2...%s",result))
  
      result = driver({83, 61, 55, 89, 16, 78, 44, 54, 22, 49, 58, 62, 53, 99, 35, 83, 29, 19, 96, 39, 60, 6, 34, 67, 43, 29, 46, 3, 81, 78, 80, 39, 86, 78, 21}, 23, 27, false)
      print(string.format("TEST-3...%s",result))
  
      result = driver({-96, -88, -80, -62, -58, -56, -54, -52, -34, -20, -6, -2, 6, 20, 52, 54, 70, 72, 80, 82, 94}, 18, 12, true)
      print(string.format("TEST-4...%s",result))
  
      result = driver({0, 1, 1, 0, 0, 1, 1, 1}, 4, 6, false)
      print(string.format("TEST-5...%s",result))
  
      result = driver({8, 11, 11, 20, 22, 23, 26, 27, 31, 38, 40, 40, 45, 46, 46, 48, 50, 61, 73, 76, 78, 78, 79, 80, 81, 84, 90, 91, 93, 95}, 24, 28, false)
      print(string.format("TEST-6...%s",result))
  
      result = driver({18}, 0, 0, false)
      print(string.format("TEST-7...%s",result))
  
      result = driver({0, 0, 0, 0, 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, 1}, 37, 39, false)
      print(string.format("TEST-8...%s",result))
  
      result = driver({19, 37, 47, 40, 72, 59, 51, 53, 92, 3, 21, 81, 29, 48, 97, 59, 10, 74, 11, 37, 49, 95, 88, 85, 6, 26, 76, 33}, 22, 21, false)
      print(string.format("TEST-9...%s",result))
  
  end
  
  main()
question_info.test_list: [{"idx": 0, "outputs": false, "inputs": {"arr": [1, 2, 3, 7, 23, 23, 25, 27, 37, 42, 53, 56, 58, 61, 69, 78, 79, 84, 85, 86, 90, 93, 95], "n": 15, "x": 17}}, {"idx": 1, "outputs": false, "inputs": {"arr": [-10, -18, 88, -36, 78, 66, -70, -34, -88, -98, -70, -4, -94, -92, -76, -78, -30, -48, -72, 86, -64, 38, -80, 20, 70, -32, -90, 74, -78, 12, -54, 88, 38, -96, 28], "n": 17, "x": 22}}, {"idx": 2, "outputs": false, "inputs": {"arr": [0, 0, 0, 0, 0, 0, 0, 0, 1, 1], "n": 9, "x": 5}}, {"idx": 3, "outputs": false, "inputs": {"arr": [83, 61, 55, 89, 16, 78, 44, 54, 22, 49, 58, 62, 53, 99, 35, 83, 29, 19, 96, 39, 60, 6, 34, 67, 43, 29, 46, 3, 81, 78, 80, 39, 86, 78, 21], "n": 23, "x": 27}}, {"idx": 4, "outputs": true, "inputs": {"arr": [-96, -88, -80, -62, -58, -56, -54, -52, -34, -20, -6, -2, 6, 20, 52, 54, 70, 72, 80, 82, 94], "n": 18, "x": 12}}, {"idx": 5, "outputs": false, "inputs": {"arr": [0, 1, 1, 0, 0, 1, 1, 1], "n": 4, "x": 6}}, {"idx": 6, "outputs": false, "inputs": {"arr": [8, 11, 11, 20, 22, 23, 26, 27, 31, 38, 40, 40, 45, 46, 46, 48, 50, 61, 73, 76, 78, 78, 79, 80, 81, 84, 90, 91, 93, 95], "n": 24, "x": 28}}, {"idx": 7, "outputs": false, "inputs": {"arr": [18], "n": 0, "x": 0}}, {"idx": 8, "outputs": false, "inputs": {"arr": [0, 0, 0, 0, 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, 1], "n": 37, "x": 39}}, {"idx": 9, "outputs": false, "inputs": {"arr": [19, 37, 47, 40, 72, 59, 51, 53, 92, 3, 21, 81, 29, 48, 97, 59, 10, 74, 11, 37, 49, 95, 88, 85, 6, 26, 76, 33], "n": 22, "x": 21}}]