title: Permute Two Arrays Sum Every Pair Greater Equal K
signature: function permute_two_arrays_sum_every_pair_greater_equal_k(a, b, n, k)
source_py: def permute_two_arrays_sum_every_pair_greater_equal_k(a, b, n, k):
      a.sort(reverse=True)
      b.sort()
      for i in range(n):
          if ((a[i] + b[i]) < k):
              return False
      return True
source_cpp: bool permute_two_arrays_sum_every_pair_greater_equal_k(vector<int> a, vector<int> b, int n, int k) {
    sort(a.begin(), a.end());
    sort(b.begin(), b.end(), greater < int > ( ) );
    for ( int i = 0;
    i < n;
    i ++ ) if ( a [ i ] + b [ i ] < k ) return false;
    return true;
  }
question_info.entry_fn_name: permute_two_arrays_sum_every_pair_greater_equal_k
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(a, b, n, k, expected)
      local exec_result;
      local status, error_msg = pcall(function () 
          exec_result=PLACEHOLDER_FN_NAME(a, b, n, k) 
      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({99, 97, 90, 88, 87, 70, 52, 52, 43, 40, 27, 25, 16, 12, 9}, {4, 7, 11, 20, 34, 35, 36, 44, 46, 71, 72, 78, 85, 85, 91}, 10, 7, true)
      print(string.format("TEST-0...%s",result))
  
      result = driver({94, 92, 92, 88, 74, 72, 70, 56, 42, 42, 30, 30, 20, 18, 14, 12, 10, 8, 6, -14, -26, -28, -42, -44, -48, -68, -74, -74, -76, -78, -80, -84, -86, -90, -90, -90, -92, -94, -96, -96, -98, -98}, {-98, -86, -84, -80, -80, -78, -76, -76, -74, -72, -56, -50, -48, -44, -44, -42, -32, -32, -32, -22, -20, -18, -14, 8, 16, 16, 18, 24, 30, 40, 44, 50, 60, 62, 62, 68, 70, 76, 84, 94, 94, 96}, 40, 38, false)
      print(string.format("TEST-1...%s",result))
  
      result = driver({1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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}, 11, 15, false)
      print(string.format("TEST-2...%s",result))
  
      result = driver({97, 77, 75, 72, 71, 70, 69, 65, 59, 55, 51, 48, 47, 42, 35, 31, 26, 18, 16, 15, 15, 13, 11, 6, 3, 2}, {4, 11, 12, 12, 14, 15, 20, 21, 36, 37, 38, 44, 45, 46, 48, 51, 60, 62, 65, 73, 78, 79, 81, 88, 89, 98}, 25, 16, true)
      print(string.format("TEST-3...%s",result))
  
      result = driver({94, 92, 90, 90, 84, 84, 74, 72, 68, 58, 56, 56, 54, 52, 36, 32, 18, 18, 16, 16, 4, 2, -2, -4, -4, -20, -34, -40, -42, -46, -48, -52, -52, -52, -64, -66, -70, -72}, {-94, -76, -74, -56, -54, -50, -46, -38, -26, -24, -24, -22, -16, -10, -6, -4, -4, 0, 0, 6, 12, 12, 18, 20, 38, 50, 52, 52, 54, 64, 64, 72, 72, 72, 76, 90, 96, 96}, 26, 30, false)
      print(string.format("TEST-4...%s",result))
  
      result = driver({1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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}, 13, 13, false)
      print(string.format("TEST-5...%s",result))
  
      result = driver({98, 96, 96, 94, 93, 92, 87, 82, 80, 80, 80, 79, 72, 72, 66, 66, 64, 58, 53, 48, 44, 37, 34, 32, 23, 21, 18, 17, 8}, {11, 15, 17, 19, 23, 23, 26, 27, 36, 43, 46, 47, 55, 59, 63, 66, 77, 79, 79, 82, 85, 86, 86, 91, 91, 94, 94, 97, 99}, 20, 14, true)
      print(string.format("TEST-6...%s",result))
  
      result = driver({94, 80, 78, 62, 52, 50, 32, 28, 24, 24, 22, 18, 18, 14, 14, 10, 10, -8, -14, -14, -16, -20, -22, -28, -38, -48, -50, -66, -78, -78, -80, -82, -88, -88, -98}, {-96, -82, -80, -80, -66, -54, -46, -44, -40, -30, -16, -14, 2, 6, 12, 20, 24, 32, 36, 38, 42, 46, 52, 56, 62, 66, 70, 88, 88, 90, 90, 96, 96, 98, 98}, 31, 24, false)
      print(string.format("TEST-7...%s",result))
  
      result = driver({1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 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}, 31, 30, false)
      print(string.format("TEST-8...%s",result))
  
      result = driver({92, 91, 85, 75, 72, 67, 65, 58, 53, 45, 39, 33, 31, 13, 10, 10}, {7, 12, 19, 21, 28, 34, 39, 40, 41, 69, 71, 71, 74, 78, 91, 92}, 14, 8, true)
      print(string.format("TEST-9...%s",result))
  
  end
  
  main()
question_info.test_list: [{"idx": 0, "outputs": true, "inputs": {"a": [99, 97, 90, 88, 87, 70, 52, 52, 43, 40, 27, 25, 16, 12, 9], "b": [4, 7, 11, 20, 34, 35, 36, 44, 46, 71, 72, 78, 85, 85, 91], "n": 10, "k": 7}}, {"idx": 1, "outputs": false, "inputs": {"a": [94, 92, 92, 88, 74, 72, 70, 56, 42, 42, 30, 30, 20, 18, 14, 12, 10, 8, 6, -14, -26, -28, -42, -44, -48, -68, -74, -74, -76, -78, -80, -84, -86, -90, -90, -90, -92, -94, -96, -96, -98, -98], "b": [-98, -86, -84, -80, -80, -78, -76, -76, -74, -72, -56, -50, -48, -44, -44, -42, -32, -32, -32, -22, -20, -18, -14, 8, 16, 16, 18, 24, 30, 40, 44, 50, 60, 62, 62, 68, 70, 76, 84, 94, 94, 96], "n": 40, "k": 38}}, {"idx": 2, "outputs": false, "inputs": {"a": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0], "b": [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1], "n": 11, "k": 15}}, {"idx": 3, "outputs": true, "inputs": {"a": [97, 77, 75, 72, 71, 70, 69, 65, 59, 55, 51, 48, 47, 42, 35, 31, 26, 18, 16, 15, 15, 13, 11, 6, 3, 2], "b": [4, 11, 12, 12, 14, 15, 20, 21, 36, 37, 38, 44, 45, 46, 48, 51, 60, 62, 65, 73, 78, 79, 81, 88, 89, 98], "n": 25, "k": 16}}, {"idx": 4, "outputs": false, "inputs": {"a": [94, 92, 90, 90, 84, 84, 74, 72, 68, 58, 56, 56, 54, 52, 36, 32, 18, 18, 16, 16, 4, 2, -2, -4, -4, -20, -34, -40, -42, -46, -48, -52, -52, -52, -64, -66, -70, -72], "b": [-94, -76, -74, -56, -54, -50, -46, -38, -26, -24, -24, -22, -16, -10, -6, -4, -4, 0, 0, 6, 12, 12, 18, 20, 38, 50, 52, 52, 54, 64, 64, 72, 72, 72, 76, 90, 96, 96], "n": 26, "k": 30}}, {"idx": 5, "outputs": false, "inputs": {"a": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0], "b": [0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "n": 13, "k": 13}}, {"idx": 6, "outputs": true, "inputs": {"a": [98, 96, 96, 94, 93, 92, 87, 82, 80, 80, 80, 79, 72, 72, 66, 66, 64, 58, 53, 48, 44, 37, 34, 32, 23, 21, 18, 17, 8], "b": [11, 15, 17, 19, 23, 23, 26, 27, 36, 43, 46, 47, 55, 59, 63, 66, 77, 79, 79, 82, 85, 86, 86, 91, 91, 94, 94, 97, 99], "n": 20, "k": 14}}, {"idx": 7, "outputs": false, "inputs": {"a": [94, 80, 78, 62, 52, 50, 32, 28, 24, 24, 22, 18, 18, 14, 14, 10, 10, -8, -14, -14, -16, -20, -22, -28, -38, -48, -50, -66, -78, -78, -80, -82, -88, -88, -98], "b": [-96, -82, -80, -80, -66, -54, -46, -44, -40, -30, -16, -14, 2, 6, 12, 20, 24, 32, 36, 38, 42, 46, 52, 56, 62, 66, 70, 88, 88, 90, 90, 96, 96, 98, 98], "n": 31, "k": 24}}, {"idx": 8, "outputs": false, "inputs": {"a": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], "b": [0, 0, 0, 0, 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], "n": 31, "k": 30}}, {"idx": 9, "outputs": true, "inputs": {"a": [92, 91, 85, 75, 72, 67, 65, 58, 53, 45, 39, 33, 31, 13, 10, 10], "b": [7, 12, 19, 21, 28, 34, 39, 40, 41, 69, 71, 71, 74, 78, 91, 92], "n": 14, "k": 8}}]