title: Square Root Of An Integer 1
signature: function square_root_of_an_integer_1(x)
source_py: def square_root_of_an_integer_1(x):
      if ((x == 0) or (x == 1)):
          return x
      start = 1
      end = x
      while (start <= end):
          mid = ((start + end) // 2)
          if ((mid * mid) == x):
              return mid
          if ((mid * mid) < x):
              start = (mid + 1)
              ans = mid
          else:
              end = (mid - 1)
      return ans
source_cpp: int square_root_of_an_integer_1(int x) {
    if ( x == 0 || x == 1 ) return x;
    int start = 1, end = x, ans;
    while ( start <= end ) {
      int mid = ( start + end ) / 2;
      if ( mid * mid == x ) return mid;
      if ( mid * mid < x ) {
        start = mid + 1;
        ans = mid;
      }
      else end = mid - 1;
    }
    return ans;
  }
question_info.entry_fn_name: square_root_of_an_integer_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(x, expected)
      local exec_result;
      local status, error_msg = pcall(function () 
          exec_result=PLACEHOLDER_FN_NAME(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(40, 6)
      print(string.format("TEST-0...%s",result))
  
      result = driver(10, 3)
      print(string.format("TEST-1...%s",result))
  
      result = driver(46, 6)
      print(string.format("TEST-2...%s",result))
  
      result = driver(54, 7)
      print(string.format("TEST-3...%s",result))
  
      result = driver(1, 1)
      print(string.format("TEST-4...%s",result))
  
      result = driver(67, 8)
      print(string.format("TEST-5...%s",result))
  
      result = driver(64, 8)
      print(string.format("TEST-6...%s",result))
  
      result = driver(10, 3)
      print(string.format("TEST-7...%s",result))
  
      result = driver(75, 8)
      print(string.format("TEST-8...%s",result))
  
      result = driver(11, 3)
      print(string.format("TEST-9...%s",result))
  
  end
  
  main()
question_info.test_list: [{"idx": 0, "outputs": 6, "inputs": {"x": 40}}, {"idx": 1, "outputs": 3, "inputs": {"x": 10}}, {"idx": 2, "outputs": 6, "inputs": {"x": 46}}, {"idx": 3, "outputs": 7, "inputs": {"x": 54}}, {"idx": 4, "outputs": 1, "inputs": {"x": 1}}, {"idx": 5, "outputs": 8, "inputs": {"x": 67}}, {"idx": 6, "outputs": 8, "inputs": {"x": 64}}, {"idx": 7, "outputs": 3, "inputs": {"x": 10}}, {"idx": 8, "outputs": 8, "inputs": {"x": 75}}, {"idx": 9, "outputs": 3, "inputs": {"x": 11}}]