title: Search Insert And Delete In A Sorted Array
signature: class Solution {
  
      public int SearchInsertAndDeleteInASortedArray(List<int> arr, int low, int high, int key) {
test_code: using System;
  using System.Numerics;
  using System.Diagnostics;
  using System.Collections.Generic;
  using System.Linq;
  using System.Text;
  using System.Security.Cryptography;
  using System.Web.UI;
  using System.Web.Script.Serialization;
  
  // SOLUTION CODE
  // ============================================
  PLACEHOLDER_CODE_BODY
  
  // TESTING CODE 
  // ============================================
  namespace EvaluatePrediction {
      class TestRunner {
          public bool ValidateSolution(int actual, int expected){
              return new JavaScriptSerializer().Serialize(actual) == new JavaScriptSerializer().Serialize(expected);
          }
  
          public string driver(List<int> arr, int low, int high, int key, int expected){
              try{
                PLACEHOLDER_CLS_NAME solution_cls = new PLACEHOLDER_CLS_NAME();
                int pred_result = solution_cls.PLACEHOLDER_FN_NAME(arr, low, high, key); 
                if (ValidateSolution(
                      pred_result,
                      expected)){
                  return "PASSED";
                }
                return "FAILED";
              } 
              catch (Exception exception_obj)
              {
                return exception_obj.GetType().FullName;
              }
          }
          static void Main(string[] args) {
              TestRunner runner = new TestRunner();
              String result;
              result = runner.driver(
                  new List<int>{2, 10, 73, 91, 98}, 2, 4, 4, 
                  -1
              );
              Console.WriteLine(string.Format(
                  "TEST-0...{0}",
                  result)
              );result = runner.driver(
                  new List<int>{30, 24, 24, -8, 64, 50, 46, -76, 26, 8, -92, -78, 40, -86, 96, 14, 60, 38, 6, -72, -6, -20, 26, -26, 0, 2}, 20, 13, 21, 
                  -1
              );
              Console.WriteLine(string.Format(
                  "TEST-1...{0}",
                  result)
              );result = runner.driver(
                  new List<int>{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}, 30, 27, 29, 
                  -1
              );
              Console.WriteLine(string.Format(
                  "TEST-2...{0}",
                  result)
              );result = runner.driver(
                  new List<int>{30, 79, 3, 76, 18}, 3, 2, 2, 
                  -1
              );
              Console.WriteLine(string.Format(
                  "TEST-3...{0}",
                  result)
              );result = runner.driver(
                  new List<int>{-96, -90, -88, -84, -78, -78, -70, -68, -66, -66, -64, -64, -58, -56, -52, -42, -40, -38, -36, -30, -30, -28, -14, -8, 0, 14, 16, 22, 24, 26, 36, 40, 40, 48, 48, 50, 52, 54, 54, 58, 64, 74, 82, 88, 94}, 35, 30, 40, 
                  -1
              );
              Console.WriteLine(string.Format(
                  "TEST-4...{0}",
                  result)
              );result = runner.driver(
                  new List<int>{1, 1, 0, 0, 0, 1, 1, 1, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 1}, 25, 26, 30, 
                  -1
              );
              Console.WriteLine(string.Format(
                  "TEST-5...{0}",
                  result)
              );result = runner.driver(
                  new List<int>{2, 8, 8, 14, 15, 16, 17, 17, 18, 18, 24, 25, 25, 26, 36, 37, 39, 39, 40, 44, 46, 47, 51, 54, 56, 57, 57, 61, 61, 67, 68, 69, 72, 76, 77, 81, 82, 82, 82, 85, 85, 87, 94, 94, 98, 99}, 33, 40, 26, 
                  -1
              );
              Console.WriteLine(string.Format(
                  "TEST-6...{0}",
                  result)
              );result = runner.driver(
                  new List<int>{-4, 84, 20, -84, -6, -78, 20, 56, 40, 0, 98, 80, -94, 36, -6, -98, 50, 66, -12, -58, -34, 68, -80, -30, -82, -76, -38, -60, 92, 94, 48, -84, 20, -66, -32, -92, 16, -96, -68, 94, -46, 30, 32, -34, 96, -92, -96, -86, -22}, 34, 27, 34, 
                  -1
              );
              Console.WriteLine(string.Format(
                  "TEST-7...{0}",
                  result)
              );result = runner.driver(
                  new List<int>{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1}, 19, 13, 19, 
                  -1
              );
              Console.WriteLine(string.Format(
                  "TEST-8...{0}",
                  result)
              );result = runner.driver(
                  new List<int>{71, 70, 13, 18, 70, 62, 88, 27, 17, 44, 89, 28, 74, 41, 20, 91, 95, 79, 40, 43, 38, 20, 5}, 21, 22, 22, 
                  -1
              );
              Console.WriteLine(string.Format(
                  "TEST-9...{0}",
                  result)
              );
          }
      }
  }
  
source_py: def search_insert_and_delete_in_a_sorted_array(arr, low, high, key):
      if (high < low):
          return (- 1)
      mid = ((low + high) / 2)
      if (key == arr[int(mid)]):
          return mid
      if (key > arr[int(mid)]):
          return search_insert_and_delete_in_a_sorted_array(arr, (mid + 1), high, key)
      return search_insert_and_delete_in_a_sorted_array(arr, low, (mid - 1), key)
source_cpp: int search_insert_and_delete_in_a_sorted_array(vector<int> arr, int low, int high, int key) {
    if ( high < low ) return - 1;
    int mid = ( low + high ) / 2;
    if ( key == arr [ mid ] ) return mid;
    if ( key > arr [ mid ] ) return search_insert_and_delete_in_a_sorted_array ( arr, ( mid + 1 ), high, key );
    return search_insert_and_delete_in_a_sorted_array ( arr, low, ( mid - 1 ), key );
  }