title: Count Pairs Two Sorted Arrays Whose Sum Equal Given Value X
signature: def countPairsTwoSortedArraysWhoseSumEqualGivenValueX(arr1: List[Int], arr2: List[Int], m: Int, n: Int, x: Int) = {
test_code: import scala.collection.mutable.HashMap
  import scala.collection.immutable.HashSet
  
  
  // SOLUTION CODE
  // ============================================
  PLACEHOLDER_CODE_BODY
  
  
  // TESTING CODE 
  // ============================================
  def validateSolution(actual: Int , expected: Int): Boolean = {
      actual.toString == expected.toString
  }
  
  def driver(arr1: List[Int], arr2: List[Int], m: Int, n: Int, x: Int, expected: Int): String = {
      try {
          if (validateSolution(PLACEHOLDER_FN_NAME(arr1, arr2, m, n, x),expected)) {
              "PASSED"
          } else{
              "FAILED"
          }
      }catch{
          case e: Exception => {e.getClass.getName}
      }
  
  }
  object QuestionEvaluator extends App {
  
      println(s"TEST-0...${driver(
        List(11, 13, 16, 23, 26, 28, 31, 34, 37, 39, 44, 48, 56, 59, 79, 91, 96, 98), List(1, 1, 9, 14, 17, 23, 26, 31, 33, 36, 53, 60, 71, 75, 76, 84, 87, 88), 9, 15, 11, 
        0    
      )}")   
  
  
      println(s"TEST-1...${driver(
        List(50, 14, -98, 14, 90, 36, 66, 44, 10, -98, -24, -36, -32, -50), List(34, -6, -66, 0, -6, 82, 60, -98, -8, 60, -2, 4, 22, 76), 11, 12, 8, 
        5    
      )}")   
  
  
      println(s"TEST-2...${driver(
        List(0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1), List(0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1), 14, 9, 12, 
        0    
      )}")   
  
  
      println(s"TEST-3...${driver(
        List(88, 14, 29, 87, 86, 58), List(91, 95, 64, 4, 63, 35), 3, 5, 5, 
        0    
      )}")   
  
  
      println(s"TEST-4...${driver(
        List(-98, -92, -88, -86, -82, -76, -72, -66, -56, -48, -34, -28, -28, -26, -20, -18, -18, -16, -16, -12, -4, 0, 6, 12, 16, 20, 22, 30, 34, 34, 36, 56, 58, 62, 64, 80, 82, 94), List(-94, -90, -88, -84, -82, -78, -76, -72, -70, -58, -58, -46, -42, -40, -40, -32, -22, -20, -18, -12, -8, -6, 6, 6, 18, 20, 34, 46, 60, 62, 66, 72, 72, 76, 76, 78, 92, 98), 34, 32, 23, 
        0    
      )}")   
  
  
      println(s"TEST-5...${driver(
        List(1, 1, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0, 1, 1, 1, 0, 0), List(1, 0, 1, 1, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 1, 0, 1, 1, 0, 1, 0, 0, 1, 0, 0), 39, 26, 34, 
        0    
      )}")   
  
  
      println(s"TEST-6...${driver(
        List(70, 70, 74), List(15, 55, 84), 1, 1, 1, 
        0    
      )}")   
  
  
      println(s"TEST-7...${driver(
        List(-20, -12, -50, 76, 24, 64, -22, -4, -68), List(18, 98, -88, 86, 72, -44, 82, 94, 58), 5, 4, 7, 
        0    
      )}")   
  
  
      println(s"TEST-8...${driver(
        List(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, 1, 1, 1), List(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), 27, 26, 37, 
        0    
      )}")   
  
  
      println(s"TEST-9...${driver(
        List(68, 75, 51, 45, 73, 95, 48, 53, 70, 41, 65, 47, 46, 43, 79, 29, 50), List(4, 6, 76, 65, 16, 13, 85, 43, 31, 14, 81, 90, 24, 87, 40, 25, 88), 10, 10, 9, 
        0    
      )}")   
  
  }
  
source_py: def count_pairs_two_sorted_arrays_whose_sum_equal_given_value_x(arr1, arr2, m, n, x):
      count = 0
      for i in range(m):
          for j in range(n):
              if ((arr1[i] + arr2[j]) == x):
                  count = (count + 1)
      return count
source_cpp: int count_pairs_two_sorted_arrays_whose_sum_equal_given_value_x(vector<int> arr1, vector<int> arr2, int m, int n, int x) {
    int count = 0;
    for ( int i = 0;
    i < m;
    i ++ ) for ( int j = 0;
    j < n;
    j ++ ) if ( ( arr1 [ i ] + arr2 [ j ] ) == x ) count ++;
    return count;
  }