title: Count Pairs Two Sorted Arrays Whose Sum Equal Given Value X
signature: class Solution {
  
      public Integer countPairsTwoSortedArraysWhoseSumEqualGivenValueX(ArrayList<Integer> arr1, ArrayList<Integer> arr2, Integer m, Integer n, Integer x) {
test_code: import static java.util.Map.entry;  
  import java.util.*;
  import java.lang.*;
  // TESTING CODE 
  // ============================================
  class QuestionEvaluator {
      public static String validateSolution(ArrayList<Integer> arr1, ArrayList<Integer> arr2, Integer m, Integer n, Integer x, Integer expected){
          try{
              Driver driver = new Driver();
              if (driver.run(arr1, arr2, m, n, x,expected)){
                  return "PASSED";
              }
              return "FAILED";
              
          } catch (Exception exception_obj){
              return exception_obj.getClass().getSimpleName();
          }
  
      }
      public static void main(String[] args) {
          String result;
          result = validateSolution(new ArrayList<>(Arrays.asList(11, 13, 16, 23, 26, 28, 31, 34, 37, 39, 44, 48, 56, 59, 79, 91, 96, 98)), new ArrayList<>(Arrays.asList(1, 1, 9, 14, 17, 23, 26, 31, 33, 36, 53, 60, 71, 75, 76, 84, 87, 88)), 9, 15, 11, 0);
          System.out.println(String.format("%s%s","TEST-0...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(50, 14, -98, 14, 90, 36, 66, 44, 10, -98, -24, -36, -32, -50)), new ArrayList<>(Arrays.asList(34, -6, -66, 0, -6, 82, 60, -98, -8, 60, -2, 4, 22, 76)), 11, 12, 8, 5);
          System.out.println(String.format("%s%s","TEST-1...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1)), new ArrayList<>(Arrays.asList(0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1)), 14, 9, 12, 0);
          System.out.println(String.format("%s%s","TEST-2...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(88, 14, 29, 87, 86, 58)), new ArrayList<>(Arrays.asList(91, 95, 64, 4, 63, 35)), 3, 5, 5, 0);
          System.out.println(String.format("%s%s","TEST-3...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(-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)), new ArrayList<>(Arrays.asList(-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);
          System.out.println(String.format("%s%s","TEST-4...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(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)), new ArrayList<>(Arrays.asList(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);
          System.out.println(String.format("%s%s","TEST-5...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(70, 70, 74)), new ArrayList<>(Arrays.asList(15, 55, 84)), 1, 1, 1, 0);
          System.out.println(String.format("%s%s","TEST-6...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(-20, -12, -50, 76, 24, 64, -22, -4, -68)), new ArrayList<>(Arrays.asList(18, 98, -88, 86, 72, -44, 82, 94, 58)), 5, 4, 7, 0);
          System.out.println(String.format("%s%s","TEST-7...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(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)), new ArrayList<>(Arrays.asList(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);
          System.out.println(String.format("%s%s","TEST-8...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(68, 75, 51, 45, 73, 95, 48, 53, 70, 41, 65, 47, 46, 43, 79, 29, 50)), new ArrayList<>(Arrays.asList(4, 6, 76, 65, 16, 13, 85, 43, 31, 14, 81, 90, 24, 87, 40, 25, 88)), 10, 10, 9, 0);
          System.out.println(String.format("%s%s","TEST-9...",result));    
      
      }
  }
  
  class Driver{
      public boolean run(ArrayList<Integer> arr1, ArrayList<Integer> arr2, Integer m, Integer n, Integer x, Integer expected){
  
          PLACEHOLDER_CLS_NAME sol = new PLACEHOLDER_CLS_NAME();
          return validateSolution(sol.PLACEHOLDER_FN_NAME(arr1, arr2, m, n, x),expected);
      }
      
      public boolean validateSolution(Integer actual, Integer expected){
          return actual.equals(expected);
      }
  }
  
  
  // SOLUTION CODE
  // ============================================
  PLACEHOLDER_CODE_BODY
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;
  }