title: Find Largest D In Array Such That A B C D 1
signature: class Solution {
  
      public Long findLargestDInArraySuchThatABCD1(ArrayList<Integer> arr, Integer n) {
source_py: def find_largest_d_in_array_such_that_a_b_c_d_1(arr, n):
      mp = dict()
      for i in range((n - 1)):
          for j in range((i + 1), n):
              mp[(arr[i] + arr[j])] = (i, j)
      d = (- (10 ** 9))
      for i in range((n - 1)):
          for j in range((i + 1), n):
              abs_diff = abs((arr[i] - arr[j]))
              if (abs_diff in mp.keys()):
                  p = mp[abs_diff]
                  if ((p[0] != i) and (p[0] != j) and (p[1] != i) and (p[1] != j)):
                      d = max(d, max(arr[i], arr[j]))
      return d
source_cpp: int find_largest_d_in_array_such_that_a_b_c_d_1(vector<int> arr, int n) {
    unordered_map < int, pair < int, int > > mp;
    for ( int i = 0;
    i < n - 1;
    i ++ ) for ( int j = i + 1;
    j < n;
    j ++ ) mp [ arr [ i ] + arr [ j ] ] = {
      i, j };
      int d = INT_MIN;
      for ( int i = 0;
      i < n - 1;
      i ++ ) {
        for ( int j = i + 1;
        j < n;
        j ++ ) {
          int abs_diff = abs ( arr [ i ] - arr [ j ] );
          if ( mp . find ( abs_diff ) != mp . end ( ) ) {
            pair < int, int > p = mp [ abs_diff ];
            if ( p . first != i && p . first != j && p . second != i && p . second != j ) d = max ( d, max ( arr [ i ], arr [ j ] ) );
          }
        }
      }
      return d;
    }
question_info.extension: java
question_info.entry_fn_name: findLargestDInArraySuchThatABCD1
question_info.entry_cls_name: Solution
question_info.test_list: [{"idx": 0, "outputs": 58, "inputs": {"arr": [1, 1, 5, 7, 10, 35, 35, 45, 49, 50, 57, 58, 60, 64, 69, 83, 83, 87, 88, 89, 93, 94], "n": 12}}, {"idx": 1, "outputs": 94, "inputs": {"arr": [94, 90, 88, 0, -90, -68, 94, -2, -50, -92, 66, 32, 10, 8, -14, -96, 80, -60, 48, -96, 46, 24, 64, 2, -30, 28], "n": 15}}, {"idx": 2, "outputs": 1, "inputs": {"arr": [0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "n": 17}}, {"idx": 3, "outputs": -1000000000, "inputs": {"arr": [83, 72, 91, 22, 96, 38, 71, 18, 58, 39, 7, 8, 65, 67], "n": 7}}, {"idx": 4, "outputs": 2, "inputs": {"arr": [-96, -92, -88, -86, -82, -80, -78, -76, -74, -72, -62, -54, -42, -40, -38, -36, -36, -34, -32, -32, -26, -26, -22, -14, -14, 2, 16, 24, 26, 32, 32, 34, 48, 48, 64, 66, 70, 74, 82, 90], "n": 28}}, {"idx": 5, "outputs": 1, "inputs": {"arr": [1, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1], "n": 29}}, {"idx": 6, "outputs": 55, "inputs": {"arr": [2, 2, 4, 10, 11, 13, 15, 20, 32, 33, 33, 42, 46, 46, 50, 54, 55, 55, 56, 57, 58, 63, 68, 79, 87, 94], "n": 18}}, {"idx": 7, "outputs": 80, "inputs": {"arr": [58, 78, 28, 54, -10, 46, -78, -68, -44, 64, 78, 80, -54, -38, -54, 60, 26, 96], "n": 13}}, {"idx": 8, "outputs": 1, "inputs": {"arr": [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": 28}}, {"idx": 9, "outputs": 98, "inputs": {"arr": [54, 55, 98, 18, 11, 55, 2, 95, 84, 14, 75, 12, 43, 54, 78, 34, 69, 24, 82, 65, 11, 49, 34, 60, 99, 71, 1, 17, 88, 12, 45, 46, 56, 28, 70, 34, 7, 55, 40, 12, 38, 56, 54, 53, 28], "n": 24}}]
question_info.test_code: import static java.util.Map.entry;  
  import java.util.*;
  import java.lang.*;
  // TESTING CODE 
  // ============================================
  class QuestionEvaluator {
      public static String validateSolution(ArrayList<Integer> arr, Integer n, Long expected){
          try{
              Driver driver = new Driver();
              if (driver.run(arr, n,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(1, 1, 5, 7, 10, 35, 35, 45, 49, 50, 57, 58, 60, 64, 69, 83, 83, 87, 88, 89, 93, 94)), 12, 58L);
          System.out.println(String.format("%s%s","TEST-0...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(94, 90, 88, 0, -90, -68, 94, -2, -50, -92, 66, 32, 10, 8, -14, -96, 80, -60, 48, -96, 46, 24, 64, 2, -30, 28)), 15, 94L);
          System.out.println(String.format("%s%s","TEST-1...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1)), 17, 1L);
          System.out.println(String.format("%s%s","TEST-2...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(83, 72, 91, 22, 96, 38, 71, 18, 58, 39, 7, 8, 65, 67)), 7, -1000000000L);
          System.out.println(String.format("%s%s","TEST-3...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(-96, -92, -88, -86, -82, -80, -78, -76, -74, -72, -62, -54, -42, -40, -38, -36, -36, -34, -32, -32, -26, -26, -22, -14, -14, 2, 16, 24, 26, 32, 32, 34, 48, 48, 64, 66, 70, 74, 82, 90)), 28, 2L);
          System.out.println(String.format("%s%s","TEST-4...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(1, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1)), 29, 1L);
          System.out.println(String.format("%s%s","TEST-5...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(2, 2, 4, 10, 11, 13, 15, 20, 32, 33, 33, 42, 46, 46, 50, 54, 55, 55, 56, 57, 58, 63, 68, 79, 87, 94)), 18, 55L);
          System.out.println(String.format("%s%s","TEST-6...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(58, 78, 28, 54, -10, 46, -78, -68, -44, 64, 78, 80, -54, -38, -54, 60, 26, 96)), 13, 80L);
          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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1)), 28, 1L);
          System.out.println(String.format("%s%s","TEST-8...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(54, 55, 98, 18, 11, 55, 2, 95, 84, 14, 75, 12, 43, 54, 78, 34, 69, 24, 82, 65, 11, 49, 34, 60, 99, 71, 1, 17, 88, 12, 45, 46, 56, 28, 70, 34, 7, 55, 40, 12, 38, 56, 54, 53, 28)), 24, 98L);
          System.out.println(String.format("%s%s","TEST-9...",result));    
      
      }
  }
  
  class Driver{
      public boolean run(ArrayList<Integer> arr, Integer n, Long expected){
  
          PLACEHOLDER_CLS_NAME sol = new PLACEHOLDER_CLS_NAME();
          return validateSolution(sol.PLACEHOLDER_FN_NAME(arr, n),expected);
      }
      
      public boolean validateSolution(Long actual, Long expected){
          return actual.equals(expected);
      }
  }
  
  
  // SOLUTION CODE
  // ============================================
  PLACEHOLDER_CODE_BODY
question_info.test_case_ids: 0 1 2 3 4 5 6 7 8 9
question_info.commands: java __FILENAME__