title: Possible To Make A Divisible By 3 Number Using All Digits In An Array
signature: class Solution {
  
      public Boolean possibleToMakeADivisibleBy3NumberUsingAllDigitsInAnArray(ArrayList<Integer> arr, Integer n) {
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, Boolean 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(2, 4, 9, 11, 12, 15, 16, 19, 21, 21, 23, 23, 24, 30, 31, 31, 32, 34, 37, 41, 41, 43, 45, 46, 47, 54, 58, 60, 62, 66, 66, 74, 74, 75, 75, 77, 77, 85, 89, 90, 92, 92, 93, 95, 98)), 30, false);
          System.out.println(String.format("%s%s","TEST-0...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(0, 66, 92, 24, -8, 88, -92, 86, 80, 82, 42, -20, -56, -2, -84, 32)), 14, false);
          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, 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, 1, 1)), 29, true);
          System.out.println(String.format("%s%s","TEST-2...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(99, 83, 11, 99, 80, 76, 32, 12, 94, 66, 76)), 5, true);
          System.out.println(String.format("%s%s","TEST-3...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(-88, -84, -80, -80, -80, -80, -72, -68, -64, -62, -60, -52, -48, -44, -36, -24, -20, -18, -14, -8, -6, -6, -4, 6, 10, 14, 18, 24, 26, 26, 50, 50, 52, 60, 76, 90, 96, 98)), 19, true);
          System.out.println(String.format("%s%s","TEST-4...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(0, 1, 0, 0, 1, 1, 0, 0, 0, 1, 1, 1, 0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 1)), 14, false);
          System.out.println(String.format("%s%s","TEST-5...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(6, 6, 8, 8, 10, 24, 24, 26, 27, 30, 34, 34, 36, 36, 39, 40, 41, 44, 45, 50, 52, 53, 57, 62, 64, 64, 70, 71, 72, 78, 78, 79, 80, 82, 89, 95, 96)), 28, false);
          System.out.println(String.format("%s%s","TEST-6...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(-28, -84, -14, -20, -14, -26, 28, -66, 48, 82, -46, -10, -94, 76, 56, -6, 72, -92, -32, 66, 50, -72, 64, 12, 48, 88, -36, -12, -6, -18, -36, -34, 44, 40, -54)), 25, false);
          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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1)), 19, false);
          System.out.println(String.format("%s%s","TEST-8...",result));    
      
          result = validateSolution(new ArrayList<>(Arrays.asList(17, 47, 89, 75, 57, 69, 70, 57, 83, 79, 57, 49)), 8, false);
          System.out.println(String.format("%s%s","TEST-9...",result));    
      
      }
  }
  
  class Driver{
      public boolean run(ArrayList<Integer> arr, Integer n, Boolean expected){
  
          PLACEHOLDER_CLS_NAME sol = new PLACEHOLDER_CLS_NAME();
          return validateSolution(sol.PLACEHOLDER_FN_NAME(arr, n),expected);
      }
      
      public boolean validateSolution(Boolean actual, Boolean expected){
          return actual.equals(expected);
      }
  }
  
  
  // SOLUTION CODE
  // ============================================
  PLACEHOLDER_CODE_BODY
source_py: def possible_to_make_a_divisible_by_3_number_using_all_digits_in_an_array(arr, n):
      remainder = 0
      for i in range(0, n):
          remainder = ((remainder + arr[i]) % 3)
      return (remainder == 0)
source_cpp: bool possible_to_make_a_divisible_by_3_number_using_all_digits_in_an_array(vector<int> arr, int n) {
    int remainder = 0;
    for ( int i = 0;
    i < n;
    i ++ ) remainder = ( remainder + arr [ i ] ) % 3;
    return ( remainder == 0 );
  }