4RSIM3R

<?php

// average value of array
// anda memiliki sebuah array 'arr' yang berisi : [1, 5, 6]
// buatlah program untuk menentukan nilai rata rata dari item di dalam array tersebut
// arr = [1, 5, 6], maka rata rata nya adalah 4, karena (1 + 5 + 6) / 3 = 4

$arr1 = [2, 2, 50];
$result1 = 0; // 18

4RSIM3R

// please make this code more clean, and remember dont repeat your self (DRY)

class Book {
  
  final String? table;
  
  Book({this.table});
  
  void create() {
    print('Insert to table : ${table}');

4RSIM3R

// complete this code, so whenever i call the class, the return value must be exactly same
// clue : https://refactoring.guru/design-patterns/singleton

import 'dart:math';

class InMemory {
  String _value = '';

  String get value => _value;

4RSIM3R

// Complete this function, that will implementing simple load balancer logic

var rules = {
  "I": 1,
  "V": 5,
  "X": 10,
  "L": 50,
};

int romanToInteger(String payload) {

4RSIM3R

// Complete this function, that will implementing simple load balancer logic

int counter = 0;

String next(List<String> payload) {
  return "";
}

main() {
  List<String> servers = ["192.168.1.2", "192.168.1.3", "192.168.1.4"];

4RSIM3R

// Complete this function, that determine is given number can be
// square rooted or not

// example :
// payload : 4
// the result is true, because 4 is 2 to the power of 2

bool isRootNumber(int payload) {
  return false;
}

4RSIM3R

// Complete this function, that determine is given number can be
// Complete this function, that count how much unique value in an array

// example :
// payload : ["a", "a", "b", "c", "a"]
// the result is 3, beccause there is just 3 unique value in array

// clue : https://www.darttutorial.org/dart-tutorial/dart-set/

int countUnique(List<String> payload) {

4RSIM3R

// Complete this function, that determine is given number can be
// square rooted or not

// example :
// payload : 4
// the result is true, because 4 is 2 to the power of 2

// Complete this function, that will add up two item of a 'payload'
// that equal to 'target'

4RSIM3R

class ActivityTaskSigner {
  final int userId;
  final int order;
  final String status;

  ActivityTaskSigner(
      {required this.userId, required this.order, required this.status});
}

bool isApproveDisable(int userId, List<ActivityTaskSigner> signers) {

4RSIM3R

class ActivityTaskSigner {
  final int userId;
  final int order;
  final String status;

  ActivityTaskSigner({required this.userId, required this.order, required this.status});
}

bool isApproveDisable(int userId, List<ActivityTaskSigner> signers) {
   return signers.asMap().entries.any((entry) {