Created
June 27, 2022 05:00
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Struktur Data Set dalam Java
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| class SetClass { | |
| int size = 0; | |
| private final Object[] mapping = new Object[4]; | |
| void add(Object value) { | |
| if (value == null) { | |
| mapping[size] = "null"; | |
| } else { | |
| mapping[size] = value; | |
| } | |
| size++; | |
| } | |
| boolean isEmpty() { | |
| return size == 0; | |
| } | |
| boolean contains(Object value) { | |
| for (int i = 0; i < size; i++) { | |
| if (value == null) { | |
| if (find(i).equals("null")) { | |
| return true; | |
| } | |
| } else { | |
| if (find(i).equals(value)) { | |
| return true; | |
| } | |
| } | |
| } | |
| return false; | |
| } | |
| Object find(int index) { | |
| return mapping[index]; | |
| } | |
| } |
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