diff options
| author | Martial Simon <msimon_fr@hotmail.com> | 2025-09-15 01:08:27 +0200 |
|---|---|---|
| committer | Martial Simon <msimon_fr@hotmail.com> | 2025-09-15 01:08:27 +0200 |
| commit | c9b6b9a5ca082fe7c1b6f58d7713f785a9eb6a5c (patch) | |
| tree | 3e4f42f93c7ae89a364e4d51fff6e5cec4e55fa9 /graphs/java/mySet/src/main | |
add: graphs et rushs
Diffstat (limited to 'graphs/java/mySet/src/main')
| -rw-r--r-- | graphs/java/mySet/src/main/java/fr/epita/assistants/myset/GenericSet.java | 83 | ||||
| -rw-r--r-- | graphs/java/mySet/src/main/java/fr/epita/assistants/myset/IntegerSet.java | 83 |
2 files changed, 166 insertions, 0 deletions
diff --git a/graphs/java/mySet/src/main/java/fr/epita/assistants/myset/GenericSet.java b/graphs/java/mySet/src/main/java/fr/epita/assistants/myset/GenericSet.java new file mode 100644 index 0000000..590751f --- /dev/null +++ b/graphs/java/mySet/src/main/java/fr/epita/assistants/myset/GenericSet.java @@ -0,0 +1,83 @@ +package fr.epita.assistants.myset; + +import java.util.ArrayList; + +public class GenericSet<T extends Comparable<T>> { + ArrayList<T> base_; + + public GenericSet() { + base_ = new ArrayList<>(); + } + + private static <T extends Comparable<T>> void insertionSort(ArrayList<T> array) { + if (array.isEmpty()) { + return; + } + for (int i = 1; i < array.size(); i++) { + for (int j = i; j > 0 && array.get(j - 1).compareTo(array.get(j)) > 0; j--) { + T tmp = array.get(j); + array.set(j, array.get(j - 1)); + array.set(j - 1, tmp); + } + } + } + public void insert(T i) { + if (!this.has(i)) { + this.base_.add(i); + insertionSort(base_); + } + } + + public void remove(T i) { + this.base_.remove(i); + } + + public boolean has(T i) { + return this.base_.contains(i); + } + + public boolean isEmpty() { + return this.base_.isEmpty(); + } + + public T min() { + T min = base_.getFirst(); + for (T t : base_) { + if (t.compareTo(min) < 0) + min = t; + } + return min; + } + + public T max() { + T max = base_.getFirst(); + for (T t : base_) { + if (t.compareTo(max) > 0) + max = t; + } + return max; + } + + public int size() { + return base_.size(); + } + + public static <T extends Comparable<T>> GenericSet<T> intersection(GenericSet<T> a, GenericSet<T> b) { + GenericSet<T> res = new GenericSet<T>(); + for (int i = 0; i < a.size(); i++) { + if (b.has(a.base_.get(i))) + res.insert(a.base_.get(i)); + } + return res; + } + + public static <T extends Comparable<T>> GenericSet<T> union(GenericSet<T> a, GenericSet<T> b) { + GenericSet<T> res = new GenericSet<>(); + for (T i : a.base_) + res.insert(i); + for (T i : b.base_) + res.insert(i); + + return res; + } +} diff --git a/graphs/java/mySet/src/main/java/fr/epita/assistants/myset/IntegerSet.java b/graphs/java/mySet/src/main/java/fr/epita/assistants/myset/IntegerSet.java new file mode 100644 index 0000000..25dcfdc --- /dev/null +++ b/graphs/java/mySet/src/main/java/fr/epita/assistants/myset/IntegerSet.java @@ -0,0 +1,83 @@ +package fr.epita.assistants.myset; + +import java.util.ArrayList; + +public class IntegerSet { + ArrayList<Integer> base_; + + public IntegerSet() { + base_ = new ArrayList<Integer>(); + } + + private static void insertionSort(ArrayList<Integer> array) { + if (array.isEmpty()) { + return; + } + for (int i = 1; i < array.size(); i++) { + for (int j = i; j > 0 && array.get(j - 1).compareTo(array.get(j)) > 0; j--) { + Integer tmp = array.get(j); + array.set(j, array.get(j - 1)); + array.set(j - 1, tmp); + } + } + } + public void insert(Integer i) { + if (!this.has(i)) { + this.base_.add(i); + insertionSort(base_); + } + } + + public void remove(Integer i) { + this.base_.remove(i); + } + + public boolean has(Integer i) { + return this.base_.contains(i); + } + + public boolean isEmpty() { + return this.base_.isEmpty(); + } + + public Integer min() { + Integer min = base_.getFirst(); + for (Integer integer : base_) { + if (integer < min) + min = integer; + } + return min; + } + + public Integer max() { + Integer max = base_.getFirst(); + for (Integer integer : base_) { + if (integer > max) + max = integer; + } + return max; + } + + public int size() { + return base_.size(); + } + + public static IntegerSet intersection(IntegerSet a, IntegerSet b) { + IntegerSet res = new IntegerSet(); + for (int i = 0; i < a.size(); i++) { + if (b.has(a.base_.get(i))) + res.insert(a.base_.get(i)); + } + return res; + } + + public static IntegerSet union(IntegerSet a, IntegerSet b) { + IntegerSet res = new IntegerSet(); + for (Integer i : a.base_) + res.insert(i); + for (Integer i : b.base_) + res.insert(i); + + return res; + } +} |
