Refactor for AB3
This commit is contained in:
@ -1,40 +1,45 @@
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// A map that associates a Body with a Vector3 (typically this is the force exerted on the body).
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/**
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// The number of key-value pairs is not limited.
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* A map that associates a Body with a Vector3 (typically this is the force exerted on the body).
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* The number of key-value pairs is not limited.
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*/
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public class BodyForceTreeMap {
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public class BodyForceTreeMap {
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//TODO: declare variables.
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//TODO: declare variables.
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// Adds a new key-value association to this map. If the key already exists in this map,
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/**
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// the value is replaced and the old value is returned. Otherwise 'null' is returned.
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* Adds a new key-value association to this map. If the key already exists in this map,
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// Precondition: key != null.
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* the value is replaced and the old value is returned. Otherwise 'null' is returned.
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* Precondition: key != null.
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*/
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public Vector3 put(Body key, Vector3 value) {
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public Vector3 put(Body key, Vector3 value) {
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//TODO: implement method.
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//TODO: implement method.
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return null;
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return null;
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}
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}
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// Returns the value associated with the specified key, i.e. the method returns the force vector
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/**
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// associated with the specified key. Returns 'null' if the key is not contained in this map.
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* Returns the value associated with the specified key, i.e. the method returns the force vector
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// Precondition: key != null.
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* associated with the specified key. Returns 'null' if the key is not contained in this map.
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* Precondition: key != null.
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*/
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public Vector3 get(Body key) {
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public Vector3 get(Body key) {
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//TODO: implement method.
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//TODO: implement method.
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return null;
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return null;
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}
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}
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// Returns 'true' if this map contains a mapping for the specified key.
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/**
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* Returns 'true' if this map contains a mapping for the specified key.
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*/
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public boolean containsKey(Body key) {
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public boolean containsKey(Body key) {
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//TODO: implement method.
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//TODO: implement method.
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return false;
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return false;
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}
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}
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// Returns a readable representation of this map, in which key-value pairs are ordered
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/**
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// descending according to the mass of the bodies.
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* Returns a readable representation of this map, in which key-value pairs are ordered
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* descending according to the mass of the bodies.
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*/
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public String toString() {
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public String toString() {
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//TODO: implement method.
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//TODO: implement method.
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return null;
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return null;
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}
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}
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}
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}
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@ -1,102 +1,117 @@
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// A list of bodies implemented as a linked list.
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/**
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// The number of elements of the list is not limited.
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* A list of bodies implemented as a linked list.
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* The number of elements of the list is not limited.
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*/
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public class BodyLinkedList {
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public class BodyLinkedList {
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//TODO: declare variables.
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//TODO: declare variables.
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// Initializes 'this' as an empty list.
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/**
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* Initializes 'this' as an empty list.
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*/
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public BodyLinkedList() {
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public BodyLinkedList() {
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//TODO: define constructor.
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//TODO: define constructor.
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}
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}
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// Initializes 'this' as an independent copy of the specified list 'list'.
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/**
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// Calling methods of this list will not affect the specified list 'list'
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* Initializes 'this' as an independent copy of the specified list 'list'.
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// and vice versa.
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* Calling methods of this list will not affect the specified list 'list'
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// Precondition: list != null.
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* and vice versa.
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* Precondition: list != null.
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*/
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public BodyLinkedList(BodyLinkedList list) {
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public BodyLinkedList(BodyLinkedList list) {
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//TODO: define constructor.
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//TODO: define constructor.
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}
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}
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// Inserts the specified element 'body' at the beginning of this list.
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/**
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* Inserts the specified element 'body' at the beginning of this list.
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*/
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public void addFirst(Body body) {
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public void addFirst(Body body) {
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//TODO: implement method.
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//TODO: implement method.
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}
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}
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// Appends the specified element 'body' to the end of this list.
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/**
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* Appends the specified element 'body' to the end of this list.
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*/
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public void addLast(Body body) {
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public void addLast(Body body) {
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//TODO: implement method.
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//TODO: implement method.
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}
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}
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// Returns the last element in this list.
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/**
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// Returns 'null' if the list is empty.
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* Returns the last element in this list.
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* Returns 'null' if the list is empty.
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*/
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public Body getLast() {
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public Body getLast() {
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//TODO: implement method.
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//TODO: implement method.
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return null;
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return null;
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}
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}
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// Returns the first element in this list.
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/**
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// Returns 'null' if the list is empty.
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* Returns the first element in this list.
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* Returns 'null' if the list is empty.
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*/
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public Body getFirst() {
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public Body getFirst() {
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//TODO: implement method.
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//TODO: implement method.
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return null;
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return null;
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}
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}
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// Retrieves and removes the first element in this list.
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/**
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// Returns 'null' if the list is empty.
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* Retrieves and removes the first element in this list.
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* Returns 'null' if the list is empty.
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*/
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public Body pollFirst() {
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public Body pollFirst() {
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//TODO: implement method.
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//TODO: implement method.
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return null;
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return null;
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}
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}
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// Retrieves and removes the last element in this list.
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/**
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// Returns 'null' if the list is empty.
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* Retrieves and removes the last element in this list.
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* Returns 'null' if the list is empty.
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*/
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public Body pollLast() {
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public Body pollLast() {
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//TODO: implement method.
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//TODO: implement method.
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return null;
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return null;
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}
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}
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// Inserts the specified element 'body' at the specified position in this list.
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/**
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// Precondition: i >= 0 && i <= size().
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* Inserts the specified element 'body' at the specified position in this list.
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* Precondition: i >= 0 && i <= size().
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*/
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public void add(int i, Body body) {
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public void add(int i, Body body) {
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//TODO: implement method.
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//TODO: implement method.
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}
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}
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// Returns the element at the specified position in this list.
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/**
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// Precondition: i >= 0 && i < size().
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* Returns the element at the specified position in this list.
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* Precondition: i >= 0 && i < size().
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*/
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public Body get(int i) {
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public Body get(int i) {
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//TODO: implement method.
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//TODO: implement method.
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return null;
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return null;
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}
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}
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// Returns the index of the first occurrence of the specified element in this list, or -1 if
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/**
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// this list does not contain the element.
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* Returns the index of the first occurrence of the specified element in this list, or -1 if
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* this list does not contain the element.
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*/
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public int indexOf(Body body) {
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public int indexOf(Body body) {
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//TODO: implement method.
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//TODO: implement method.
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return -2;
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return -2;
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}
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}
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// Removes all bodies of this list, which are colliding with the specified
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/**
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// body. Returns a list with all the removed bodies.
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* Removes all bodies of this list, which are colliding with the specified
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* body. Returns a list with all the removed bodies.
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*/
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public BodyLinkedList removeCollidingWith(Body body) {
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public BodyLinkedList removeCollidingWith(Body body) {
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//TODO: implement method.
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//TODO: implement method.
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return null;
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return null;
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}
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}
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// Returns the number of bodies in this list.
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/**
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* Returns the number of bodies in this list.
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*/
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public int size() {
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public int size() {
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//TODO: implement method.
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//TODO: implement method.
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return -1;
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return -1;
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}
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}
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@ -1,11 +1,12 @@
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// Simulates the formation of a massive solar system.
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/**
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//
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* Simulates the formation of a massive solar system.
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*/
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public class Simulation3 {
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public class Simulation3 {
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// The main simulation method using instances of other classes.
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/**
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* The main simulation method using instances of other classes.
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*/
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public static void main(String[] args) {
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public static void main(String[] args) {
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//TODO: change implementation of this method according to 'Aufgabenblatt3.md'.
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//TODO: change implementation of this method according to 'Aufgabenblatt3.md'.
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}
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}
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}
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}
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