Java2 Homework3

src/homework2_3/MainClass.java

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+package homework2_3;
+
+public class MainClass {
+    public static void main(String[] args) {
+
+         String[] words = {"Kripysh","Zuma","Rocky","Sky","Gonschik","Rider",
+                           "Marshal","Everest","Treker","Zuma","Sky","Rocky",
+                           "Sky","Marshal","Treker","Rocky","Sky","Marshal"};
+
+        new SortArraysList().printList(words);
+
+
+        System.out.println("---------------------------------------------------");
+        PhoneBook phoneBook = new PhoneBook();
+        phoneBook.add("name",123);
+        phoneBook.add("name",456);
+        phoneBook.add("name1",12322);
+        phoneBook.add("name1",45622);
+        phoneBook.add("name2",1234444);
+        phoneBook.add("name2",4563333);
+        phoneBook.add("name2",1232211);
+        phoneBook.add("name2",4562255);
+        phoneBook.add("name3",123111111);
+        phoneBook.add("name3",456222222);
+        phoneBook.add("name3",123222233);
+        phoneBook.add("name3",456223333);
+        phoneBook.add("name3",123222321);
+        phoneBook.add("name3",456656546);
+        phoneBook.add("name3",123227876);
+        phoneBook.add("name4",45);
+        phoneBook.get("name");
+        phoneBook.get("name1");
+        phoneBook.get("name2");
+        phoneBook.get("name3");
+        phoneBook.get("name4");
+    }
+}

src/homework2_3/PhoneBook.java

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+package homework2_3;
+
+
+import java.util.ArrayList;
+import java.util.HashMap;
+
+
+public class PhoneBook {
+
+    private static HashMap<String, ArrayList<Integer>> phonebook = new HashMap<>();
+
+    void add(String name, int number) {
+        ArrayList<Integer> numb;
+        if ((phonebook.get(name)) != null) {
+            numb = phonebook.get(name);
+            numb.add(number);
+            phonebook.put(name, numb);
+        }else {
+            numb = new ArrayList<>();
+            numb.add(number);
+            phonebook.put(name,numb);
+        }
+
+
+
+    }
+    void get(String name){
+        ArrayList<Integer> numb;
+        if (phonebook.get(name)!= null) {
+            numb = phonebook.get(name);
+            System.out.println(name);
+            for (Integer integer : numb) {
+                System.out.println(integer);
+            }
+        }
+    }
+}

src/homework2_3/SortArraysList.java

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+package homework2_3;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class SortArraysList {
+//    private static String[] words = {"Kripysh","Zuma","Rocky","Sky","Gonschik","Rider",
+//            "Marshal","Everest","Treker","Zuma","Sky","Rocky","Sky",
+//            "Marshal","Treker","Rocky","Sky"};
+
+    private static List<String> list=  new ArrayList<>();
+
+    public void printList(String[] words){
+        int count=0;
+        for (String word : words) {
+            count = 0;
+            for (String l : list) {
+                if(word.equals(l)){
+                    count++;
+                }
+            }
+            if(count == 0){
+                list.add(word);
+            }
+        }
+        System.out.println(list.toString());
+        System.out.println();
+        for (String l : list) {
+            count = 0;
+            for (String word : words) {
+                if(l.equals(word)){
+                    count++;
+                }
+            }
+            System.out.println(l + " встречается " + count + " раз");
+        }
+
+
+    }
+}