tasks a-s

Task/Priority-queue/Java/priority-queue.java

@@ -0,0 +1,31 @@
+import java.util.PriorityQueue;
+
+class Task implements Comparable<Task> {
+    final int priority;
+    final String name;
+
+    public Task(int p, String n) {
+        priority = p;
+        name = n;
+    }
+
+    public String toString() {
+        return priority + ", " + name;
+    }
+
+    public int compareTo(Task other) {
+        return priority < other.priority ? -1 : priority > other.priority ? 1 : 0;
+    }
+
+    public static final void main(String[] args) {
+        PriorityQueue<Task> pq = new PriorityQueue<Task>();
+        pq.add(new Task(3, "Clear drains"));
+        pq.add(new Task(4, "Feed cat"));
+        pq.add(new Task(5, "Make tea"));
+        pq.add(new Task(1, "Solve RC tasks"));
+        pq.add(new Task(2, "Tax return"));
+
+        while (!pq.isEmpty())
+            System.out.println(pq.remove());
+    }
+}