update,

_resources/it114105/itp3914/Lab11/ques_source/Ex4/DataUser.java

@@ -0,0 +1,28 @@
+class Date {
+	private int day;
+	private int month;
+	private int year;
+ 
+	public Date() {
+		this(1, 1, 1970);
+	}
+ 
+	public Date(int day, int month, int year) {
+		this.day = day;
+		this.month = month;
+		this.year = year;
+	}
+ 
+	public String toString() {
+		return "[" + day + "/" + month + "/" + year + "]";
+	}
+}
+
+
+public class DataUser {
+    public static void main(String [] args) {
+		Date d1 = new Date();
+ 
+		System.out.println(d1);
+	}
+}