Master2

app/local.properties

@@ -0,0 +1,8 @@
+## This file must *NOT* be checked into Version Control Systems,
+# as it contains information specific to your local configuration.
+#
+# Location of the SDK. This is only used by Gradle.
+# For customization when using a Version Control System, please read the
+# header note.
+#Wed Mar 22 23:46:08 BDT 2023
+sdk.dir=C\:\\Users\\USER\\AppData\\Local\\Android\\Sdk

app/src/main/java/package1/first_class.java

@@ -0,0 +1,22 @@
+package package1;
+
+public class first_class {
+    int roll ;
+    String name;
+
+    public void setRoll(int roll) {
+        this.roll = roll;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public int getRoll() {
+        return roll;
+    }
+}

app/src/main/java/package1/sec_class.java

@@ -0,0 +1,22 @@
+package package1;
+
+public class sec_class {
+    int roll;
+    int age;
+
+    public int getRoll() {
+        return roll;
+    }
+
+    public int getAge() {
+        return age;
+    }
+
+    public void setRoll(int roll) {
+        this.roll = roll;
+    }
+
+    public void setAge(int age) {
+        this.age = age;
+    }
+}