class Main {
// create a method
public static int square(int num) {
// return statement
return num * num;
}
public static void main(String[] args) {
int result;
// call the method
// store returned value to result
result = square(10);
System.out.println("Squared value of 10 is: " + result);
}
}class Main {
// method with no parameter
public void display1() {
System.out.println("Method without parameter");
}
// method with single parameter
public void display2(int a) {
System.out.println("Method with a single parameter: " + a);
}
public static void main(String[] args) {
// create an object of Main
Main obj = new Main();
// calling method with no parameter
obj.display1();
// calling method with the single parameter
obj.display2(24);
}
}class Main {
// create a method
public int addNumbers(int a, int b) {
int sum = a + b;
// return value
return sum;
}
public static void main(String[] args) {
int num1 = 25;
int num2 = 15;
// create an object of Main
Main obj = new Main();
// calling method
int result = obj.addNumbers(num1, num2);
System.out.println("Sum is: " + result);
}
}