public class MethodsDemo {

public static void main(String[] args) {

printHello();

printNumber(10); //argument 10 is passed in

int result = giveMe10();

double dResult;

System.out.println(result);

result = addThese(3, 5); //arguments 3 and 5 passed in

System.out.println(result);

dResult = square(5.5);

System.out.println(dResult);

System.out.println(square(7.25));

}//end main

//void, parameterless

public static void printHello() {

System.out.println("Hello there!");

}//end printHello

//void, parameterized

public static void printNumber(int a) {

System.out.println("The number is " + a);

}//end printNumber

//value-returning, parameterless

public static int giveMe10() {

return 10;

}//end giveMe10

//value-returning, parameterized

public static int addThese(int num1, int num2) {

return num1 + num2;

}//end addThese

public static double square(double num) {

return num * num;

}//end square

}