public class methods { public static void main(String[] args) { //question 1: HelloMessage(); //question 2: double sum = sum(19.50, 100.60); System.out.println(sum); //question 3: boolean number = number(9); System.out.println(number); //same boolean number = isEven(12); System.out.println(number); //question 4: String full_name = name("Mohamed " , " Abdirizak"); System.out.println(full_name); //same public static void main(String[] args) { String marged = concatt("Najma" , " Daud" , " Abdi"); System.out.println(marged); //question 5: double num = remainder(30 , 12); System.out.println(num); double numb = remainder(40, 12); System.out.println(numb); //same Question 5: public static void main(String[] args) { remainder(28.5, 4.8); } 1. //we use method. public static void HelloMessage() { System.out.println("Hello world"); } 2. public static double sum(double a, double b) { double sum = a + b; return sum; } 3. public static boolean number(int number) { if(number %2 ==0) { return true; } else { return false; } } //same public static boolean isEven(int x) { if(x%2 == 0) return true; else return false; } 4. //we use Return Method. public static String name(String firstName, String secondName) { String full_name = firstName + secondName; return full_name.toUpperCase(); } //same public static String concatt(String One , String Two, String Three) { String marged = One + Two + Three; return marged.toUppercase(); } 5. public static double remainder(double x, double y) { double remainder = x / y; return remainder; } //same public static void remainder(double x, double y) { double remainder = x / y; System.out.printf("remainder = %.2f ", remainder); } }
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