import java.util.Scanner;

class Jan31 {
	public static void main(String[] args) {

		Scanner kb = new Scanner(System.in);

		System.out.println("Enter integer");
		int x = kb.nextInt();
	
		System.out.println("Enter integer");
		int y = kb.nextInt();

		int sum = x + y;

		System.out.printf("Sum: %d\n", sum);
	
		// Read in floating point number
		System.out.println("Enter decimal number");
		double d = kb.nextDouble();
		System.out.printf("double: %f\n", d);
		System.out.printf("double: %.2f\n", d);
	
		String str1 = "Hello";
		System.out.printf("str1: %s\n", str1);
		System.out.printf("length: %d\n", str1.length());
		
		char middleInitial = 'E';
		System.out.printf("middle initial: %c\n", middleInitial);

		System.out.println("Enter char");
		String str2 = kb.next();
		System.out.printf("str2: %s\n", str2);

		middleInitial = str2.charAt(0); 
		System.out.printf("middle initial: %c\n", middleInitial);

	}
}