import java.util.Scanner;

class L17 {
	public static void main(String[] args) {

		Scanner kb = new Scanner(System.in);

		// create an array of length 10 and initialize it	
		// with the values 1 through 10

		int[] arr1 = {1,2,3,4,5,6,7,8,9,10};
		int[] arr2 = new int[10];
		for(int i = 0; i < 10; i++) {
			arr2[i] = i + 1;
		}
		
		// call printHi
		printHi();
		printAge(19);
		int a = 20;
		printAge(a);
		printAge(a+1);

		printSum(1,2);
		int b = 22;
		printSum(b,a);

		//int input = kb.nextInt();

		int result = sum(5,10);	
		System.out.println("result: " + result);		

		// call printArray
		printArray(arr1);
		printArray(arr2);
	} // end of main

	static void printHi() {
		System.out.println("Hi");
	}

	static void printAge(int age) {
		System.out.println("Age: " + age);
	}

	static void printSum(int a, int b) {
		int sum = a + b;
		System.out.println("Sum: " + sum);
	}

	static int sum(int x, int y) {
		int sum = x + y;
		return sum;
	}

	// printArray method
	static void printArray(int[] arr) {
		for(int elm: arr) {
			System.out.print(elm + " ");
		}
		System.out.println();
	}

} //  sumend of class