import java.util.Scanner;

class Feb18 {
	public static void main(String[] args) {

		//an array is a linearly stored collection of elements
		// each element in the array has a position, called an index
		// index number start at 0
		// the nth element is at index n-1

		//declare an array that holds 10 integers
		int[] arr = new int[10];

		//set element at index 2 to the value 15
		arr[2] = 15;
		System.out.println("element at index 2: " + arr[2]);

		int number = arr[2];
		System.out.println("value of number: " + number);		
		
		// print contents of array
		for(int i = 0; i < 10; i++) {
			System.out.print(arr[i] + " ");
		}
		System.out.println();

		Scanner kb = new Scanner(System.in);

		// populating the array
		System.out.println("enter 10 integers with spaces between them");
		for(int i = 0; i < 10; i++) {
			arr[i] = kb.nextInt();
		}

		// print contents of array
		for(int i = 0; i < 10; i++) {
			System.out.print(arr[i] + " ");
		}
		System.out.println();

		// compute the sum of the elements in the array
		int sum = 0;
		for(int i = 0; i < 10; i++) {
			sum = sum + arr[i];	
		}

		System.out.println("sum: " + sum);

		// compute the mean
		double mean = sum / 10.0;
		System.out.println("mean: " + mean);
	
		// store in len the length of the array
		int len = arr.length;
	
		System.out.println("length of array: " + len);

		// find the minimum value in an array of elements
		
		int min = arr[0];
		for(int i = 1; i < 10; i++) {
			if (arr[i] < min) {
				min = arr[i];
			}
		}	
		System.out.println("min: " + min);

		int max = arr[0];
		for(int i = 1; i < 10; i++) {
			if (arr[i] > max) {
				max = arr[i];
			}
		}	
		System.out.println("max: " + max);
	


	}
}