what is the output of following java code. public class array { public static void main(String args[]) { int []arr = {1,2,3,4,5}; System.out.println(arr[5]); } }
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what is the output of following java code.
public class array
{
public static void main(String args[])
{
int []arr = {1,2,3,4,5};
System.out.println(arr[5]);
}
}
a) 4
b) 5
c) ArrayIndexOutOfBoundsException
d) InavlidInputException
Option C is Correct
Step by step
Solved in 2 steps
- O New 1. public class ArrayProcessingl { ArrayProcessinglJeva"o public static void main(String[] args) { java.util.Scanner input - new java.util.Scanner(System. in); System.out.println("Enter the size of the array to be created: "); Int size - input.nextInt(); 2 6. //(1) Question to ponder: Can you create an array that can store data of severpl different data types? //Answer: No. /(2) Question to ponder: Once an array is created, can its size be changed? //Answer: No. 10 11 12 //(3) TODO: Replace null wdth cod to create an int array that has the size the user just entered. int[] mylist - null; /(4) TODO: Write a loop after the prompt to get user enter values that will be stored in the array System.out.println("Enter + mylist. length + 13 14 15 16 17 values: "): 18 19 //(5) TODO: Replace e below with the first array element System.out.println("The first array element is+ 0); 20 21 22 23 24 25 26 } /end of class ArrayProcessing //(6) TODO: Fix the index to get the last array element…1- class Excep { 2- public static void main(String[] args){ 3 try{ int arr[]=(1,2}; 4 int x = arr[1]/arr[0]-1; 6 7 catch(ArithmeticException e) 8- { 9. System.out.printin("divide by e"); 10 } 11 catch(ArrayIndexOutofBoundsException e) 12- { 13 System.out.println("wrong indexing"); 14 15 finally 16- { 17 System.out.println("Runtime error"); 18 } 19 }} 20 Answer:6. Show the printout of the following code: public class ArraysBasic { public static void main(String[] args) { int A[] = {1, 2, 3}; } System.out.println("array A: " + A[0] +""+A[1]+""+ A[2]); System.out.println("array B: " + A[0] + " " + A[1] + " " + A[2]); zeroArray(A); A = new int[5]; System.out.println("array C: " + A[0] + " " + A[1] + " " + A[3] + " " + A[4]); } } public static void zeroArray(int[] list) { for (int j = 0; j < list.length; ++j) { list[j] = 99;
- import java.util.* ; public class Averager { public static void main(String[] args) { //a two dimensional array int[][] a = {{5, 9, 3, 2, 14}, {77, 44, 22, 15, 99}, {14, 2, 3, 9, 5}, {88, 15, 17, 121, 33}} ; System.out.printf("Average = %.2f\n", average(a)) ; System.out.println("EXPECTED:") ; System.out.println("Average = 29.85") ; System.out.printf("Average of evens = %.2f\n", averageEvens(a)) ; System.out.println("EXPECTED:") ; System.out.println("Average of evens = 26.57") ; Random random = new Random(1) ; a = new int[100][1] ; for (int i = 0 ; i < 100 ; i++) a[i][0] = random.nextInt(1000) ; System.out.println("For an array of random values in range 0 to 999:") ; System.out.printf("Average = %.2f\n", average(a)) ; System.out.printf("Average of evens = %.2f\n", averageEvens(a)) ; } /** Find the average of all elements of a two-dimensional array @param aa the two…java program : Assume the following method is added to the ArrayStack class. What does this method do? public ArrayStack<E> Undefined() { int j = topOfStack; ArrayStack<E> st1= new ArrayStack<E>(topOfStack + 1); for(int i = 0; i < topOfStack + 1; i++) { st1.theData[j] = theData[i]; j-- ; } return st1; } The method will return a stack containing all the elements of “this” stack in the reverse order. The method will return a stack containing the alternative elements of “this” stack in the original order. The method will return a stack containing all the elements of “this” stack in the original order. The method will return a stack containing the alternative elements of “this” stack in the reverse order.public static void main(String[] args) { int[] funky = {1, -5, 3, -5, 6, 6, 6, 7, -5};int expectedFunkyRange = 5; // |6 - 1| = 5System.out.println("Expected funkyRange of " + Arrays.toString(funky) + " to be " + expectedFunkyRange + " and got " + funkyRange(funky));int[] funkyTwo = {6, 6, 4, 4, 4, 2, 2, 8, 4, 1, 1};int expectedFunkyRangeTwo = 4; // |4 - 8| = 4System.out.println("Expected funkyRange of " + Arrays.toString(funkyTwo) + " to be " + expectedFunkyRangeTwo + " and got " + funkyRange(funkyTwo)); Write a static method: public static int WeirdRange(int[] a) that that calculates the difference between the mode and "anti-mode" of an array of integers. This difference should be a positive number (you can use Math.abs to calculate an absolute value). If the array is empty or null, return -1. If the array has only one thing in it, return 0 (since the mode and anti-mode are the same). Definitions: The mode of an array is the element that occurs the most frequently.…
- public class Test { } public static void main(String[] args) { String str = "Salom"; System.out.println(str.indexOf('t)); }java program Description: Write a method that return the average of an array with the following header: public static double average(double[] array); In the main method, 5 double numbers are required to be entered. Input Example: 1.2 1.2 1.3 1.3 1.35 Output Example: The average value is 1.27public class ArrayMerge { static void arrayMerge(int a[], int b[]){ int c[] = new int[50]; int k = 0; for(int i = 0; i < a.length; i++) { c[k++] = a[i]; } for(int i = 0; i < b.length; i++) { c[k++] = b[i]; } for(int i = 0; i < k; i++) { System.out.println(c[i]); } } public static void main(String[] args) { int a[] = { 18, 36, 41, 78, 56 }; int b[] = { 10, 37, 44 }; arrayMerge(a,b); } } Calculate the algorithm step number and algorithm time complexity of the above program?
- public class ArrayCommonOperations{ public static void main(String [] args) { //*** Task #1: Define and instantiate an array of integer numbers, with 10 elements //*** Task #2: Fill in the array with integer numbers from 1 to 100 //*** Task #3: define another array, named temp, and copy the initial array in it. //* This allows to preserve the original array //*** Task #4: Define the variables you need to calculate the following values, //* and initialize them with appropriate values. //*** Task #5: Print the original array //*** Task #6: Calculate the sum of all values //*** Task #7: Count the number of even values //*** Task #8: Calculate the minimum value in the array //*** Task #9: Calculate the maximum value in the array //*** Task #10: Replace the elements that are divisible by 3, with their value plus 2 //*** Task #11:…PLZ help with the following: IN JAVA The correct syntax for passing an array as an argument in a method is: (a) a[] (b) a() (c) a (d) a[0]..a[a.length]Enhanced selection sort algorithm SelectionSortDemo.java package chapter7; /** This program demonstrates the selectionSort method in the ArrayTools class. */ public class SelectionSortDemo { public static void main(String[] arg) { int[] values = {5, 7, 2, 8, 9, 1}; // Display the unsorted array. System.out.println("The unsorted values are:"); for (int i = 0; i < values.length; i++) System.out.print(values[i] + " "); System.out.println(); // Sort the array. selectionSort(values); // Display the sorted array. System.out.println("The sorted values are:"); for (int i = 0; i < values.length; i++) System.out.print(values[i] + " "); System.out.println(); } /** The selectionSort method performs a selection sort on an int array. The array is sorted in ascending order. @param array The array to sort. */ public static void selectionSort(int[] array) { int startScan, index, minIndex, minValue; for (startScan = 0; startScan < (array.length-1); startScan++) { minIndex = startScan; minValue…