public class AverageWithSentinel public static final int END_OF_INPUT = -500'; %3D public static void main(String[] args) 7 8 Scanner in = new Scanner (System.in); 19 20 // Step 2: Declare an int variahlo ith

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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12 public class AverageWithSentinel
13 {
public static final int END_OF_INPUT = -500';
14
%3D
15
public static void main(String[] args)
16
17
Scanner in = new Scanner(System.in);
18
19
// Step 2: Declare an int variable with an initial value
//
20
as the count of input integers
21
22
23
|/ Step 3: Declare a double variable with an initial value
as the total of all input integers
24
25
26
27
|| Step 4: Display an input prompt
//
28
29
"Enter an integer, -500 to stop:
30
31
// Step 5: Read an integer and store it in an int variable
32
33
34
// Step 6: Use a while loop to update count and total as long as
35
the input value is not -500.
Then disnlay the same nromnt
36
and read the nevt
37
integer
saved
Transcribed Image Text:Compile Undo Cut Сopy Paste Find... Close Source Code 12 public class AverageWithSentinel 13 { public static final int END_OF_INPUT = -500'; 14 %3D 15 public static void main(String[] args) 16 17 Scanner in = new Scanner(System.in); 18 19 // Step 2: Declare an int variable with an initial value // 20 as the count of input integers 21 22 23 |/ Step 3: Declare a double variable with an initial value as the total of all input integers 24 25 26 27 || Step 4: Display an input prompt // 28 29 "Enter an integer, -500 to stop: 30 31 // Step 5: Read an integer and store it in an int variable 32 33 34 // Step 6: Use a while loop to update count and total as long as 35 the input value is not -500. Then disnlay the same nromnt 36 and read the nevt 37 integer saved
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|| Step 4: Display an input prompt
"Enter an integer,
500 to stop:
// Step 5: Read an integer and store it in an int variable
71 Step 6: Use a while loop to update count and total as long as
//
the input value is not -500.
Then display the same prompt and read the next integer
// Step 7: If count is zero
Di splay the following message
"No integers were entered."
Otherwise
Display the count and the double average of
all input integers with 4 decimal digits
Sample output
"The average of the 3 integers is 8.3333.
//
%3D
-8
50
51
52
Transcribed Image Text:pile Undo Cut Сopy Paste Find... Close Source Code || Step 4: Display an input prompt "Enter an integer, 500 to stop: // Step 5: Read an integer and store it in an int variable 71 Step 6: Use a while loop to update count and total as long as // the input value is not -500. Then display the same prompt and read the next integer // Step 7: If count is zero Di splay the following message "No integers were entered." Otherwise Display the count and the double average of all input integers with 4 decimal digits Sample output "The average of the 3 integers is 8.3333. // %3D -8 50 51 52
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