public static void main(String[] args) Scanner in = new Scanner (System.in); // Step 2: Asking for a positive integer using prompt // "Enter a positive integer: ". Read the input and save it in an int variable size // Step 3: While size is not positive Display a message with the integer // sample message assuming the input is -3 "Not a positive integer: 3" // // Asking for a positive integer using the same prompt Read the input and save it in size // Step 4: Use nested for loops to draw a triangle // Sample output (assuming the input size is 5) // * // ** // *** // **** // *****

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
Question

Using loop

 

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9.
* @author
* @version
10
11
*/
12 public class DrawingATriangle
13{
public static void main(String[] args)
{
Scanner in = new Scanner (System.in);
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// Step 2: Asking for a positive integer using prompt
18
"Enter a positive integer: "
Read the input and save it in an int variable size
//
19
%3D
//
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22
// Step 3: While size is not positive
//
23
Display a message with the integer
sample message assuming the input is -3
"Not a positive integer: 3"
Asking for a positive integer using the same prompt
Read the input and save it in size
25
26
27
28
29
30
// Step 4: Use nested for loops to draw a triangle
// Sample output (assuming the input size is 5)
// *
32
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// **
34
35
// ***
36
// ****
// *****
37
38
39
40
41}
42
20
24
31
Transcribed Image Text:Compile Undo Cut Сopy Paste Find... Close 9. * @author * @version 10 11 */ 12 public class DrawingATriangle 13{ public static void main(String[] args) { Scanner in = new Scanner (System.in); 14 15 16 17 // Step 2: Asking for a positive integer using prompt 18 "Enter a positive integer: " Read the input and save it in an int variable size // 19 %3D // 21 22 // Step 3: While size is not positive // 23 Display a message with the integer sample message assuming the input is -3 "Not a positive integer: 3" Asking for a positive integer using the same prompt Read the input and save it in size 25 26 27 28 29 30 // Step 4: Use nested for loops to draw a triangle // Sample output (assuming the input size is 5) // * 32 33 // ** 34 35 // *** 36 // **** // ***** 37 38 39 40 41} 42 20 24 31
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