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# PROGRAM TO DISPLAY THE PATTERN OF SQUARE

Posted By: Reiner Fischer     Category: Cobol     Views: 14039

## Code for PROGRAM TO DISPLAY THE PATTERN OF SQUARE in Cobol

```       Identification Division.
Program-Id. Display-Stars.

Environment Division.

Data Division.
Working-Storage Section.
77 N       Pic 9.
77 Counter Pic 9 Value 1.
77 j       Pic 9 Value 1.
77 Half  Pic 99 Value 39.
77 Stars   Pic 99 Value 1.
77 k       Pic 99 Value 1.
77 i pic 99.
77 t pic 9.
* The Designing of the Main Screen of the Program.

Screen Section.
01 Main-Screen.
02 Blank-Screen.
02 Line 2 Column 15 "The Pattern to be Displayed is : "
02 Line 4 Column 27 "*  *  *  *  *".
02 Line 5 Column 27 "*  *     *  *".
02 Line 6 Column 27 "*           *".
02 Line 7 Column 27 "*  *     *  *".
02 Line 8 Column 27 "*  *  *  *  *".
02 Line 10 Column 15 "Please Enter the No.of Odd Lines for th
-        "e above Pattern :".
02 Line 10 Column 70 Pic 9 To N.

Procedure Division.

Main-Para.
Display Main-Screen.
Accept Main-Screen.
Move 12 To Lin.
Move 10 To Col.
Compute Half = ( N  + 1 ) / 2.
Compute k = N.
Perform Display-Stars-Loop Until k < 1.
Compute i = n - 1.
Move 10 To Col.
Perform Lines-Loop Varying Counter From i By -1 Until
( Counter < Half ).
Move 1 To j.
Perform Lines-1Loop Varying Counter From Half By 1 Until
( Counter > N ).

Stop Run.

* The Main Loop of varying the Lines is Below.

Lines-Loop.
Perform Display-Stars-Loop Until k < 1.
Compute Col = Col + 3 * j - 3.
Compute k = ( N - j ) / 2.
Perform Display-Stars-Loop Until k < 1.
Compute k = ( N - j ) / 2.
Compute j = j + 2.
Accept t.
Move 10 To Col.
Lines-1Loop.
Perform Display-Stars-Loop Until k < 1.
Compute Col = Col + 3 * j - 3.
Compute k = ( N + j ) / 2.
Perform Display-Stars-Loop Until k < 1.
Compute k = ( N + j ) / 2.
Compute j = j + 2.
Accept t.
Move 10 To Col.
* The Main Loop of Displaying the Pattern of Stars is Below.

Display-Stars-Loop.
Display(Lin, Col) "*".
Subtract 1 From k.
Accept t.
```
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 Reiner Fischer author of PROGRAM TO DISPLAY THE PATTERN OF SQUARE is from Frankfurt, Germany. View All Articles

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