Texas Instruments TI-89 사용자 설명서

Programming

 639

Example 3

Example 3

Example 3

Example 3

This example uses 

 to create dialog boxes for input and output. It uses 

 to calculate the result.

Ê 

Defines a dialog box for input.

Ë 

Converts string entered with Request to an expression.

Ì 

Loop calculation.

Í 

Defines a dialog box for output.

Ê
©
©

Ê

Ë

Ì
©
©
©
©

Ì

Í
©
©

Í

ê

:prog3()

:Prgm

:Dialog

:  Title "Enter an integer"

:  Request "Integer",n

:EndDlog

:expr(n)

!

n

:0

!

temp:0

!

I

:Loop

:  temp+i

!

temp

:  i+1

!

I

:  If i>n

:    Exit

:EndLoop

:Dialog

:  Title "The answer is"

:  Text string(temp)

:EndDlog

:EndPrgm