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Chapter 12: Programming
7312ENG.DOC CH 12 Programming, English Julie Hewlett Revised: 07/29/98 12:17 PM Printed: 05/19/99 9:02
AM Page 234 of 32
Write a program named
PAUSE
that stores a value to A, an
equation to
Y
1
, graphs
Y
1
using standard
WINDOW
values
(
ZStandard
), pauses, and then displays A.
PROGRAM:PAUSE
:2"A
:FnOff
:"X+A""Y
:ZStandard
:Pause
:Disp "A=",A
:Pause
Lbl and Goto Lbl and Goto 8
9 and 0 9 and 0
Lbl
(label) and
Goto
are used together for branching.
Lbl
gives a name (label) to a particular location in a program.
label can be one or two text characters (
A
through
Z
,
0
through
99
).
:Lbl
label
Goto
causes the program to branch to label when
Goto
is
encountered.
:Goto
label
Write a program named
SQUARE2
that asks for an input, A,
squares A, and then displays A until A
100.
PROGRAM:SQUARE2
:Lbl 99
:Input A
:If A|100
:Stop
:Disp A
:Pause
:Goto 99
³
³
Press
b
to get to next
screen.
For
FnOff
and
Y
1
,
press
-
}
2 1
.
For
ZStandard
,
press
(
6
.
Press
b
to end
execution.
Press
b
after answer is
displayed.