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This is a program for a game using

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When you thtrow a pair of dice you cannot The computer contains a special divi... /- SA | 9. da
predict what the numbers will be. The program for producing random numbers. bo ANJE ee nk Mom SE z» —stah x 4 NIŠI ua
chances are egual that the numbers will Sometimes it repeats the same number 2/1 A01ET C.0 —— Me II, pene
be anything from one to six. You can several] times, but in seguences of lotsof ANAL

produce unpredictable numbers ona random numbers, the number of times

computer. They are called random each number is picked is about even.

numbers.

4

PRINT RND
.662741814
PRINT RND(99)
77

RN
ZZ RN

(0)
D(1)
Y

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To make the computer produce a random The RND instruction always producesa

number you use the word RND. Some number below one. On some computers

computers needa | or 0 in brackets after you can put a number in brackets after

the word. If you have a computer, check RND, e.g. RND(99). This makes it produce

your manual for the correct command. a whole number between | and the
number in brackets.

Or RND(0), or
RND(1) on some

RUN
ALJEN SHIP'S CODES

a
-

ALIEN SHIP DESTROYED
ALIEN SHIP'S CODES
ARE 13 6 FIRE

10 LET X-INT(RND(l)430- 1)
20 LET Y<INT(RND(l)430-1) computer's screen.
m rlor ei This line makes the program repeal

| 1 GOTO 10 J————— endlessiy,

This program uses random numbers to you see less pixels appearing as many of
plot spots of light on the screen. Lines 10 them are already plotted. To stop the
and 20 produce random numbers program you have to type BREAK or

comput z is instruction means pick a random
On other ers you need the word This nanis pic
INT (shon for integer, meaning whole number and store it in variable R. In the

number) followed RND instructi ograms in this book we use
ok ce ERDMO) on dilerert Hi INT(RND(1)4604- 1) to mean picka between | and 30 and store them inX ESCAPE, or another word on diflerent
Computers). Then you multply by the random number between | and 60. You computers.

may needto convertl this instruction for

highest number you want and add one so

the number is above one. some computers.

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between 10 and 20?

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