You are a laser
operator. Your
job is to intercept

th z to Command HO. A vital
rode message is expected. lfyou
e v it correctly, the Robotattack
dl] be crushed.

This game tests your skill at
»membering a group of

LLLLI RN ebitikibiatit la HHHH arij; : ij '

|

letters which you

see for only a very KW
short time. The computer
will ask you for a difficulty
from 4 to 10. When you have typed
in your answer, letters will appear
top left of your screen and disappear
again fairly guickly. Memorize them
and then type them into the computer
and see if you were right.

41.4

va How the program works
4010 CLS screen before game starta
20 PRINT "VITAL MESSAGE"

"HOW DIFFICULT? (4-10)" mlaka pou fora "Aifacuhy mumber" and
D puta .

60 IF D<4 OR D>10 THEN GOTO 40 om Check your number izn't less than 4

or more than 10.
JO LET "-— lj —

80 FOR I<1 TO D
skKRAO09O0 LET M$<M$:CHR$%$ (INT (RND%26138) )
100 NEXT I

40110 CLS
120 PRINT "SEND THIS MESSAGE: "
150 PRINT
140 PRINT M$%

A54A0150 FOR I<i TO D%$8

160 NEXT I for a number of times depending on D.

Clears screen when loop has fnished.
a

190 IF N$<M$ THEN GOTO 240 om Checks if your mensage is the same as
govem — ustva

40170 CLS
180 INPUT N

200 PRINT "YOU GOT IT WRONG"
210 PRINT "YOU SHOULD HAVE SENT: "bm Printa if you are wrong, tellinj

250 PRINT "THE WAR IS OVER"
260 STOP

The above listing will work on a ZX81. For
other computers, make the changes below.

610,110,170 HOME
410,110,170 PRINT CHR%$(147)

KAOYO LET M$<M$:CHR$ (INT (RND(1) 426165) )
U9O LET M$<:M$1CHR%$ (INT (RND(O) 826165) )
s90 LET M$<M$4CHR$ (INT (RND 826165)))

mMAa0150 FOR I<i TO D$180
£150 FOR Izi TO D%$400

.swrv;
v 4. 4