30 VTAB (5): PRINT " IN THIS GAME OF DEFENDER TRY TO DESTROY ANY SHIP IN YOUR RANGE, BUT DO NOT GET IN THE WAY OF THEM OR THEIR LASERS.";
40 PRINT " YOU ONLY HAVE THREE (3) SHIPS. ": PRINT : FLASH : HTAB (10): PRINT "HERE IS HOW TO MOVE": NORMAL
50 PRINT : PRINT " --> = RIGHT"
55 PRINT : PRINT " <-- = LEFT "
60 PRINT : PRINT " A = UP"
65 PRINT : PRINT " Z = DOWN"
69 PRINT : PRINT " Q = Q BOMB(SMART BOMB) (4)"
70 PRINT : PRINT " SPACE BAR = FIRE"
74 INVERSE
75 PRINT : HTAB (11): PRINT "PRESS RETURN TO GO ON"
76 NORMAL
77 GET W$
78 HOME : PRINT " THE PROGRAM WILL EXECUTE THE LAST COMMAND IN MEMORY UNTIL YOU EXECUTE ANOTHER. A COMMON COMPLAINT IS THAT IT DOES NOT RESPOND, IT IS SLOW BUT IT DOES RESPOND."
79 PRINT : INVERSE : HTAB (5): PRINT "PRESS RETURN TO CONTINUE": NORMAL : SCALE= 1: SPEED= 255
80 GET H$
85 HOME
90 HGR
99 FOR T = 1 TO 100: LET A = INT(279 * RND(1)) +1: LET A1 = INT(159 * RND(1)) +1: HCOLOR= 5: HPLOT A,A1: NEXT
100 FOR T = 1 TO 100 STEP 4
110 HCOLOR= 3: DRAW 4 AT T,40: DRAW 6 AT T,60: DRAW 5 AT T,80
120 HCOLOR= 0: DRAW 4 AT T,40: DRAW 6 AT T,60: DRAW 5 AT T,80: NEXT
130 HCOLOR= 3: DRAW 4 AT T,40: DRAW 6 AT T,60: DRAW 5 AT T,80
140 FOR T = 279 TO 120 STEP -5
150 HCOLOR= 3: DRAW 10 AT T,40: DRAW 11 AT T,60: DRAW 12 AT T,80
160 HCOLOR= 0: DRAW 10 AT T,40: DRAW 11 AT T,60: DRAW 12 AT T,80: NEXT
170 HCOLOR= 3: DRAW 10 AT T,40: DRAW 11 AT T,60: DRAW 12 AT T,80
180 FOR T = 159 TO 81 STEP -4
190 HCOLOR= 3: DRAW 13 AT 140,T: DRAW 13 AT 140,T -20: DRAW 13 AT 140,T -40
200 HCOLOR= 0: DRAW 13 AT 140,T: DRAW 13 AT 140,T -20: DRAW 13 AT 140,T -40: NEXT
210 HCOLOR= 3: DRAW 13 AT 140,T: DRAW 13 AT 140,T -20: DRAW 13 AT 140,T -40
211 FOR E = 1 TO 1000: NEXT : TEXT
230 PRINT "<CTRL-D>RUNDEFENDER"
32000 REM "<CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M>TOM CLEAVER SOUND GENERATOR<CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M>UNIVERSITY OF LOUISVILLE<CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M><CTRL-M>"