Bounced the line off the sides the selected number of times.
Content
Image Gallery
Source Code
5 REM bounce
10 BORDER 2: CLS
20 LET x=INT (RND*50)+1
30 LET y=INT (RND*50)+1
40 LET c=1
50 LET d=1
60 LET t=0
70 PRINT "How many bounces";
80 INPUT b
85 CLS
90 IF x+d>255 THEN BEEP .1,1: GO SUB 200
100 IF x+d<0 THEN BEEP .1,2: GO SUB 200
110 IF y+c>175 THEN BEEP .1,4: GO SUB 230
120 IF y+c<0 THEN BEEP .1,5: GO SUB 230
130 LET x=x+d
140 LET y=y+c
150 PLOT x,y
160 IF t<b THEN GO TO 90
170 STOP
200 LET d=-d
210 LET t=t+1
220 RETURN
230 LET c=-c
240 LET t=t+1
250 RETURN