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lines changed Original file line number Diff line number Diff line change 1+ import turtle
2+
3+ tu = turtle .Turtle ()
4+ s = turtle .Screen ()
5+ s .bgcolor ("black" )
6+ tu .pencolor ("red" )
7+ tu .left (900 )
8+ tu .backward (100 )
9+ tu .speed (10 )
10+ tu .shape ('turtle' )
11+
12+ def tree (i ):
13+ if i < 1 :
14+ return
15+ else :
16+ tu .forward (i )
17+ tu .color ("orange" )
18+ tu .circle (20 )
19+ tu .color ("brown" )
20+ tu .left (300 )
21+ tree (3 * i / 4 )
22+ tu .left (300 )
23+ tu .backward (i )
24+
25+ tree (100 )
26+ turtle .done ()
Original file line number Diff line number Diff line change 1+ import turtle
2+
3+ t = turtle .Turtle ()
4+ s = turtle .Screen ()
5+ s .bgcolor ("black" )
6+ t .pencolor ("red" )
7+ a = 0
8+ b = 0
9+ t .speed (0 )
10+ t .penup ()
11+ t .goto (0 ,200 )
12+ t .pendown ()
13+ while True :
14+ t .forward (a )
15+ t .right (b )
16+ a += 3
17+ b += 1
18+ if b == 210 :
19+ break
20+ t .hideturtle ()
21+
22+ turtle .done ()
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