level 1
2
3
turtle
ARC length angle
CIRCLE radius
CLEARTEXT
HIDETURTLE
PENWIDTH width
PRINT [ . ]
RESET
SETHEADING angle
SETX x
SETXY x y
SETY y
SHOWTURTLE
maths
ARCTAN number
COS angle
INT number
RANDOM number
ROUND number
SIN angle
SQRT number
lists
BUTFIRST list
BUTLAST list
FIRST list
FPUT thing list
ITEM index thing
LAST list
LPUT thing list
SETITEM index array value
CS HOME PD repeat 100[ colour "black FD 50 RT 20 colour "green FD 90 RT 50 colour "blue FD 30 RT 20 colour "red FD 80 RT 10 colour "yellow FD 90 LT 30 FD 70 ]
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