j
k
j a
j l
...printOn: aStream super printOn: aStream aStream nextPutAll: '(', faces printString , ')'
printOn: aStream super printOn: aStream aStream nextPutAll: '(', faces printString , ')'
Because you forgot dot after the first line. This is why I always use autoformatting to catch these kind of stupid mistakes (happens to me a lot).
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