remove brackets around one part in delN2Left, making it more consistent with other part
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2
rope.sml
2
rope.sml
@@ -102,7 +102,7 @@ struct
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val left = N2 (t1, size t1, t2)
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val left = N2 (t1, size t1, t2)
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val inner = N2 (left, size left, t3)
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val inner = N2 (left, size left, t3)
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in
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in
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N1 (inner)
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N1 inner
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end
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end
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| (N1 (N1 t1), N2 (N2 (t2, _, t3), _, N1 t4)) =>
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| (N1 (N1 t1), N2 (N2 (t2, _, t3), _, N1 t4)) =>
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let
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let
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