13 lines
279 B
Text
13 lines
279 B
Text
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mutable struct Tree{T}
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value::T
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lchild::Nullable{Tree{T}}
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rchild::Nullable{Tree{T}}
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end
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function replaceall!(t::Tree{T}, v::T) where T
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t.value = v
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isnull(lchild) || replaceall(get(lchild), v)
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isnull(rchild) || replaceall(get(rchild), v)
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return t
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end
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