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40 lines
1.2 KiB
TeX
40 lines
1.2 KiB
TeX
\chapter{TQueue}
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Implements queue.
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Usage example:
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\lstinputlisting[language=Pascal]{queueexample.pp}
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Memory complexity:
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Since underlaying structure is TDeque, memory complexity is same.
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Members list:
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\begin{longtable}{|m{10cm}|m{5cm}|}
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\hline
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Method & Complexity guarantees \\ \hline
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\multicolumn{2}{|m{15cm}|}{Description} \\ \hline\hline
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\verb!Create! & O(1) \\ \hline
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\multicolumn{2}{|m{15cm}|}{Constructor. Creates empty queue.} \\ \hline\hline
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\verb!function Size(): SizeUInt! & O(1) \\ \hline
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\multicolumn{2}{|m{15cm}|}{Returns number of elements in queue.} \\\hline\hline
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\verb!procedure Push(value: T)! & Amortized
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O(1), some operations might take O(N) time, when array needs to be reallocated, but sequence of N
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operations takes O(N) time \\ \hline
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\multicolumn{2}{|m{15cm}|}{Inserts element at the back of queue.} \\\hline\hline
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\verb!procedure Pop()! & O(1) \\\hline
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\multicolumn{2}{|m{15cm}|}{Removes element from the beginning of queue. If queue is empty does nothing.} \\\hline\hline
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\verb!function IsEmpty(): boolean! & O(1) \\ \hline
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\multicolumn{2}{|m{15cm}|}{Returns true when queue is empty.} \\\hline\hline
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\verb!function Front: T! & O(1) \\\hline
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\multicolumn{2}{|m{15cm}|}{Returns the first element from queue.} \\\hline
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\end{longtable}
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