45 lines
1.9 KiB
C++
45 lines
1.9 KiB
C++
/**************************************************************************************************
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MiniSat -- Copyright (c) 2003-2005, Niklas Een, Niklas Sorensson
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Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
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associated documentation files (the "Software"), to deal in the Software without restriction,
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including without limitation the rights to use, copy, modify, merge, publish, distribute,
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sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all copies or
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substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
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NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT
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OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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**************************************************************************************************/
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#ifndef Queue_h
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#define Queue_h
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//=================================================================================================
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template <class T>
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class Queue {
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vec<T> elems;
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int first;
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public:
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Queue(void) : first(0) { }
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void insert(T x) { elems.push(x); }
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T dequeue(void) { return elems[first++]; }
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void clear(void) { elems.clear(); first = 0; }
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int size(void) { return elems.size() - first; }
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bool has(T x) { for (int i = first; i < elems.size(); i++) if (elems[i] == x) return true; return false; }
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};
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//=================================================================================================
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#endif
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