64 lines
1.3 KiB
C++
64 lines
1.3 KiB
C++
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/*
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----
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This file is part of SECONDO.
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Copyright (C) 2007,
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Faculty of Mathematics and Computer Science,
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Database Systems for New Applications.
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SECONDO is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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SECONDO is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with SECONDO; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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----
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*/
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#include "Functions.h"
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#include <iostream>
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/*
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1 Some auxiliary Functions
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*/
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/*
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1.4 ~removeState~
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removes state from the set and decrements all elements in the set greater
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than state by one.
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*/
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void removeState(std::set<int>& targets, int state){
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if(state<0){
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return;
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}
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targets.erase(state);
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std::set<int> result;
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std::set<int>::iterator it;
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for(it=targets.begin(); it!=targets.end();it++){
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if(*it>state){
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result.insert(*it -1);
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}else{
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result.insert(*it);
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}
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}
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targets.clear();
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targets = result;
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}
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