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<div class="titlepage"><div><div><h3 class="title">
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<a name="boost_icl.examples.interval_container"></a><a class="link" href="interval_container.html" title="Interval container">Interval container</a>
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</h3></div></div></div>
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<p>
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Example <span class="bold"><strong>interval container</strong></span> demonstrates
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the characteristic behaviors of different interval containers that are also
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summarized in the introductory <a class="link" href="../../index.html#boost_icl.introduction.interval_combining_styles" title="Interval Combining Styles">Interval
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Combining Styles</a>.
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</p>
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<p>
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</p>
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<pre class="programlisting"><span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">iostream</span><span class="special">></span>
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<span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">icl</span><span class="special">/</span><span class="identifier">interval_set</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span>
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<span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">icl</span><span class="special">/</span><span class="identifier">separate_interval_set</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span>
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<span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">icl</span><span class="special">/</span><span class="identifier">split_interval_set</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span>
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<span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">icl</span><span class="special">/</span><span class="identifier">split_interval_map</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span>
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<span class="preprocessor">#include</span> <span class="string">"../toytime.hpp"</span>
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<span class="keyword">using</span> <span class="keyword">namespace</span> <span class="identifier">std</span><span class="special">;</span>
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<span class="keyword">using</span> <span class="keyword">namespace</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">icl</span><span class="special">;</span>
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<span class="keyword">void</span> <span class="identifier">interval_container_basics</span><span class="special">()</span>
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<span class="special">{</span>
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<span class="identifier">interval</span><span class="special"><</span><span class="identifier">Time</span><span class="special">>::</span><span class="identifier">type</span> <span class="identifier">night_and_day</span><span class="special">(</span><span class="identifier">Time</span><span class="special">(</span><span class="identifier">monday</span><span class="special">,</span> <span class="number">20</span><span class="special">,</span><span class="number">00</span><span class="special">),</span> <span class="identifier">Time</span><span class="special">(</span><span class="identifier">tuesday</span><span class="special">,</span> <span class="number">20</span><span class="special">,</span><span class="number">00</span><span class="special">));</span>
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<span class="identifier">interval</span><span class="special"><</span><span class="identifier">Time</span><span class="special">>::</span><span class="identifier">type</span> <span class="identifier">day_and_night</span><span class="special">(</span><span class="identifier">Time</span><span class="special">(</span><span class="identifier">tuesday</span><span class="special">,</span> <span class="number">7</span><span class="special">,</span><span class="number">00</span><span class="special">),</span> <span class="identifier">Time</span><span class="special">(</span><span class="identifier">wednesday</span><span class="special">,</span> <span class="number">7</span><span class="special">,</span><span class="number">00</span><span class="special">));</span>
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<span class="identifier">interval</span><span class="special"><</span><span class="identifier">Time</span><span class="special">>::</span><span class="identifier">type</span> <span class="identifier">next_morning</span><span class="special">(</span><span class="identifier">Time</span><span class="special">(</span><span class="identifier">wednesday</span><span class="special">,</span> <span class="number">7</span><span class="special">,</span><span class="number">00</span><span class="special">),</span> <span class="identifier">Time</span><span class="special">(</span><span class="identifier">wednesday</span><span class="special">,</span><span class="number">10</span><span class="special">,</span><span class="number">00</span><span class="special">));</span>
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<span class="identifier">interval</span><span class="special"><</span><span class="identifier">Time</span><span class="special">>::</span><span class="identifier">type</span> <span class="identifier">next_evening</span><span class="special">(</span><span class="identifier">Time</span><span class="special">(</span><span class="identifier">wednesday</span><span class="special">,</span><span class="number">18</span><span class="special">,</span><span class="number">00</span><span class="special">),</span> <span class="identifier">Time</span><span class="special">(</span><span class="identifier">wednesday</span><span class="special">,</span><span class="number">21</span><span class="special">,</span><span class="number">00</span><span class="special">));</span>
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<span class="comment">// An interval set of type interval_set joins intervals that that overlap or touch each other.</span>
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<span class="identifier">interval_set</span><span class="special"><</span><span class="identifier">Time</span><span class="special">></span> <span class="identifier">joinedTimes</span><span class="special">;</span>
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<span class="identifier">joinedTimes</span><span class="special">.</span><span class="identifier">insert</span><span class="special">(</span><span class="identifier">night_and_day</span><span class="special">);</span>
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<span class="identifier">joinedTimes</span><span class="special">.</span><span class="identifier">insert</span><span class="special">(</span><span class="identifier">day_and_night</span><span class="special">);</span> <span class="comment">//overlapping in 'day' [07:00, 20.00)</span>
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<span class="identifier">joinedTimes</span><span class="special">.</span><span class="identifier">insert</span><span class="special">(</span><span class="identifier">next_morning</span><span class="special">);</span> <span class="comment">//touching</span>
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<span class="identifier">joinedTimes</span><span class="special">.</span><span class="identifier">insert</span><span class="special">(</span><span class="identifier">next_evening</span><span class="special">);</span> <span class="comment">//disjoint</span>
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<span class="identifier">cout</span> <span class="special"><<</span> <span class="string">"Joined times :"</span> <span class="special"><<</span> <span class="identifier">joinedTimes</span> <span class="special"><<</span> <span class="identifier">endl</span><span class="special">;</span>
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<span class="comment">// A separate interval set of type separate_interval_set joins intervals that that </span>
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<span class="comment">// overlap but it preserves interval borders that just touch each other. You may </span>
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<span class="comment">// represent time grids like the months of a year as a split_interval_set.</span>
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<span class="identifier">separate_interval_set</span><span class="special"><</span><span class="identifier">Time</span><span class="special">></span> <span class="identifier">separateTimes</span><span class="special">;</span>
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<span class="identifier">separateTimes</span><span class="special">.</span><span class="identifier">insert</span><span class="special">(</span><span class="identifier">night_and_day</span><span class="special">);</span>
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<span class="identifier">separateTimes</span><span class="special">.</span><span class="identifier">insert</span><span class="special">(</span><span class="identifier">day_and_night</span><span class="special">);</span> <span class="comment">//overlapping in 'day' [07:00, 20.00)</span>
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<span class="identifier">separateTimes</span><span class="special">.</span><span class="identifier">insert</span><span class="special">(</span><span class="identifier">next_morning</span><span class="special">);</span> <span class="comment">//touching</span>
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<span class="identifier">separateTimes</span><span class="special">.</span><span class="identifier">insert</span><span class="special">(</span><span class="identifier">next_evening</span><span class="special">);</span> <span class="comment">//disjoint</span>
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<span class="identifier">cout</span> <span class="special"><<</span> <span class="string">"Separate times:"</span> <span class="special"><<</span> <span class="identifier">separateTimes</span> <span class="special"><<</span> <span class="identifier">endl</span><span class="special">;</span>
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<span class="comment">// A split interval set of type split_interval_set preserves all interval</span>
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<span class="comment">// borders. On insertion of overlapping intervals the intervals in the</span>
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<span class="comment">// set are split up at the interval borders of the inserted interval.</span>
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<span class="identifier">split_interval_set</span><span class="special"><</span><span class="identifier">Time</span><span class="special">></span> <span class="identifier">splitTimes</span><span class="special">;</span>
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<span class="identifier">splitTimes</span> <span class="special">+=</span> <span class="identifier">night_and_day</span><span class="special">;</span>
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<span class="identifier">splitTimes</span> <span class="special">+=</span> <span class="identifier">day_and_night</span><span class="special">;</span> <span class="comment">//overlapping in 'day' [07:00, 20:00)</span>
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<span class="identifier">splitTimes</span> <span class="special">+=</span> <span class="identifier">next_morning</span><span class="special">;</span> <span class="comment">//touching</span>
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<span class="identifier">splitTimes</span> <span class="special">+=</span> <span class="identifier">next_evening</span><span class="special">;</span> <span class="comment">//disjoint</span>
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<span class="identifier">cout</span> <span class="special"><<</span> <span class="string">"Split times :\n"</span> <span class="special"><<</span> <span class="identifier">splitTimes</span> <span class="special"><<</span> <span class="identifier">endl</span><span class="special">;</span>
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<span class="comment">// A split interval map splits up inserted intervals on overlap and aggregates the</span>
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<span class="comment">// associated quantities via the operator +=</span>
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<span class="identifier">split_interval_map</span><span class="special"><</span><span class="identifier">Time</span><span class="special">,</span> <span class="keyword">int</span><span class="special">></span> <span class="identifier">overlapCounter</span><span class="special">;</span>
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<span class="identifier">overlapCounter</span> <span class="special">+=</span> <span class="identifier">make_pair</span><span class="special">(</span><span class="identifier">night_and_day</span><span class="special">,</span><span class="number">1</span><span class="special">);</span>
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<span class="identifier">overlapCounter</span> <span class="special">+=</span> <span class="identifier">make_pair</span><span class="special">(</span><span class="identifier">day_and_night</span><span class="special">,</span><span class="number">1</span><span class="special">);</span> <span class="comment">//overlapping in 'day' [07:00, 20.00)</span>
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<span class="identifier">overlapCounter</span> <span class="special">+=</span> <span class="identifier">make_pair</span><span class="special">(</span><span class="identifier">next_morning</span><span class="special">,</span> <span class="number">1</span><span class="special">);</span> <span class="comment">//touching</span>
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<span class="identifier">overlapCounter</span> <span class="special">+=</span> <span class="identifier">make_pair</span><span class="special">(</span><span class="identifier">next_evening</span><span class="special">,</span> <span class="number">1</span><span class="special">);</span> <span class="comment">//disjoint</span>
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<span class="identifier">cout</span> <span class="special"><<</span> <span class="string">"Split times overlap counted:\n"</span> <span class="special"><<</span> <span class="identifier">overlapCounter</span> <span class="special"><<</span> <span class="identifier">endl</span><span class="special">;</span>
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<span class="comment">// An interval map joins touching intervals, if associated values are equal</span>
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<span class="identifier">interval_map</span><span class="special"><</span><span class="identifier">Time</span><span class="special">,</span> <span class="keyword">int</span><span class="special">></span> <span class="identifier">joiningOverlapCounter</span><span class="special">;</span>
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<span class="identifier">joiningOverlapCounter</span> <span class="special">=</span> <span class="identifier">overlapCounter</span><span class="special">;</span>
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<span class="identifier">cout</span> <span class="special"><<</span> <span class="string">"Times overlap counted:\n"</span> <span class="special"><<</span> <span class="identifier">joiningOverlapCounter</span> <span class="special"><<</span> <span class="identifier">endl</span><span class="special">;</span>
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<span class="special">}</span>
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<span class="keyword">int</span> <span class="identifier">main</span><span class="special">()</span>
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<span class="special">{</span>
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<span class="identifier">cout</span> <span class="special"><<</span> <span class="string">">>Interval Container Library: Sample interval_container.cpp <<\n"</span><span class="special">;</span>
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<span class="identifier">cout</span> <span class="special"><<</span> <span class="string">"--------------------------------------------------------------\n"</span><span class="special">;</span>
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<span class="identifier">interval_container_basics</span><span class="special">();</span>
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<span class="keyword">return</span> <span class="number">0</span><span class="special">;</span>
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<span class="special">}</span>
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<span class="comment">// Program output:</span>
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<span class="comment">/* ----------------------------------------------------------------------------
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>>Interval Container Library: Sample interval_container.cpp <<
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--------------------------------------------------------------
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Joined times :[mon:20:00,wed:10:00)[wed:18:00,wed:21:00)
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Separate times:[mon:20:00,wed:07:00)[wed:07:00,wed:10:00)[wed:18:00,wed:21:00)
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Split times :
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[mon:20:00,tue:07:00)[tue:07:00,tue:20:00)[tue:20:00,wed:07:00)
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[wed:07:00,wed:10:00)[wed:18:00,wed:21:00)
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Split times overlap counted:
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{([mon:20:00,tue:07:00)->1)([tue:07:00,tue:20:00)->2)([tue:20:00,wed:07:00)->1)
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([wed:07:00,wed:10:00)->1)([wed:18:00,wed:21:00)->1)}
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Times overlap counted:
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{([mon:20:00,tue:07:00)->1)([tue:07:00,tue:20:00)->2)([tue:20:00,wed:10:00)->1)
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([wed:18:00,wed:21:00)->1)}
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-----------------------------------------------------------------------------*/</span>
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</pre>
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<td align="left"></td>
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<td align="right"><div class="copyright-footer">Copyright © 2007-2010 Joachim
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Faulhaber<br>Copyright © 1999-2006 Cortex Software
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GmbH<p>
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
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