dfs-decorations.html

来自「经典的数据结构源代码(java 实现)」· HTML 代码 · 共 21 行

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<html><head><title>Code Fragment</title></head><body text=#000000><center></center><br><br><dl><dd><pre>  <font color = #ff0080>/** Mark a position (vertex or edge) as visited. */</font>  <font color=#8000a0><font color=#8000a0>protected</font> </font><font color=#8000a0>void</font> <font color=#0000ff>visit</font>(DecorablePosition&lt;?&gt; p) { p.<font color=#0000ff>put</font>(STATUS, VISITED); }  <font color = #ff0080>/** Mark a position (vertex or edge) as unvisited. */</font>  <font color=#8000a0><font color=#8000a0>protected</font> </font><font color=#8000a0>void</font> <font color=#0000ff>unVisit</font>(DecorablePosition&lt;?&gt; p) { p.<font color=#0000ff>put</font>(STATUS, UNVISITED); }  <font color = #ff0080>/** Test if a position (vertex or edge) has been visited. */</font>  <font color=#8000a0><font color=#8000a0>protected</font> </font><font color=#8000a0>boolean</font> <font color=#0000ff>isVisited</font>(DecorablePosition&lt;?&gt; p) {    <font color=#ff8000>return</font><font color=#0000ff> </font>(p.<font color=#0000ff>get</font>(STATUS) == VISITED);  }</dl></body></html>

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