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@@ -2489,8 +2489,8 @@
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<div class="highlight"><span class="filename">linkedlist_stack.rs</span><pre><span></span><code><a id="__codelineno-21-1" name="__codelineno-21-1" href="#__codelineno-21-1"></a><span class="cm">/* 基于链表实现的栈 */</span>
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<a id="__codelineno-21-2" name="__codelineno-21-2" href="#__codelineno-21-2"></a><span class="cp">#[allow(dead_code)]</span>
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<a id="__codelineno-21-3" name="__codelineno-21-3" href="#__codelineno-21-3"></a><span class="k">pub</span><span class="w"> </span><span class="k">struct</span> <span class="nc">LinkedListStack</span><span class="o"><</span><span class="n">T</span><span class="o">></span><span class="w"> </span><span class="p">{</span>
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<a id="__codelineno-21-4" name="__codelineno-21-4" href="#__codelineno-21-4"></a><span class="w"> </span><span class="n">stack_peek</span>: <span class="nb">Option</span><span class="o"><</span><span class="n">Rc</span><span class="o"><</span><span class="n">RefCell</span><span class="o"><</span><span class="n">ListNode</span><span class="o"><</span><span class="n">T</span><span class="o">>>>></span><span class="p">,</span><span class="w"> </span><span class="c1">// 将头节点作为栈顶</span>
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<a id="__codelineno-21-5" name="__codelineno-21-5" href="#__codelineno-21-5"></a><span class="w"> </span><span class="n">stk_size</span>: <span class="kt">usize</span><span class="p">,</span><span class="w"> </span><span class="c1">// 栈的长度</span>
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<a id="__codelineno-21-4" name="__codelineno-21-4" href="#__codelineno-21-4"></a><span class="w"> </span><span class="n">stack_peek</span>: <span class="nb">Option</span><span class="o"><</span><span class="n">Rc</span><span class="o"><</span><span class="n">RefCell</span><span class="o"><</span><span class="n">ListNode</span><span class="o"><</span><span class="n">T</span><span class="o">>>>></span><span class="p">,</span><span class="w"> </span><span class="c1">// 将头节点作为栈顶</span>
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<a id="__codelineno-21-5" name="__codelineno-21-5" href="#__codelineno-21-5"></a><span class="w"> </span><span class="n">stk_size</span>: <span class="kt">usize</span><span class="p">,</span><span class="w"> </span><span class="c1">// 栈的长度</span>
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<a id="__codelineno-21-6" name="__codelineno-21-6" href="#__codelineno-21-6"></a><span class="p">}</span>
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<a id="__codelineno-21-7" name="__codelineno-21-7" href="#__codelineno-21-7"></a>
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<a id="__codelineno-21-8" name="__codelineno-21-8" href="#__codelineno-21-8"></a><span class="k">impl</span><span class="o"><</span><span class="n">T</span>: <span class="nb">Copy</span><span class="o">></span><span class="w"> </span><span class="n">LinkedListStack</span><span class="o"><</span><span class="n">T</span><span class="o">></span><span class="w"> </span><span class="p">{</span>
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@@ -3131,43 +3131,47 @@
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<a id="__codelineno-33-6" name="__codelineno-33-6" href="#__codelineno-33-6"></a><span class="k">impl</span><span class="o"><</span><span class="n">T</span><span class="o">></span><span class="w"> </span><span class="n">ArrayStack</span><span class="o"><</span><span class="n">T</span><span class="o">></span><span class="w"> </span><span class="p">{</span>
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<a id="__codelineno-33-7" name="__codelineno-33-7" href="#__codelineno-33-7"></a><span class="w"> </span><span class="cm">/* 初始化栈 */</span>
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<a id="__codelineno-33-8" name="__codelineno-33-8" href="#__codelineno-33-8"></a><span class="w"> </span><span class="k">fn</span> <span class="nf">new</span><span class="p">()</span><span class="w"> </span>-> <span class="nc">ArrayStack</span><span class="o"><</span><span class="n">T</span><span class="o">></span><span class="w"> </span><span class="p">{</span>
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<a id="__codelineno-33-9" name="__codelineno-33-9" href="#__codelineno-33-9"></a><span class="w"> </span><span class="n">ArrayStack</span>::<span class="o"><</span><span class="n">T</span><span class="o">></span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="n">stack</span>: <span class="nb">Vec</span>::<span class="o"><</span><span class="n">T</span><span class="o">></span>::<span class="n">new</span><span class="p">()</span><span class="w"> </span><span class="p">}</span>
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<a id="__codelineno-33-10" name="__codelineno-33-10" href="#__codelineno-33-10"></a><span class="w"> </span><span class="p">}</span>
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<a id="__codelineno-33-11" name="__codelineno-33-11" href="#__codelineno-33-11"></a>
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<a id="__codelineno-33-12" name="__codelineno-33-12" href="#__codelineno-33-12"></a><span class="w"> </span><span class="cm">/* 获取栈的长度 */</span>
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<a id="__codelineno-33-13" name="__codelineno-33-13" href="#__codelineno-33-13"></a><span class="w"> </span><span class="k">fn</span> <span class="nf">size</span><span class="p">(</span><span class="o">&</span><span class="bp">self</span><span class="p">)</span><span class="w"> </span>-> <span class="kt">usize</span> <span class="p">{</span>
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<a id="__codelineno-33-14" name="__codelineno-33-14" href="#__codelineno-33-14"></a><span class="w"> </span><span class="bp">self</span><span class="p">.</span><span class="n">stack</span><span class="p">.</span><span class="n">len</span><span class="p">()</span>
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<a id="__codelineno-33-15" name="__codelineno-33-15" href="#__codelineno-33-15"></a><span class="w"> </span><span class="p">}</span>
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<a id="__codelineno-33-16" name="__codelineno-33-16" href="#__codelineno-33-16"></a>
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<a id="__codelineno-33-17" name="__codelineno-33-17" href="#__codelineno-33-17"></a><span class="w"> </span><span class="cm">/* 判断栈是否为空 */</span>
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<a id="__codelineno-33-18" name="__codelineno-33-18" href="#__codelineno-33-18"></a><span class="w"> </span><span class="k">fn</span> <span class="nf">is_empty</span><span class="p">(</span><span class="o">&</span><span class="bp">self</span><span class="p">)</span><span class="w"> </span>-> <span class="kt">bool</span> <span class="p">{</span>
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<a id="__codelineno-33-19" name="__codelineno-33-19" href="#__codelineno-33-19"></a><span class="w"> </span><span class="bp">self</span><span class="p">.</span><span class="n">size</span><span class="p">()</span><span class="w"> </span><span class="o">==</span><span class="w"> </span><span class="mi">0</span>
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<a id="__codelineno-33-20" name="__codelineno-33-20" href="#__codelineno-33-20"></a><span class="w"> </span><span class="p">}</span>
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<a id="__codelineno-33-21" name="__codelineno-33-21" href="#__codelineno-33-21"></a>
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<a id="__codelineno-33-22" name="__codelineno-33-22" href="#__codelineno-33-22"></a><span class="w"> </span><span class="cm">/* 入栈 */</span>
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<a id="__codelineno-33-23" name="__codelineno-33-23" href="#__codelineno-33-23"></a><span class="w"> </span><span class="k">fn</span> <span class="nf">push</span><span class="p">(</span><span class="o">&</span><span class="k">mut</span><span class="w"> </span><span class="bp">self</span><span class="p">,</span><span class="w"> </span><span class="n">num</span>: <span class="nc">T</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
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<a id="__codelineno-33-24" name="__codelineno-33-24" href="#__codelineno-33-24"></a><span class="w"> </span><span class="bp">self</span><span class="p">.</span><span class="n">stack</span><span class="p">.</span><span class="n">push</span><span class="p">(</span><span class="n">num</span><span class="p">);</span>
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<a id="__codelineno-33-25" name="__codelineno-33-25" href="#__codelineno-33-25"></a><span class="w"> </span><span class="p">}</span>
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<a id="__codelineno-33-26" name="__codelineno-33-26" href="#__codelineno-33-26"></a>
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<a id="__codelineno-33-27" name="__codelineno-33-27" href="#__codelineno-33-27"></a><span class="w"> </span><span class="cm">/* 出栈 */</span>
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<a id="__codelineno-33-28" name="__codelineno-33-28" href="#__codelineno-33-28"></a><span class="w"> </span><span class="k">fn</span> <span class="nf">pop</span><span class="p">(</span><span class="o">&</span><span class="k">mut</span><span class="w"> </span><span class="bp">self</span><span class="p">)</span><span class="w"> </span>-> <span class="nb">Option</span><span class="o"><</span><span class="n">T</span><span class="o">></span><span class="w"> </span><span class="p">{</span>
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<a id="__codelineno-33-29" name="__codelineno-33-29" href="#__codelineno-33-29"></a><span class="w"> </span><span class="k">match</span><span class="w"> </span><span class="bp">self</span><span class="p">.</span><span class="n">stack</span><span class="p">.</span><span class="n">pop</span><span class="p">()</span><span class="w"> </span><span class="p">{</span>
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<a id="__codelineno-33-30" name="__codelineno-33-30" href="#__codelineno-33-30"></a><span class="w"> </span><span class="nb">Some</span><span class="p">(</span><span class="n">num</span><span class="p">)</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="nb">Some</span><span class="p">(</span><span class="n">num</span><span class="p">),</span>
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<a id="__codelineno-33-31" name="__codelineno-33-31" href="#__codelineno-33-31"></a><span class="w"> </span><span class="nb">None</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="nb">None</span><span class="p">,</span>
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<a id="__codelineno-33-32" name="__codelineno-33-32" href="#__codelineno-33-32"></a><span class="w"> </span><span class="p">}</span>
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<a id="__codelineno-33-33" name="__codelineno-33-33" href="#__codelineno-33-33"></a><span class="w"> </span><span class="p">}</span>
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<a id="__codelineno-33-34" name="__codelineno-33-34" href="#__codelineno-33-34"></a>
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<a id="__codelineno-33-35" name="__codelineno-33-35" href="#__codelineno-33-35"></a><span class="w"> </span><span class="cm">/* 访问栈顶元素 */</span>
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<a id="__codelineno-33-36" name="__codelineno-33-36" href="#__codelineno-33-36"></a><span class="w"> </span><span class="k">fn</span> <span class="nf">peek</span><span class="p">(</span><span class="o">&</span><span class="bp">self</span><span class="p">)</span><span class="w"> </span>-> <span class="nb">Option</span><span class="o"><&</span><span class="n">T</span><span class="o">></span><span class="w"> </span><span class="p">{</span>
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<a id="__codelineno-33-37" name="__codelineno-33-37" href="#__codelineno-33-37"></a><span class="w"> </span><span class="k">if</span><span class="w"> </span><span class="bp">self</span><span class="p">.</span><span class="n">is_empty</span><span class="p">()</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="fm">panic!</span><span class="p">(</span><span class="s">"栈为空"</span><span class="p">)</span><span class="w"> </span><span class="p">};</span>
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<a id="__codelineno-33-38" name="__codelineno-33-38" href="#__codelineno-33-38"></a><span class="w"> </span><span class="bp">self</span><span class="p">.</span><span class="n">stack</span><span class="p">.</span><span class="n">last</span><span class="p">()</span>
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<a id="__codelineno-33-39" name="__codelineno-33-39" href="#__codelineno-33-39"></a><span class="w"> </span><span class="p">}</span>
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<a id="__codelineno-33-40" name="__codelineno-33-40" href="#__codelineno-33-40"></a>
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<a id="__codelineno-33-41" name="__codelineno-33-41" href="#__codelineno-33-41"></a><span class="w"> </span><span class="cm">/* 返回 &Vec */</span>
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<a id="__codelineno-33-42" name="__codelineno-33-42" href="#__codelineno-33-42"></a><span class="w"> </span><span class="k">fn</span> <span class="nf">to_array</span><span class="p">(</span><span class="o">&</span><span class="bp">self</span><span class="p">)</span><span class="w"> </span>-> <span class="kp">&</span><span class="nb">Vec</span><span class="o"><</span><span class="n">T</span><span class="o">></span><span class="w"> </span><span class="p">{</span>
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<a id="__codelineno-33-43" name="__codelineno-33-43" href="#__codelineno-33-43"></a><span class="w"> </span><span class="o">&</span><span class="bp">self</span><span class="p">.</span><span class="n">stack</span>
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<a id="__codelineno-33-44" name="__codelineno-33-44" href="#__codelineno-33-44"></a><span class="w"> </span><span class="p">}</span>
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<a id="__codelineno-33-45" name="__codelineno-33-45" href="#__codelineno-33-45"></a><span class="p">}</span>
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<a id="__codelineno-33-9" name="__codelineno-33-9" href="#__codelineno-33-9"></a><span class="w"> </span><span class="n">ArrayStack</span>::<span class="o"><</span><span class="n">T</span><span class="o">></span><span class="w"> </span><span class="p">{</span>
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<a id="__codelineno-33-10" name="__codelineno-33-10" href="#__codelineno-33-10"></a><span class="w"> </span><span class="n">stack</span>: <span class="nb">Vec</span>::<span class="o"><</span><span class="n">T</span><span class="o">></span>::<span class="n">new</span><span class="p">(),</span>
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<a id="__codelineno-33-11" name="__codelineno-33-11" href="#__codelineno-33-11"></a><span class="w"> </span><span class="p">}</span>
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<a id="__codelineno-33-12" name="__codelineno-33-12" href="#__codelineno-33-12"></a><span class="w"> </span><span class="p">}</span>
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<a id="__codelineno-33-13" name="__codelineno-33-13" href="#__codelineno-33-13"></a>
|
||||
<a id="__codelineno-33-14" name="__codelineno-33-14" href="#__codelineno-33-14"></a><span class="w"> </span><span class="cm">/* 获取栈的长度 */</span>
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<a id="__codelineno-33-15" name="__codelineno-33-15" href="#__codelineno-33-15"></a><span class="w"> </span><span class="k">fn</span> <span class="nf">size</span><span class="p">(</span><span class="o">&</span><span class="bp">self</span><span class="p">)</span><span class="w"> </span>-> <span class="kt">usize</span> <span class="p">{</span>
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<a id="__codelineno-33-16" name="__codelineno-33-16" href="#__codelineno-33-16"></a><span class="w"> </span><span class="bp">self</span><span class="p">.</span><span class="n">stack</span><span class="p">.</span><span class="n">len</span><span class="p">()</span>
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<a id="__codelineno-33-17" name="__codelineno-33-17" href="#__codelineno-33-17"></a><span class="w"> </span><span class="p">}</span>
|
||||
<a id="__codelineno-33-18" name="__codelineno-33-18" href="#__codelineno-33-18"></a>
|
||||
<a id="__codelineno-33-19" name="__codelineno-33-19" href="#__codelineno-33-19"></a><span class="w"> </span><span class="cm">/* 判断栈是否为空 */</span>
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<a id="__codelineno-33-20" name="__codelineno-33-20" href="#__codelineno-33-20"></a><span class="w"> </span><span class="k">fn</span> <span class="nf">is_empty</span><span class="p">(</span><span class="o">&</span><span class="bp">self</span><span class="p">)</span><span class="w"> </span>-> <span class="kt">bool</span> <span class="p">{</span>
|
||||
<a id="__codelineno-33-21" name="__codelineno-33-21" href="#__codelineno-33-21"></a><span class="w"> </span><span class="bp">self</span><span class="p">.</span><span class="n">size</span><span class="p">()</span><span class="w"> </span><span class="o">==</span><span class="w"> </span><span class="mi">0</span>
|
||||
<a id="__codelineno-33-22" name="__codelineno-33-22" href="#__codelineno-33-22"></a><span class="w"> </span><span class="p">}</span>
|
||||
<a id="__codelineno-33-23" name="__codelineno-33-23" href="#__codelineno-33-23"></a>
|
||||
<a id="__codelineno-33-24" name="__codelineno-33-24" href="#__codelineno-33-24"></a><span class="w"> </span><span class="cm">/* 入栈 */</span>
|
||||
<a id="__codelineno-33-25" name="__codelineno-33-25" href="#__codelineno-33-25"></a><span class="w"> </span><span class="k">fn</span> <span class="nf">push</span><span class="p">(</span><span class="o">&</span><span class="k">mut</span><span class="w"> </span><span class="bp">self</span><span class="p">,</span><span class="w"> </span><span class="n">num</span>: <span class="nc">T</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
|
||||
<a id="__codelineno-33-26" name="__codelineno-33-26" href="#__codelineno-33-26"></a><span class="w"> </span><span class="bp">self</span><span class="p">.</span><span class="n">stack</span><span class="p">.</span><span class="n">push</span><span class="p">(</span><span class="n">num</span><span class="p">);</span>
|
||||
<a id="__codelineno-33-27" name="__codelineno-33-27" href="#__codelineno-33-27"></a><span class="w"> </span><span class="p">}</span>
|
||||
<a id="__codelineno-33-28" name="__codelineno-33-28" href="#__codelineno-33-28"></a>
|
||||
<a id="__codelineno-33-29" name="__codelineno-33-29" href="#__codelineno-33-29"></a><span class="w"> </span><span class="cm">/* 出栈 */</span>
|
||||
<a id="__codelineno-33-30" name="__codelineno-33-30" href="#__codelineno-33-30"></a><span class="w"> </span><span class="k">fn</span> <span class="nf">pop</span><span class="p">(</span><span class="o">&</span><span class="k">mut</span><span class="w"> </span><span class="bp">self</span><span class="p">)</span><span class="w"> </span>-> <span class="nb">Option</span><span class="o"><</span><span class="n">T</span><span class="o">></span><span class="w"> </span><span class="p">{</span>
|
||||
<a id="__codelineno-33-31" name="__codelineno-33-31" href="#__codelineno-33-31"></a><span class="w"> </span><span class="k">match</span><span class="w"> </span><span class="bp">self</span><span class="p">.</span><span class="n">stack</span><span class="p">.</span><span class="n">pop</span><span class="p">()</span><span class="w"> </span><span class="p">{</span>
|
||||
<a id="__codelineno-33-32" name="__codelineno-33-32" href="#__codelineno-33-32"></a><span class="w"> </span><span class="nb">Some</span><span class="p">(</span><span class="n">num</span><span class="p">)</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="nb">Some</span><span class="p">(</span><span class="n">num</span><span class="p">),</span>
|
||||
<a id="__codelineno-33-33" name="__codelineno-33-33" href="#__codelineno-33-33"></a><span class="w"> </span><span class="nb">None</span><span class="w"> </span><span class="o">=></span><span class="w"> </span><span class="nb">None</span><span class="p">,</span>
|
||||
<a id="__codelineno-33-34" name="__codelineno-33-34" href="#__codelineno-33-34"></a><span class="w"> </span><span class="p">}</span>
|
||||
<a id="__codelineno-33-35" name="__codelineno-33-35" href="#__codelineno-33-35"></a><span class="w"> </span><span class="p">}</span>
|
||||
<a id="__codelineno-33-36" name="__codelineno-33-36" href="#__codelineno-33-36"></a>
|
||||
<a id="__codelineno-33-37" name="__codelineno-33-37" href="#__codelineno-33-37"></a><span class="w"> </span><span class="cm">/* 访问栈顶元素 */</span>
|
||||
<a id="__codelineno-33-38" name="__codelineno-33-38" href="#__codelineno-33-38"></a><span class="w"> </span><span class="k">fn</span> <span class="nf">peek</span><span class="p">(</span><span class="o">&</span><span class="bp">self</span><span class="p">)</span><span class="w"> </span>-> <span class="nb">Option</span><span class="o"><&</span><span class="n">T</span><span class="o">></span><span class="w"> </span><span class="p">{</span>
|
||||
<a id="__codelineno-33-39" name="__codelineno-33-39" href="#__codelineno-33-39"></a><span class="w"> </span><span class="k">if</span><span class="w"> </span><span class="bp">self</span><span class="p">.</span><span class="n">is_empty</span><span class="p">()</span><span class="w"> </span><span class="p">{</span>
|
||||
<a id="__codelineno-33-40" name="__codelineno-33-40" href="#__codelineno-33-40"></a><span class="w"> </span><span class="fm">panic!</span><span class="p">(</span><span class="s">"栈为空"</span><span class="p">)</span>
|
||||
<a id="__codelineno-33-41" name="__codelineno-33-41" href="#__codelineno-33-41"></a><span class="w"> </span><span class="p">};</span>
|
||||
<a id="__codelineno-33-42" name="__codelineno-33-42" href="#__codelineno-33-42"></a><span class="w"> </span><span class="bp">self</span><span class="p">.</span><span class="n">stack</span><span class="p">.</span><span class="n">last</span><span class="p">()</span>
|
||||
<a id="__codelineno-33-43" name="__codelineno-33-43" href="#__codelineno-33-43"></a><span class="w"> </span><span class="p">}</span>
|
||||
<a id="__codelineno-33-44" name="__codelineno-33-44" href="#__codelineno-33-44"></a>
|
||||
<a id="__codelineno-33-45" name="__codelineno-33-45" href="#__codelineno-33-45"></a><span class="w"> </span><span class="cm">/* 返回 &Vec */</span>
|
||||
<a id="__codelineno-33-46" name="__codelineno-33-46" href="#__codelineno-33-46"></a><span class="w"> </span><span class="k">fn</span> <span class="nf">to_array</span><span class="p">(</span><span class="o">&</span><span class="bp">self</span><span class="p">)</span><span class="w"> </span>-> <span class="kp">&</span><span class="nb">Vec</span><span class="o"><</span><span class="n">T</span><span class="o">></span><span class="w"> </span><span class="p">{</span>
|
||||
<a id="__codelineno-33-47" name="__codelineno-33-47" href="#__codelineno-33-47"></a><span class="w"> </span><span class="o">&</span><span class="bp">self</span><span class="p">.</span><span class="n">stack</span>
|
||||
<a id="__codelineno-33-48" name="__codelineno-33-48" href="#__codelineno-33-48"></a><span class="w"> </span><span class="p">}</span>
|
||||
<a id="__codelineno-33-49" name="__codelineno-33-49" href="#__codelineno-33-49"></a><span class="p">}</span>
|
||||
</code></pre></div>
|
||||
</div>
|
||||
<div class="tabbed-block">
|
||||
|
||||
Reference in New Issue
Block a user