练习7：更多的打印–笨方法学ruby在线

现在我们将做一批练习，在练习的过程中你需要输入程式代码，并且让它们运行起来，我不会解释太多，因为这节的内容都是以前熟悉的。这节练习的目的是巩固你学到的东西，我们几轮练习后再见。不要跳过这些练习，不要复制贴上！

puts <span class="s2">"Mary had a little lamb."</span> puts <span class="s2">"Its fleece was white as %s."</span> % <span class="s1">'snow'</span> puts <span class="s2">"And everywhere that Mary went."</span> puts <span class="s2">"."</span> * <span class="m">10</span> <span class="c"># what'd that do?</span> <span class="nv">end1</span> <span class="o">=</span> <span class="s2">"C"</span> <span class="nv">end2</span> <span class="o">=</span> <span class="s2">"h"</span> <span class="nv">end3</span> <span class="o">=</span> <span class="s2">"e"</span> <span class="nv">end4</span> <span class="o">=</span> <span class="s2">"e"</span> <span class="nv">end5</span> <span class="o">=</span> <span class="s2">"s"</span> <span class="nv">end6</span> <span class="o">=</span> <span class="s2">"e"</span> <span class="nv">end7</span> <span class="o">=</span> <span class="s2">"B"</span> <span class="nv">end8</span> <span class="o">=</span> <span class="s2">"u"</span> <span class="nv">end9</span> <span class="o">=</span> <span class="s2">"r"</span> <span class="nv">end10</span> <span class="o">=</span> <span class="s2">"g"</span> <span class="nv">end11</span> <span class="o">=</span> <span class="s2">"e"</span> <span class="nv">end12</span> <span class="o">=</span> <span class="s2">"r"</span> <span class="c"># notice how we are using print instead of puts here. change it to puts</span> <span class="c"># and see what happens.</span> print end1 + end2 + end3 + end4 + end5 + end6 print end7 + end8 + end9 + end10 + end11 + end12 <span class="c"># this just is polite use of the terminal, try removing it</span> puts

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puts <span class="s2">"Mary had a little lamb."</span> puts <span class="s2">"Its fleece was white as %s."</span> % <span class="s1">'snow'</span> puts <span class="s2">"And everywhere that Mary went."</span> puts <span class="s2">"."</span> * <span class="m">10</span>  <span class="c"># what'd that do?</span>   <span class="nv">end1</span> <span class="o">=</span> <span class="s2">"C"</span> <span class="nv">end2</span> <span class="o">=</span> <span class="s2">"h"</span> <span class="nv">end3</span> <span class="o">=</span> <span class="s2">"e"</span> <span class="nv">end4</span> <span class="o">=</span> <span class="s2">"e"</span> <span class="nv">end5</span> <span class="o">=</span> <span class="s2">"s"</span> <span class="nv">end6</span> <span class="o">=</span> <span class="s2">"e"</span> <span class="nv">end7</span> <span class="o">=</span> <span class="s2">"B"</span> <span class="nv">end8</span> <span class="o">=</span> <span class="s2">"u"</span> <span class="nv">end9</span> <span class="o">=</span> <span class="s2">"r"</span> <span class="nv">end10</span> <span class="o">=</span> <span class="s2">"g"</span> <span class="nv">end11</span> <span class="o">=</span> <span class="s2">"e"</span> <span class="nv">end12</span> <span class="o">=</span> <span class="s2">"r"</span>   <span class="c"># notice how we are using print instead of puts here. change it to puts</span> <span class="c"># and see what happens.</span> print end1 + end2 + end3 + end4 + end5 + end6 print end7 + end8 + end9 + end10 + end11 + end12   <span class="c"># this just is polite use of the terminal, try removing it</span> puts

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