Problems Description
<p> 打印用*号表示的等腰三角形,接收输入一items整数指明三角形高度 </p>
Input格式
<p class="p0"> <span style="font-size:10.5000pt;font-family:'宋体';">输入一items整数<span>n</span><span>(</span><span>n <= 30</span><span>),以</span><span>EOF</span><span>结束输入</span></span> </p>
Output格式
<p class="p0"> <span style="font-size:10.5000pt;font-family:'宋体';">输出高度为<span>n</span><span>的三角形,每打印完一items三角形都要换行,参见样例输出</span></span> </p>
Sample
Sample Input 1
1
3
2
Sample Output 1
*
*
***
*****
*
***
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