Problems Description
<span style="font-family:宋体;font-size:14pt;">输出一items</span><span style="font-size:14pt;">n</span><span style="font-family:宋体;font-size:14pt;">行的三角形图形。</span><span style="font-size:14pt;"></span> <p class="MsoNormal"> <span style="font-family:宋体;">输入</span><span>3</span> </p> <p class="MsoNormal"> <span style="font-family:宋体;">输出</span> </p> <p class="MsoNormal"> <span style="font-family:宋体;"></span><span>1</span> </p> <p class="MsoNormal"> <span></span><span>12</span> </p> <p class="MsoNormal"> <span></span><span>123</span> </p> <p class="MsoNormal"> <span></span> </p> <p class="MsoNormal"> <span></span> </p> <p class="MsoNormal"> <span style="font-family:宋体;">输入</span><span>5</span> </p> <p class="MsoNormal"> <span style="font-family:宋体;">输出</span> </p> <p class="MsoNormal"> <span style="font-family:宋体;"></span><span>1</span> </p> <p class="MsoNormal"> <span></span><span>12</span> </p> <p class="MsoNormal"> <span></span><span>123</span> </p> <p class="MsoNormal"> <span></span><span>1234</span> </p> <p class="MsoNormal"> <span></span><span>12345</span> </p>
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