nt>第一行给出数字N.N小于等于1000
下面N行,每行一个数字代表边长,其小于等于10000</div></div></div></div></div><div class="row"><div class="column"><h4 class="ui top attached block header">输出格式</h4><div class="ui bottom attached segment font-content"><div style="position: relative; overflow: hidden;"><div class=content>输出N个点的坐标.</div></div></div></div></div><div class="row"><div class="column"><h4 class="ui top attached block header">样例</h4><div class="ui 