#C. 【例37.3】菱形图形

Type: RemoteJudge

1000ms

64MiB

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说明

输入一个正整数 $n$ ，输出用 $1$ 至 ( $2n−1$ ) 的数字组成的菱形。

输入正整数 $n$ （ $1≤n≤10$ ）。

输出画出的图形。