字符菱形
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Description
给定一个字符，用它构造一个对角线长5个字符，倾斜放置的菱形。
Format
Input
输入只有一行， 包含一个字符。
Output
该字符构成的菱形。
Samples
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Limitation
总时间限制: 1000ms 内存限制: 65536kB