13 12罗马数字和阿拉伯数字互相转换

一 罗马数字转阿拉伯数字 【罗马数字】 1~9: {“I”, “II”, “III”, “IV”, “V”, “VI”, “VII”, “VIII”, “IX”}; 10~90: {“X”, “XX”, “XXX”, “XL”, “L”, “LX”, “LXX”, “LXXX”, “XC”}; 100~900: {“C”, “CC”, “CCC”, “CD”, “D”, “DC”, “DCC”,

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