Extension of the latin alphabet coded character set for bibliographic information interchange 书目信息交换用拉丁字母代码字符扩充集
Our way around this was to limit our character counts to the twenty most frequently occurring non - alphanumeric characters in a pool of c , c , java , and python code 我们的方法是将字符统计限制到c 、 c + + 、 java和python代码字符库中最常用的20个非字母数字字符。