How does one create a \'Rational\' token in javacc that takes a rational number and calculates its value. Foe example \'2/5\' value =0.4. I know how to write a regex for this, but don\'t know, and hav
目录C语言求学生总成绩和平均成绩求学生总成绩和平均成绩程序实例拓展应用C语言练习，求和，平均数，取余C语言求学生总成绩和平均成绩
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