摘要: namespace cal_expression{ int level[300]; bool f; ///设置优先级 inline void init() { level['*'] = level['/'] = 2; level['+'] = level['-'] = 1; f = true; } /... 阅读全文
posted @ 2019-05-18 21:21 Wisdom+.+ 阅读(212) 评论(0) 推荐(0) 编辑