时间限制: 2s
内存限制: 192MB 提交: 172 解决: 54
题目描述
给出一个表达式,其中运算符仅包含+,-,要求求出表达式的最终值
保证数据中不会出现负数,并且同时保证,如果你按从左到右的顺序计算,同样也不会出现负数的情况。
提示
零基础同学可以先学习
视频课程,包含C/C++、Python、百练、蓝桥杯辅导、算法数据结构等课程,提供视频讲解以及配套习题,还有老师答疑,
点击这里了解课程详情
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX