简单计算器 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 11015 Accepted Submission(s): 3580 Problem Description 读入一个只包含 +, -, *, / 的
简单计算器 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 21518 Accepted Submission(s): 7722 Problem Description 读入一个只包含 +, -, *, / 的非负整数