#Í. 简单计算器

    Type: Default 1000ms 256MiB

简单计算器

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Description

读入一个只包含 +, -, *, / 的非负整数计算表达式,计算该表达式的值。

Format

Input

测试输入包含T组测试用例,每个测试用例占一行,每行不超过200个字符,整数和运算符之间用一个空格分隔。没有非法表达式。

Output

对每个测试用例输出1行,即该表达式的值,精确到小数点后2位。

Samples

2
1 + 2
4 + 2 * 5 - 7 / 11
3.00
13.36

Limitation

1s, 1024KiB for each test case.

第七届SWPU-ACM老生预选赛

Not Attended
Status
Done
Rule
ACM/ICPC
Problem
187
Start at
2022-9-19 14:00
End at
2022-10-28 14:00
Duration
936 hour(s)
Host
Partic.
45