103671: [Atcoder]ABC367 B - Cut .0
Memory Limit：256 MB
Time Limit：2 S
Judge Style：Text Compare
Creator：
Submit：7
Solved：0
Description
Score : $150$ points
Problem Statement
A real number $X$ is given to the third decimal place.
Print the real number $X$ under the following conditions.
- The decimal part must not have trailing
0s. - There must not be an unnecessary trailing decimal point.
Constraints
- $0 \le X < 100$
- $X$ is given to the third decimal place.
Input
The input is given from Standard Input in the following format:
$X$
Output
Output the answer.
Sample Input 1
1.012
Sample Output 1
1.012
1.012 can be printed as it is.
Sample Input 2
12.340
Sample Output 2
12.34
Printing 12.340 without the trailing 0 results in 12.34.
Sample Input 3
99.900
Sample Output 3
99.9
Printing 99.900 without the trailing 0s results in 99.9.
Sample Input 4
0.000
Sample Output 4
0
Printing 0.000 without trailing 0s or an unnecessary decimal point results in 0.
Output
得分：150分
问题陈述
给定一个实数$X$，精确到小数点后三位。
在以下条件下打印实数$X$。
- 小数部分不能有尾随的
0。 - 不能有不必要的尾随小数点。
约束条件
- $0 \le X < 100$
- $X$精确到小数点后三位。
输入
输入从标准输入以下格式给出：
$X$
输出
输出答案。
示例输入1
1.012
示例输出1
1.012
1.012可以原样打印。
示例输入2
12.340
示例输出2
12.34
去掉尾随的0后，12.340打印为12.34。
示例输入3
99.900
示例输出3
99.9
去掉尾随的0s后，99.900打印为99.9。
示例输入4
0.000
示例输出4
0
去掉尾随的0s或不需要的小数点后，0.000打印为0。