ICPC 2019 vòng Quốc gia: Bài I

View as PDF

Submit solution

Points: 1.50
Time limit: 1.0s
Memory limit: 512M
Input: stdin
Output: stdout

Author:
Problem type
Allowed languages
C, C++, Java, Kotlin, Pascal, PyPy, Python, Scratch

In case the statement didn't load correctly, you can download the statement here: Statement

Sample Input 1

HH

Sample Output 1

2.0

Sample Input 2

H?

Sample Output 2

1.5

Sample Input 3

??

Sample Output 3

1.5

Comments

Please read the guidelines before commenting.


There are no comments at the moment.