During code practice I m getting something wrong please help me by telling what's wrong in the code..

Question

You are walking from your house to a pond that is down your street.
How many blocks over will you have to walk until you get to the pond?

Task:
Evaluate how many blocks you will have to walk if you are given a representation of your street where H represents your house, P represents the pond, and every B represents a block in between the two.

Input Format:
A string of letters representing your house, the pond, and blocks on your street.

Output Format:
An integer value that represents the number of blocks between your house and the pond.

Sample Input:
BBHBBBBPBBB

Sample Output:
4

## Code
string = input()

index_of_H = string.index("H")
index_of_P = string.index("P")

blocks = index_of_P - index_of_H - 1
print(blocks)

https://code.sololearn.com/cl5MiI32jQA3/?ref=app
https://code.sololearn.com/cl5MiI32jQA3/?ref=app

Answer 1

Negative numbers may be the problem. Try

blocks = abs(index_of_P - index_of_H) - 1

Answer 2

Thank you guys...I got it

Answer 3

Your code looks okay but it won't work if a user enters lowercase strings. Convert all user inputs to uppercase.