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Counting a's (2) P67454
Write a program that reads a sequence of characters and prints the number of letters ‘a’ in the sequence before the first period.
Input
Input consists of a sequence of characters with at least one period.
Output
Print the number of times that ‘a’ appears in the sequence before the first period.
Observation
The expected solution for the exercise is also a correct solution for this exercise.
Public test cases
Input
I am an instance with four a's.
Output
4
Input
I just have one. Yes, exactly one.
Output
1
Input
Absolutely none.
Output
0
Information
- Author
- Salvador Roura
- Language
- English
- Translator
- Carlos Molina
- Original language
- Catalan
- Other languages
- Catalan
- Official solutions
- C++ Java Pascal Python
- User solutions
- C++ Haskell Java Python