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There is a string, s, of lowercase English letters that is repeated infinitely many times. Given an integer, n, find and print the number of letter a's in the first n letters of the infinite string. Return the frequency of a in the substring.
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Example
- s = 'abcac'
- n = 10
- The substring we consider is abcacabcac, the first 10 characters of the infinite string. There are 4 occurrences of a in the substring.
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Instance format:
- The first line contains a single string, s.
- The second line contains an integer, n.
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Input:
aba
10- Output:
7- Compiling:
source configure.sh- Running an instance:
./app "path_instance"- Example: running an instance "input1":
./app instances/input1