There is a string, , of lowercase English letters that is repeated infinitely many times. Given an integer, , find and print the number of letter a
's in the first letters of the infinite string.
Example
The substring we consider is , the first characters of the infinite string. There are occurrences of a
in the substring.
Function Description
Complete the repeatedString function in the editor below.
repeatedString has the following parameter(s):
- s: a string to repeat
- n: the number of characters to consider
Returns
- int: the frequency of
a
in the substring
Input Format
The first line contains a single string, .
The second line contains an integer, .
Constraints
- For of the test cases, .
Sample Input
Sample Input 0
aba
10
Sample Output 0
7
Explanation 0
The first letters of the infinite string are abaabaabaa
. Because there are a
's, we return .
Sample Input 1
a
1000000000000
Sample Output 1
1000000000000
Explanation 1
Because all of the first letters of the infinite string are a
, we return .