repeated-string.MD

Repeated String (HackerRank)

https://www.hackerrank.com/challenges/repeated-string

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// Complete the repeatedString function below.
long repeatedString(string s, long n) {
    int s_size = s.size();
    long dummy = n % s_size;
    long quot = n / s_size;

    int dummy_count = 0;
    int count = 0;
    for (int i = 0; i < s_size; ++i) {
        if (s.at(i) == 'a') {
            if (i < dummy) {
                ++dummy_count;
            }
            ++count;
        }
    }

    return count * quot + dummy_count;
}