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  1. Prepare
  2. Algorithms
  3. Implementation
  4. Repeated String
  5. Discussions

Repeated String

  • pt023150
     + 0 comments

    java 8

    public static long repeatedString(String s, long n) {
    // Write your code here

    long count = 0;
    long div = n / s.length();
    long rem = n % s.length();

    if (n > s.length()) {
        for (int i = 0; i < s.length(); i++) {
            if (s.charAt(i) == 'a') {
                count++;
            }
        }
        if (div > 0) {
            count *= div;
        }
        if (rem > 0) {
            for (int i = 0; i < rem; i++) {
                if (s.charAt(i) == 'a') {
                    count++;
                }
            }
        }
    } else {
        for (int i = 0; i < n; i++) {
            if (s.charAt(i) == 'a') {
                count++;
            }
        }
    }
    return count;
}