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

Repeated String

  • jayantnishad34
     + 0 comments

    public static long repeatedString(String s, long n) { // Write your code here long strLength = s.length();

    // Count occurrences of 'a' in the original string
long countInOriginal = s.chars().filter(ch -> ch == 'a').count();

// Calculate full repetitions of `s` in `n` characters
long fullRepetitions = n / strLength;

// Calculate remaining characters
long remainder = n % strLength;

// Count occurrences of 'a' in the remainder substring
long countInRemainder = s.substring(0, (int) remainder).chars().filter(ch -> ch == 'a').count();

// Total occurrences of 'a'
return (fullRepetitions * countInOriginal) + countInRemainder;
}