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  1. Prepare
  2. Regex
  3. Assertions
  4. Positive Lookbehind
  5. Discussions

Positive Lookbehind

  • lalomax
     + 0 comments

    My solution using typescript:

    function main() {
    // Enter your code here
    const regexPattern: RegExp = /(?<=[13579])\d/g
    const test: string = readLine()
    console.log("Number of matches : " + test.match(regexPattern).length)
}