text: /**
   * There's a list of file, since two files cannot have equal names,
   * the one which comes later will have a suffix (k),
   * where k is the smallest integer such that the found name is not used yet.
   *
   * Return an array of names that will be given to the files.
   *
   * @param {Array} names
   * @return {Array}
   *
   * @example
   * For input ["file", "file", "image", "file(1)", "file"],
   * the output should be ["file", "file(1)", "image", "file(1)(1)", "file(2)"]
   *
   */
  function renameFiles(names) {
    const renamedFiles = [...names];
    renamedFiles.forEach((name, idx) => {
      let counter = 1;
      for (let i = idx + 1; i <= names.length; i++) {
        if (name === renamedFiles[i]) {
          renamedFiles[i] = `${renamedFiles[i]}(${counter})`;
          counter++;
        }
      }
    });
    return renamedFiles;
  }
  
  module.exports = renameFiles;
  