text: import { NotImplementedError } from '../extensions/index.js';
  
  /**
   * Given matrix where you have to find cats by ears "^^"
   *
   * @param {Array<Array>} matrix 
   * @return {Number} count of cats found
   *
   * @example
   * countCats([
   *  [0, 1, '^^'],
   *  [0, '^^', 2],
   *  ['^^', 1, 2]
   * ]) => 3`
   *
   */
  export default function countCats(matrix) {
    // remove line with error and write your code here
    var amount = 0
  
    for (var row of matrix) {
      for (var item of row) {
        if (item == '^^') {
          amount++
        }
      }
    }
  
    return amount
  }
  