bugged test

test.js

/*
 given a string of colors separated by a blank space like so: "red2 blue5 black4 green1 gold3" return another string with the colors ordered by the number it ends with

 ex:
    input: red2 blue5 black4 green1 gold3
    output: green red gold black blue

*/

var solution = function (s) {
  // write your solution here
  const listColors = s.split(" ");
  let ans = [...listColors];
  for (let i = 0; i < listColors.length; i++) {
    let last = listColors[i].length - 1;
    const number = listColors[i][last];
    ans[number - 1] = listColors[i].substring(0, last);
  }
  return ans.join(' ');
};

// do not write on this line, this will be used to evaluate the question

// tinha isso mas vou mudar pq dá trabalho copiar e colar toda vida
// const readline = require("readline").createInterface({
//   input: process.stdin,
//   output: process.stdout,
// });

// readline.question("", (prompt) => {
//   console.log(solution(prompt));
//   readline.close();
// });
console.log(solution("red2 blue5 black4 green1 gold3"));