1
var rankTeams = function (votes) {
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  if (votes.length == 1) return votes[0];
3
  let map = new Map();
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  for (let vote of votes) {
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    for (let i = 0; i < vote.length; i++) {
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      if (!map.has(vote[i])) {
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        //create all the values set as zero
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        map.set(vote[i], Array(vote.length).fill(0));
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      }
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      let val = map.get(vote[i]);
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      val[i] = val[i] + 1;
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      map.set(vote[i], val);
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    }
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  }
15

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  let obj = [...map.entries()]; //converting as array ["A",[5,0,0]]
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  obj = obj.sort((a, b) => {
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    for (let i = 0; i < a[1].length; i++) {
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      if (a[1][i] > b[1][i]) return -1;
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      else if (a[1][i] < b[1][i]) return 1;
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    }
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    // if all chars are in same positon return the value charcode
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    return a[0].charCodeAt(0) - b[0].charCodeAt(0);
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  });
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  return obj.map((item) => item[0]).join("");
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};