best learner in school, without sort

rating_in_shool.js

"use strict";

const shool_rating = [
  "Вова Петькин 2 2 3",
  "Митька Залупкин 2 2 2", 
  "Антон Газенвагович 5 5 3", 
  "Антон Залупкин 2 2 3", 
  "Вова Залупкин 2 4 3", 
  "Вова Петькин 3 3 2"
];

const best_learner = {
  three: [],
  two : [],
  one : [],
};

shool_rating.forEach((l) => {
  switch([...l].filter((e) => e === "2").length){
    case 1 : best_learner.one.push(l); break;
    case 2 : best_learner.two.push(l); break;
    case 3 : best_learner.three.push(l); break;
  };
});

console.log(best_learner);