const linearSearch = (list, item) => {
  for (let i = 0; i < list.length; i++) {
    console.log(`we are at ${i} and item ${list[i]}`);
    if (item === list[i]) return i;
  }
};

console.log(linearSearch([2, 6, 7, 90, 103, 11, 24], 90));