BinaryGap

BinaryGap.js

const solution = (N) => {
  const binary = N.toString(2);

  let count = 0;
  let answer = 0;

  for(let b of binary) {
    if (b === "0") {
      count++
    } else {
      if (count > answer) {
        answer = count;
      }
      count = 0
    }
  }
  return answer;
}