javascript-algorithms/src/algorithms/math/bits/bitsDiff.js at master · kaloyan/javascript-algorithms · GitHub

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import countSetBits from './countSetBits';
 * Counts the number of bits that need to be change in order
 * to convert numberA to numberB.
 * @param {number} numberA
 * @param {number} numberB
 * @return {number}
export default function bitsDiff(numberA, numberB) {
  return countSetBits(numberA ^ numberB);