boizz

export class ListNode {
  constructor({
    prev,
    next,
    val,
    hNext,
  }) {
    this.prev = prev;
    this.next = next;
    this.val = val;

boizz

@mixin flex {
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
}

/**
 * 主轴对齐方向 box