1
/**
2
 * @param {number[]} rec1
3
 * @param {number[]} rec2
4
 * @return {boolean}
5
 */
6
var isRectangleOverlap = function (rec1, rec2) {
7
  if (
8
    rec1[0] >= rec2[2] ||
9
    rec2[0] >= rec1[2] ||
10
    rec1[1] >= rec2[3] ||
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    rec2[1] >= rec1[3]
12
  ) {
13
    return false;
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  }
15
  return true;
16
};