var canSeePersonsCount = function (nums) {
政绩，不只由冰冷的数字所定义，“人民是否真正得到了实惠，人民生活是否真正得到了改善，人民权益是否真正得到了保障”是检验政绩最关键的标准——，详情可参考同城约会
For implementers, backpressure adds complexity without providing guarantees. The machinery to track queue sizes, compute desiredSize, and invoke pull() at the right times must all be implemented correctly. However, since these signals are advisory, all that work doesn't actually prevent the problems backpressure is supposed to solve.。同城约会对此有专业解读
贵在精准，重在精准。我们创造的脱贫奇迹，充分证明了精准方略是减贫的制胜法宝。