Constraints Time Limit: 1 secs, Memory Limit: 32 MB Description PTA, Pack ‘em Tight Airlines is attempting the seemingly impossible—to fly with only full planes and still make a profit. Their strategy
//一整天被卡在这道题中。。//经过5次小改函数,3次大改刷了重写。。//TLE 4次 WA 七八次//一开始一位是水题用自己种过的树水。。4次TLE后//重新看看那篇大牛写的文章。。原来处理一段数据需要用标记。。果断重写//之后更纠结,因为把本来标记线段节点当线段边界用,果断WA4次//之后还水,各种数据一直给力,各种WA。。//好吧。。我算是服了,重写。。//Accept出来,