转帖一道看似简单的“超超难”智力题

5个人要从A到B，AB相距1000米，每个人行走的速度是每秒1米，他们还有辆车，包括开车的能坐3个人，车速每秒10米，问所有人如何最快到达？
第2问，如果5人的速度各是1米、2米，3，4，5米每秒如何？

所有跟帖： 

• 不懂难在哪儿 -贫论元- ♂ (99 bytes) () 09/23/2008 postreply 10:00:28

• 难在证明。如果把命题一般化，也需要快速算法定行程表。 -Mushy- ♂ (0 bytes) () 09/23/2008 postreply 10:15:38

• 回复：转帖一道看似简单的“超超难”智力题 -adamsmth- ♂ (306 bytes) () 09/23/2008 postreply 10:36:24

• x=154, y=846 -adamsmth- ♂ (23 bytes) () 09/23/2008 postreply 10:45:19

• 别忘了车往回开时也要时间的，（x+y cant be 1000) -xyz100- ♂ (0 bytes) () 10/22/2008 postreply 14:00:56

• 超难的是第2问，谁会解吗？ -孤苦的人- ♂ (0 bytes) () 09/23/2008 postreply 11:53:57

• 回复：x=176.5, y=529.5 -morefun- ♂ (132 bytes) () 09/23/2008 postreply 13:14:58

• 回复：超难的是第2问，谁会解吗？ -adamsmth- ♂ (735 bytes) () 09/24/2008 postreply 04:19:08

• results -adamsmth- ♂ (827 bytes) () 09/24/2008 postreply 05:43:35

• 可能是这样 -康MM- ♀ (143 bytes) () 09/23/2008 postreply 14:15:24

• 回复：可能是这样 -火球魔法- ♂ (570 bytes) () 09/23/2008 postreply 21:39:00

• 回复：可能是这样 -adamsmth- ♂ (274 bytes) () 09/24/2008 postreply 03:03:09

• adamsmth's solution, 167.5 sec, is better than mine, 170.6 sec. -morefun- ♂ (0 bytes) () 09/24/2008 postreply 09:15:04

• “生肖迷宫”的题不会如此容易，再多考虑考虑吧 -孤苦的人- ♂ (129 bytes) () 09/24/2008 postreply 10:47:59

• 原来是生肖的马甲。 -火球魔法- ♂ (12 bytes) () 09/24/2008 postreply 21:09:01

• by the method of 康MM, the best result is 162.69 -adamsmth- ♂ (52 bytes) () 09/30/2008 postreply 06:25:56

• details -adamsmth- ♂ (1062 bytes) () 09/30/2008 postreply 07:51:27

• the route -adamsmth- ♂ (654 bytes) () 09/30/2008 postreply 08:04:20

• 貌似有问题... -火球魔法- ♂ (422 bytes) () 09/30/2008 postreply 12:42:09

• it is the text 有问题, the result is right -adamsmth- ♂ (87 bytes) () 10/31/2008 postreply 09:46:22

• 回复：转帖一道看似简单的“超超难”智力题 -火球魔法- ♂ (18 bytes) () 09/24/2008 postreply 20:20:27

• 167.27 (php codes) -火球魔法- ♂ (975 bytes) () 09/24/2008 postreply 20:21:55

• 这么卖力傻算，够能吃苦的 -孤苦的人- ♂ (58 bytes) () 09/25/2008 postreply 09:13:11

• 你有好的方法就说 -火球魔法- ♂ (246 bytes) () 09/26/2008 postreply 00:59:47

• 生肖迷宫 PK 火球魔法 -孤苦的人- ♂ (316 bytes) () 09/26/2008 postreply 10:24:08

• So, do you have a better solution or not? -HF:- ♀ (226 bytes) () 09/26/2008 postreply 18:22:21

• 162.3853 -HF:- ♀ (561 bytes) () 09/27/2008 postreply 04:56:41

• sorry, wrong (again) -HF:- ♀ (36 bytes) () 09/27/2008 postreply 05:01:49

• 回复：sorry, wrong (again) -火球魔法- ♂ (357 bytes) () 09/29/2008 postreply 09:42:37

• 不喜欢就不钻研 -孤苦的人- ♂ (196 bytes) () 09/27/2008 postreply 10:31:34

• In another word, you don't have better solutions -HF:- ♀ (34 bytes) () 09/28/2008 postreply 07:38:38

• 懒得算， 给个思路 (图) -15少- ♂ (486 bytes) () 09/30/2008 postreply 17:11:55

• 回复：懒得算， 给个思路 (图) -火球魔法- ♂ (642 bytes) () 09/30/2008 postreply 20:30:17

• 思路和我一样，不可能5个人同时到达，4个同时到更快 -koushi321- ♀ (550 bytes) () 10/14/2008 postreply 14:38:52

• 我给点提示 -生肖迷宫- ♂ (424 bytes) () 10/02/2008 postreply 21:02:28

• 回复：转帖一道看似简单的“超超难”智力题 -滢- ♀ (70 bytes) () 10/02/2008 postreply 23:42:12

• 太土了，才明白这道题问到哪．．． -滢- ♀ (0 bytes) () 10/02/2008 postreply 23:46:34

• 184.85 sec. -SoFkinWasted- ♂ (337 bytes) () 10/03/2008 postreply 16:32:12

• 回复：184.85 sec. so many typos, check this one -SoFkinWasted- ♂ (383 bytes) () 10/03/2008 postreply 16:35:04

• 我来试试 -noliar- ♂ (0 bytes) () 10/03/2008 postreply 20:33:25

• 问题1 解答: 250 s -noliar- ♂ (351 bytes) () 10/03/2008 postreply 20:40:48

• 还是不想算 -15少- ♂ (670 bytes) () 10/04/2008 postreply 09:13:37

• 解 -康MM- ♀ (940 bytes) () 10/04/2008 postreply 18:45:33

• 回复：转帖一道看似简单的“超超难”智力题 -前度刘郎- ♂ (86 bytes) () 10/13/2008 postreply 15:02:03

• 1.263.6 2.185.7 -酷7- ♂ (0 bytes) () 10/14/2008 postreply 11:42:10

• 回复：转帖一道看似简单的“超超难”智力题 -burningcandle- ♂ (11 bytes) () 10/17/2008 postreply 06:30:30

• 回复：转帖一道看似简单的“超超难”智力题 -yokee- ♂ (190 bytes) () 10/17/2008 postreply 14:45:15

• 回复：转帖一道看似简单的“超超难”智力题 -yokee- ♂ (190 bytes) () 10/17/2008 postreply 14:47:11

• 回复：转帖一道看似简单的“超超难”智力题 -yokee- ♂ (190 bytes) () 10/17/2008 postreply 14:47:46

• 回复：转帖一道看似简单的“超超难”智力题 -珠峰- ♂ (659 bytes) () 10/17/2008 postreply 18:33:00

• 三元一次方程 + 普通力学 -珠峰- ♂ (1377 bytes) () 10/17/2008 postreply 19:54:25

• 五人不能同时到达终点？mean not a perfec solution -xyz100- ♂ (0 bytes) () 10/23/2008 postreply 11:22:35

• 1) 238.5s 2) 170.6s, are they right? -gogiants- ♀ (0 bytes) () 10/20/2008 postreply 21:34:15

• 1) 238.5s , 我也是。238.47s -xyz100- ♂ (0 bytes) () 10/22/2008 postreply 15:47:36

• 回复：转帖一道看似简单的“超超难”智力题 -yokee- ♂ (190 bytes) () 10/21/2008 postreply 12:36:10

• 166.9056 -九爷- ♂ (301 bytes) () 10/24/2008 postreply 08:35:39

• 笔误，X3点放下3，回头接4 -九爷- ♂ (0 bytes) () 10/24/2008 postreply 08:41:12

• 1) 257.275 -马金靠- ♂ (0 bytes) () 10/27/2008 postreply 00:38:33