HARD_UNDERSTAND

ZOJ Problem Set - 3939 The Lucky Week Time Limit: 2 Seconds Memory Limit: 65536 KBEdward, the headmaster of the Marjar University, is very busy every day and always forgets the date.There was on

题目：https://nanti.jisuanke.com/t/17118 题意： n个点，任意两点i，j（0≤ii 值 和前一个值的差 2 1 1 3 3 2 4 5 2 5 10 5 6 12 2 7 17 5 8 19 2 9 36 17 10 38 2 11 43 5 12 45 2 13 62 17 14 64 2 15 69 5 16 71 2 17 136 65 18 138 2