D - 最短路徑·一 HihoCoder - 1081 描述萬圣節(jié)的早上，小Hi和小Ho在經(jīng)歷了一個小時的爭論后减江，終于決定了如何度過這樣有意義的...

B - 還是暢通工程 HDU-1233 某省調(diào)查鄉(xiāng)村交通狀況，得到的統(tǒng)計表中列出了任意兩村莊間的距離。省政府“暢通工程”的目標是使全省任何兩個村...

A - How Many Tables HDU-1213 Today is Ignatius' birthday. He invites a l...

F - Bomb HDU - 3555 The counter-terrorists found a time bomb in the dust...

D - The least round way Codeforces Beta Round #2 There is a square matri...

B - 不要62 HDU - 2089 杭州人稱那些傻乎乎粘嗒嗒的人為62（音：laoer）种樱。杭州交通管理局經(jīng)常會擴充一些的士車牌照儿惫，新近出來一...

A - Football POJ-3071 Consider a single-elimination football tournament ...

I - Inversion HDU-6098 Give an array A, the index starts from 1.Now we w...

H - Rikka with Competition HDU - 6095 As we know, Rikka is poor at math....