1694.AnOldStoneGamef[x]表示x为根的树至少需要的石头,把子树按f排序后贪心即可[crayon-687ad7c124f9c150207128/]poj1738.AnoldStoneGame参见discuss的神算法,据说是knuth提出的?[crayon-687ad7c124fa6152407487/]1737.ConnectedGraph跪大爷http://blog.csdn.net/PoPoQQQ/article/details/43525019[crayon-687ad7c124fad490385541/]1742.Coins二进制拆分+bitset竟然过不了...我被题解骗了突然一想这不是以前做过...
打了场莫名其妙的比赛150Youneedtoupdatethebalanceinyourcheckbook.Youknowyourstartingbalance,thetotalamountspentusingyourdebitcard,andthetotalvalueofchecksthathavebeenwritten.Returnyourendingbalance.a-b-c。。。[crayon-687ad7c14491c446873915/]500Preparinganationalbudgetinvolvessumsoflargenumbers.Thesenumbersshouldbeformattedinaniceway.Yourtaskis,givensomenicelyformattedcosts(inUSdollarsandcen...
近期评论