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-662c95bb0a9b1415344017/]poj1738.AnoldStoneGame参见discuss的神算法,据说是knuth提出的?[crayon-662c95bb0a9bb603200377/]1737.ConnectedGraph跪大爷http://blog.csdn.net/PoPoQQQ/article/details/43525019[crayon-662c95bb0a9c2354995977/]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-662c95bb1bd5f731570021/]500Preparinganationalbudgetinvolvessumsoflargenumbers.Thesenumbersshouldbeformattedinaniceway.Yourtaskis,givensomenicelyformattedcosts(inUSdollarsandcen...
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