
赛前不知道做啥,不想打游戏,就找点easy的题练手,水了7题。。。「codechefCHEFGR」ChefandGround[crayon-690cb40e403de206601840/]「codechefPRPOTION」MagicalGirlandColoredLiquidPotions[crayon-690cb40e403e7390896637/]「codechefFATCHEF」Remypaintsthefence[crayon-690cb40e403ec353962895/]「codechefCHEFLR」ChefandLeft-Right[crayon-690cb40e403ef388482976/]「codechefDIS...
![「BZOJ1665」[Usaco2006 Open] The Climbing Wall 攀岩](http://hzwer.com/wp-content/themes/ly/image/image_post/2014-12-10_13-14-31.jpg)
DescriptionOneofthemostpopularattractionsatthecountyfairistheclimbingwall.Bessiewantstoplanhertripupthewallinadvanceandneedsyourhelp.Thewallis30,000millimeterswideandH(1001<=H<=30,000)millimetershighandhasF(1<=F<=10,000)hoof-holdsatuniqueX,Ycoordinatesexpressedinmillimeters.0,0isatthegroundlevelontheleftsideofthewall.Hoof-holdsareseparatedbyatleast300millimeterssincenocowcan...
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