bzoj1814: Ural 1519 Formula 1
bzoj3125: CITY
bzoj1210: [HNOI2004]邮递员
bzoj2331: [SCOI2011]地板
bzoj1187: [HNOI2007]神奇游乐园
bzoj2310: ParkII
bzoj1814: Ural 1519 Formula 1
bzoj3125: CITY
bzoj1210: [HNOI2004]邮递员
bzoj2331: [SCOI2011]地板
bzoj1187: [HNOI2007]神奇游乐园
bzoj2310: ParkII
原文：https://www.cnblogs.com/TSHugh/p/8179245.html