图论题集

一些图论题

最短路

1.POJ-1062 昂贵的聘礼 CODE
2.POJ1125 Stockbroker Grapevine CODE
3.POJ1161 Walls* CODE
4.gym102346I Interplanetary* CODE
5.POJ1724 ROADS CODE
6.POJ1797 Heavy Transportation CODE
7.POJ1847 Tram CODE
8.POJ2139 Six Degrees of Cowvin Bacon CODE
9.POJ2570 Fiber Network CODE
10.CF449 B. Jzzhu and Cities CODE
11.HDU6386 Age of Moyu CODE (BFS套DFS)

二分图匹配

1.POJ1087 A Plug for UNIX CODE
2.POJ1112 Team Them Up!* CODE
3.POJ1274 The Perfect Stall CODE
4.POJ1325 Machine Schedule CODE
5.POJ1422 Air Raid CODE
6.POJ1466 Girls and Boys CODE
7.gym101889K Keep it covered* CODE
8.POJ1469 COURSES CODE
9.POJ2060 Taxi Cab Scheme CODE
10.POJ2226 Muddy Fields* CODE
11.POJ2239 Selecting Courses CODE
12.POJ2446 Chessboard CODE
13.POJ2536 Gopher II CODE
14.POJ2584 T-Shirt Gumbo CODE
15.POJ2594 Treasure Exploration* CODE (最小可相交路径覆盖)
16.POJ2724 Purifying Machine* CODE
17.POJ3020 Antenna Placement CODE
18.POJ3041 Asteroids CODE
19.POJ3216 Repairing Company CODE
20.CF1184B2 The Doctor Meets Vader (Medium) CODE
21.CF1139E Maximize Mex CODE
22.CF387D. George and Interesting Graph CODE

KM匹配

1.gym102346G Getting Confidence CODE
2.HDU5740 Glorious Brilliance CODE

网络流

1.POJ1149 PIGS* CODE
2.POJ1459 Power Network CODE
3.gym101908G Gasoline CODE
4.POJ2112 Optimal Milking CODE
5.POJ2125 Destroying The Graph* CODE (二分图最小权值边覆盖)
6.POJ2289 Jamie's Contact Groups CODE
7.POJ2391 Ombrophobic Bovines CODE
8.POJ2396 Budget* CODE (上下界可行流)
9.POJ2455 Secret Milking Machine CODE
10.POJ2987 Firing* CODE (最大权闭合子图)
11.POJ3189 Steady Cow Assignment CODE
12.POJ3204 Ikki's Story I - Road Reconstruction* CODE (残余网络处理)
13.POJ3228 Gold Transportation CODE
14.POJ3308 Paratroopers CODE (二分图最小权值边覆盖)
15.HDU3996 Gold Mine CODE(最大闭合子图)
16.ZOJ 2314 Reactor CoolingCODE
17.BZOJ2055 80人环游世界 CODE(有源汇上下界最小费用最大流)

费用流

1.POJ2135 Farm Tour CODE
2.POJ2516 Minimum Cost* CODE

差分约束

1.POJ1201 Intervals CODE
2.POJ1275 Cashier Employment* CODE
3.POJ1364 King CODE
4.POJ1716 Integer Intervals CODE
5.POJ2949 Word Rings* CODE
6.POJ2983 Is the Information Reliable? CODE
7.POJ3169 Layout CODE

连通分量

1.POJ1236 Network of Schools CODE
2.POJ1904 King's Quest* CODE (二分图 强连通分量分解)
3.POJ2553 The Bottom of a Graph CODE
4.POJ2762 Going from u to v or from v to u? CODE
5.POJ3160 Father Christmas flymouse CODE
6.POJ3177 Redundant Paths CODE
7.CF1239 D. Catowice City CODE
8.CF1213F F. Unstable String Sort CODE

MST

1.gym101889I Imperial roads CODE
2.POJ1789 Truck History CODE
3.POJ2075 Tangled in Cables CODE
4.POJ2728 Desert King* CODE (最优比率生成树)

最小树形图

1.POJ3164 Command Network CODE

欧拉回路

1.POJ1637 Sightseeing tour* CODE
2.POJ1780 Code* CODE
3.POJ2230 Watchcow CODE
4.POJ2337 Catenyms CODE
5.CF1186 F. Vus the Cossack and a Graph CODE
6.CF723 E. One-Way Reform CODE
7.HDU6311 Cover CODE

拓扑排序

1.POJ1949 Chores CODE
2.POJ2367 Genealogical tree CODE

2-sat

1.POJ2723 Get Luffy Out CODE
2.POJ2749 Building roads* CODE
3.POJ3207 Ikki's Story IV - Panda's Trick CODE

虚树

1.BZOJ2286 消耗战 CODE

基环树

1.HDU6403 Card Game CODE
2.HDU6370 Werewolf CODE

树哈希

1.BZOJ4337 树的同构 CODE
2.HDU5732 Subway CODE

杂项

1.POJ3310 Caterpillar CODE