flows - Problem Set - HFOJ

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	9442	P62E World Evil dp flows *2700	0 / 0	10
	9352	P78E Evacuation flows graphs shortest paths *2300	0 / 0	8
	9249	P103E Buying Sets flows graph matchings *2900	0 / 0	10
	9154	P126E Pills brute force flows *2900	0 / 0	10
	9124	P132E Bits of merry old England flows graphs *2700	0 / 0	10
	8989	P164C Machine Programming flows graphs *2400	0 / 0	9
	8739	P212A Privatization flows graphs *3000	0 / 0	10
	8689	P223E Planar Graph flows geometry graphs *3000	0 / 0	10
	8631	P237E Build String flows graphs *2000	0 / 0	7
	8502	P269C Flawed Flow constructive algorithms flows graphs greedy *2100	0 / 0	7
	8469	P277E Binary Tree on Plane flows trees *2400	0 / 0	9
	8458	P280D k-Maximum Subsequence Sum data structures flows graphs implementation *2800	0 / 0	10
	8344	P311E Biologist flows *2300	0 / 0	8
	8325	P316C1 Tidying Up flows *2200	0 / 0	8
	8324	P316C2 Tidying Up flows graph matchings *2300	0 / 0	8
	8296	P321B Ciel and Duel dp flows greedy *1900	0 / 0	6
	8205	P343E Pumping Stations brute force dfs and similar divide and conquer flows graphs greedy trees *2900	0 / 0	10
	8129	P362E Petya and Pipes flows graphs shortest paths *2300	0 / 0	8
	7850	P434D Nanami's Power Plant flows *2900	0 / 0	10
	7754	P457E Flow Optimality constructive algorithms flows math *3000	0 / 0	10
	7615	P491C Deciphering flows graph matchings *2300	0 / 0	8
	7588	P498C Array and Operations flows graph matchings number theory *2100	0 / 0	7
	7542	P510E Fox And Dinner flows *2300	0 / 0	8
	7530	P513F1 Scaygerboss flows *2700	0 / 0	10
	7528	P513F2 Scaygerboss flows *2800	0 / 0	10
	7367	P546E Soldier and Traveling flows graphs math *2100	0 / 0	7
	7108	P611H New Year and Forgotten Tree constructive algorithms flows graphs *3200	0 / 0	10
	7024	P628F Bear and Fair Set flows graphs *2500	0 / 0	9
	6925	P653D Delivery Bears binary search flows graphs *2200	0 / 0	8
	6716	P704D Captain America flows greedy *3100	0 / 0	10
	6699	P708D Incorrect Flow flows *2900	0 / 0	10
	6659	P717G Underfail flows *2400	0 / 0	9
	6649	P720B Cactusophobia dfs and similar flows *2400	0 / 0	9
	6629	P723E One-Way Reform constructive algorithms dfs and similar flows graphs greedy *2200	0 / 0	8
	6623	P724E Goods transportation dp flows greedy *2900	0 / 0	10
	6610	P727D T-shirts Distribution constructive algorithms flows greedy *1800	0 / 0	6
	6593	P730I Olympiad in Programming and Sports dp flows graphs greedy *2000	0 / 0	7
	6559	P736E Chess Championship constructive algorithms flows greedy math *2900	0 / 0	10
	6552	P739E Gosha is hunting brute force data structures dp flows math probabilities sortings *3000	0 / 0	10
	6310	P786E ALT data structures flows graphs trees *3200	0 / 0	10
	6287	P793G Oleg and chess data structures divide and conquer flows graph matchings *3400	0 / 0	10
	6251	P802C Heidi and Library (hard) flows *2600	0 / 0	10
	6240	P802N April Fools' Problem (medium) binary search flows graphs *2400	0 / 0	9
	6239	P802O April Fools' Problem (hard) binary search data structures flows *2900	0 / 0	10
	6216	P808F Card Game binary search flows graphs *2400	0 / 0	9
	6179	P813D Two Melodies dp flows *2600	0 / 0	10
	6126	P818G Four Melodies flows graphs *2600	0 / 0	10
	5998	P843E Maximum Flow flows graphs *3000	0 / 0	10
	5973	P847J Students Initiation binary search flows graphs *2400	0 / 0	9
	5966	P848D Shake It! combinatorics dp flows graphs *2900	0 / 0	10
	5949	P852D Exploration plan binary search flows graph matchings shortest paths *2100	0 / 0	7
	5898	P863F Almost Permutation flows *2200	0 / 0	8
	5844	P877F Ann and Books data structures flows hashing *2300	0 / 0	8
	5818	P884F Anti-Palindromize flows graphs greedy *2500	0 / 0	9
	5757	P899E Segments Removal data structures dsu flows implementation two pointers *2000	0 / 0	7
	5737	P903G Yet Another Maxflow Problem data structures flows graphs *2700	0 / 0	10
	5615	P925F Parametric Circulation binary search flows *3100	0 / 0	10
	5453	P965D Single-use Stones binary search flows greedy two pointers *1900	0 / 0	6
	5439	P976F Minimal k-covering flows graphs *2500	0 / 0	9
	5250	P1009G Allowed Letters bitmasks flows graph matchings graphs greedy *2400	0 / 0	9
	5223	P1016D Vasya And The Matrix constructive algorithms flows math *1800	0 / 0	6
	5198	P1023G Pisces data structures flows trees *3400	0 / 0	10
	5141	P1034B Little C Loves 3 II brute force constructive algorithms flows graph matchings *2200	0 / 0	8
	5084	P1045A Last chance data structures flows graph matchings graphs trees *2500	0 / 0	9
	5056	P1054F Electric Scheme flows graph matchings *2700	0 / 0	10
	5018	P1061E Politics flows graphs *2600	0 / 0	10
	4973	P1070I Privatization of Roads in Berland flows graph matchings graphs *2400	0 / 0	9
	4923	P1082G Petya and Graph flows graphs *2400	0 / 0	9
	4778	P1107F Vasya and Endless Credits dp flows graph matchings graphs sortings *2600	0 / 0	10
	4707	P1119B Alyona and a Narrow Fridge binary search flows greedy sortings *1300	0 / 0	4
	4644	P1139E Maximize Mex flows graph matchings graphs *2400	0 / 0	9
	4599	P1146G Zoning Restrictions dp flows graphs *2700	0 / 0	10
	4436	P1178H Stock Exchange binary search flows graphs *3500	0 / 0	10
	4404	P1184B2 The Doctor Meets Vader (Medium) flows graph matchings graphs shortest paths sortings *2200	0 / 0	8
	4403	P1184B3 The Doctor Meets Vader (Hard) flows shortest paths *2700	0 / 0	10
	4374	P1187G Gang Up flows graphs *2500	0 / 0	9
	4319	P1198E Rectangle Painting 2 flows graph matchings graphs *2500	0 / 0	9
	4222	P1214D Treasure Island dfs and similar dp flows hashing *1900	0 / 0	6
	4059	P1250K Projectors flows graphs *3100	0 / 0	10
	4021	P1252L Road Construction flows graphs *2300	0 / 0	8
	3940	P1263F Economic Difficulties data structures dfs and similar dp flows graphs trees *2400	0 / 0	9
	3928	P1264E Beautiful League constructive algorithms flows graph matchings *2700	0 / 0	10
	3701	P1288F Red-Blue Graph constructive algorithms flows *2900	0 / 0	10
	3569	P1307G Cow and Exercise flows graphs shortest paths *3100	0 / 0	10
	3271	P1354F Summoning Minions constructive algorithms dp flows graph matchings greedy sortings *2500	0 / 0	9
	3167	P1368H1 Breadboard Capacity (easy version) dp flows greedy *3300	0 / 0	10
	3089	P1383F Special Edges flows graphs *3200	0 / 0	10
	2987	P1404E Bricks flows graph matchings graphs *2800	0 / 0	10
	2967	P1408H Rainbow Triples binary search data structures flows greedy *3300	0 / 0	10
	2935	P1416F Showing Off flows graph matchings greedy implementation *3300	0 / 0	10
	2900	P1423B Valuable Paper binary search flows graph matchings graphs *1900	0 / 0	6
	2873	P1426E Rock, Paper, Scissors brute force constructive algorithms flows greedy math *1800	0 / 0	6
	2865	P1427G One Billion Shades of Grey flows graphs *3300	0 / 0	10
	2848	P1430G Yet Another DAG Problem bitmasks dfs and similar dp flows graphs math *2600	0 / 0	10
	2821	P1437C Chef Monocarp dp flows graph matchings greedy math sortings *1800	0 / 0	6
	2814	P1438C Engineer Artem 2-sat chinese remainder theorem constructive algorithms fft flows *2000	0 / 0	7
	2736	P1455E Four Points brute force constructive algorithms flows geometry greedy implementation math ternary search *2400	0 / 0	9
	2596	P1473F Strange Set flows math *2700	0 / 0	10
	2497	P1486E Paired Payment binary search brute force constructive algorithms dp flows graphs shortest paths *2200	0 / 0	8
	2476	P1488I Demonic Invasion special problem flows 3100	0 / 0	10

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