binary search - Problem Set - HFOJ

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	5008	P1063C Dwarves, Hats and Extrasensory Abilities binary search constructive algorithms geometry interactive *1900	0 / 0	6
	4992	P1066D Boxes Packing binary search implementation *1800	0 / 0	6
	4977	P1070E Getting Deals Done binary search data structures *2100	0 / 0	7
	4968	P1071E Rain Protection binary search geometry *3500	0 / 0	10
	4965	P1073C Vasya and Robot binary search two pointers *1800	1 / 1	6
	4964	P1073D Berland Fair binary search brute force data structures greedy *1700	0 / 0	5
	4956	P1076C Meme Problem binary search math *1300	0 / 0	4
	4948	P1077D Cutting Out binary search sortings *1600	0 / 0	5
	4933	P1081E Missing Numbers binary search constructive algorithms greedy math number theory *1900	0 / 0	6
	4925	P1082E Increasing Frequency binary search dp greedy *2000	0 / 0	7
	4869	P1091E New Year and the Acquaintance Estimation binary search data structures graphs greedy implementation math sortings *2400	0 / 0	9
	4828	P1098C Construct a tree binary search constructive algorithms dfs and similar graphs greedy trees *2400	0 / 3	9
	4826	P1098E Fedya the Potter binary search implementation math number theory *3400	0 / 0	10
	4823	P1099B Squares and Segments binary search constructive algorithms math *1100	0 / 0	3
	4821	P1099F Cookies binary search data structures dfs and similar dp games trees *2400	0 / 0	9
	4818	P1100C NN and the Optical Illusion binary search geometry math *1200	0 / 0	4
	4816	P1100E Andrew and Taxi binary search dfs and similar graphs *2200	0 / 0	8
	4809	P1101F Trucks and Cities binary search dp *2400	0 / 0	9
	4802	P1102F Elongated Matrix binary search bitmasks brute force dp graphs *2000	0 / 0	7
	4800	P1103B Game with modulo binary search constructive algorithms interactive *2000	0 / 0	7
	4777	P1107G Vasya and Maximum Profit binary search constructive algorithms data structures dp dsu *2400	2 / 7	9
	4770	P1108F MST Unification binary search dsu graphs greedy *2100	0 / 0	7
	4767	P1109C Sasha and a Patient Friend binary search data structures implementation *2800	0 / 0	10
	4753	P1111C Creative Snap binary search brute force divide and conquer math *1700	0 / 0	5
	4744	P1114E Arithmetic Progression binary search interactive number theory probabilities *2200	0 / 0	8
	4721	P1117C Magic Ship binary search *1900	0 / 0	6
	4712	P1118D2 Coffee and Coursework (Hard Version) binary search greedy *1700	0 / 0	5
	4707	P1119B Alyona and a Narrow Fridge binary search flows greedy sortings *1300	0 / 0	4
	4705	P1119D Frets On Fire binary search sortings *1800	0 / 0	6
	4688	P1129C Morse Code binary search data structures dp hashing sortings string suffix structures strings *2400	0 / 0	9
	4686	P1129E Legendary Tree binary search interactive trees *3100	0 / 0	10
	4680	P1131C Birthday binary search greedy sortings *1200	0 / 0	4
	4672	P1132D Stressful Training binary search greedy *2300	0 / 0	8
	4657	P1136E Nastya Hasn't Written a Legend binary search data structures *2200	0 / 0	8
	4650	P1138A Sushi for Two binary search greedy implementation *900	0 / 0	3
	4628	P1141G Privatization of Roads in Treeland binary search constructive algorithms dfs and similar graphs greedy trees *1900	0 / 0	6
	4590	P1148B Born This Way binary search brute force two pointers *1600	0 / 0	5
	4560	P1153D Serval and Rooted Tree binary search dfs and similar dp greedy trees *1900	0 / 0	6
	4559	P1153E Serval and Snake binary search brute force interactive *2200	0 / 0	8
	4542	P1156C Match Points binary search greedy sortings ternary search two pointers *2000	0 / 0	7
	4532	P1157E Minimum Array binary search data structures greedy *1700	0 / 0	5
	4529	P1158A The Party and Sweets binary search constructive algorithms greedy implementation math sortings two pointers *1500	0 / 0	5
	4525	P1158E Strange device binary search interactive math trees *3400	0 / 0	10
	4505	P1165F1 Microtransactions (easy version) binary search greedy *2000	0 / 0	7
	4504	P1165F2 Microtransactions (hard version) binary search greedy implementation *2000	0 / 0	7
	4501	P1166C A Tale of Two Lands binary search sortings two pointers *1500	0 / 0	5
	4500	P1166D Cute Sequences binary search brute force greedy math *2200	0 / 0	8
	4493	P1167E Range Deleting binary search combinatorics data structures two pointers *2100	0 / 0	7
	4490	P1168A Increasing by Modulo binary search greedy *1700	0 / 0	5
	4479	P1170E Sliding Doors *special problem binary search	0 / 0	(None)
	4478	P1170F Wheels *special problem binary search greedy	0 / 0	(None)
	4457	P1175C Electrification binary search brute force greedy *1600	8 / 26	5
	4445	P1177B Digits Sequence (Hard Edition) binary search divide and conquer implementation *1800	0 / 0	6
	4436	P1178H Stock Exchange binary search flows graphs *3500	0 / 0	10
	4433	P1179C Serge and Dining Room binary search data structures graph matchings greedy implementation math trees *2200	0 / 0	8
	4425	P1181D Irrigation binary search data structures implementation sortings trees two pointers *2200	0 / 0	8
	4417	P1182F Maximum Sine binary search data structures number theory *2700	0 / 0	10
	4414	P1183C Computer Game binary search math *1400	0 / 0	4
	4405	P1184B1 The Doctor Meets Vader (Easy) binary search sortings *1400	0 / 0	4
	4379	P1187B Letters Shop binary search implementation strings *1300	0 / 0	4
	4360	P1190E Tokitsukaze and Explosion binary search greedy *3100	0 / 0	10
	4342	P1195B Sport Mafia binary search brute force math *1000	0 / 0	3
	4325	P1197E Culture Code binary search combinatorics data structures dp shortest paths sortings *2300	0 / 0	8
	4322	P1198B Welfare State binary search brute force data structures sortings *1600	0 / 0	5
	4307	P1201C Maximum Median binary search greedy math sortings *1400	0 / 0	4
	4306	P1201D Treasure Hunting binary search dp greedy implementation *2100	0 / 0	7
	4298	P1202F You Are Given Some Letters... binary search implementation math *2700	0 / 0	10
	4293	P1203D2 Remove the Substring (hard version) binary search greedy implementation two pointers *1700	0 / 0	5
	4267	P1208B Uniqueness binary search brute force implementation two pointers *1500	0 / 0	5
	4265	P1208D Restore Permutation binary search data structures greedy implementation *1900	0 / 0	6
	4239	P1211D Teams special problem binary search greedy math 2000	0 / 0	7
	4238	P1211E Double Permutation Inc. special problem binary search greedy 2000	0 / 0	7
	4235	P1211H Road Repair in Treeland special problem binary search dp trees 3100	0 / 0	10
	4207	P1216E1 Numerical Sequence (easy version) binary search brute force math *1900	0 / 0	6
	4206	P1216E2 Numerical Sequence (hard version) binary search math *2200	0 / 0	8
	4204	P1217A Creating a Character binary search math *1300	0 / 0	4
	4202	P1217C The Number Of Good Substrings binary search bitmasks brute force *1700	0 / 0	5
	4182	P1220F Gardener Alex binary search data structures *2700	0 / 0	10
	4178	P1221C Perfect Team binary search math *1200	0 / 0	4
	4175	P1221F Choose a Square binary search data structures sortings *2400	0 / 0	9
	4171	P1223C Save the Nature binary search greedy *1600	0 / 0	5
	4167	P1223G Wooden Raft binary search math number theory *3200	0 / 0	10
	4161	P1225E Rock Is Push binary search dp *2200	0 / 0	8
	4153	P1227E Arson In Berland Forest binary search graphs graphs shortest paths *2200	0 / 0	8
	4128	P1236E Alice and the Unfair Game binary search data structures dp dsu *2500	0 / 0	9
	4123	P1237C2 Balanced Removals (Harder) binary search constructive algorithms divide and conquer greedy implementation sortings *1900	0 / 0	6
	4122	P1237D Balanced Playlist binary search data structures implementation *2000	0 / 0	7
	4114	P1238D AB-string binary search combinatorics dp strings *1900	4 / 4	6
	4091	P1244E Minimizing Difference binary search constructive algorithms greedy sortings ternary search two pointers *2000	0 / 0	7
	4074	P1249C2 Good Numbers (hard version) binary search greedy math meet-in-the-middle *1500	0 / 0	5
	4061	P1250I Show Must Go On binary search brute force greedy shortest paths *3100	0 / 0	10
	4060	P1250J The Parade binary search greedy *1800	0 / 0	6
	4058	P1250L Divide The Students binary search greedy math *1500	0 / 0	5
	4052	P1251D Salary Changing binary search greedy sortings *1900	0 / 0	6
	4047	P1251E2 Voting (Hard Version) binary search data structures greedy *2400	0 / 0	9
	4010	P1253F Cheap Robot binary search dsu graphs shortest paths trees *2500	0 / 0	9
	3972	P1257D Yet Another Monster Killing Problem binary search data structures dp greedy sortings two pointers *1700	0 / 0	5
	3962	P1260B Obtain Two Zeroes binary search math *1300	0 / 0	4
	3957	P1260D A Game with Traps binary search dp greedy sortings *1900	0 / 0	6
	3945	P1263C Everyone is a Winner! binary search math meet-in-the-middle number theory *1400	0 / 0	4

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