binary search - Problem Set - HFOJ

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	1818	P1574D The Strongest Build binary search brute force data structures dfs and similar graphs greedy hashing implementation *2000	0 / 0	7
	1810	P1575B Building an Amusement Park binary search geometry *2300	0 / 0	8
	1799	P1575J Jeopardy of Dropped Balls binary search brute force dsu implementation *1500	0 / 0	5
	1778	P1578L Labyrinth binary search dsu greedy *2400	0 / 0	9
	1753	P1582E Pchelyonok and Segments binary search data structures dp greedy math *2000	0 / 0	7
	1750	P1582F2 Korney Korneevich and XOR (hard version) binary search brute force dp greedy two pointers *2400	0 / 0	9
	1730	P1584D Guess the Permutation binary search combinatorics interactive math *2000	0 / 0	7
	1729	P1584E Game with Stones binary search data structures games greedy *2300	0 / 0	8
	1708	P1588F Jumping Through the Array binary search data structures graphs two pointers *3500	0 / 0	10
	1707	P1592A Gamer Hemose binary search greedy math sortings *800	0 / 0	3
	1704	P1592D Hemose in ICPC ? binary search dfs and similar implementation interactive math number theory trees *2300	0 / 0	8
	1695	P1593C Save More Mice binary search greedy greedy *1000	0 / 0	3
	1667	P1598F RBS binary search bitmasks brute force data structures dp *2400	0 / 0	9
	1635	P1601F Two Sorts binary search dfs and similar math meet-in-the-middle *3400	0 / 0	10
	1619	P1605E Array Equalizer binary search greedy implementation math number theory sortings two pointers *2400	0 / 0	9
	1588	P1608E The Cells on the Paper binary search implementation sortings *2800	0 / 0	10
	1585	P1608G Alphabetic Tree binary search data structures dfs and similar hashing string suffix structures strings trees *3500	0 / 0	10
	1578	P1609C Complex Market Analysis binary search dp implementation number theory schedules two pointers *1400	0 / 0	4
	1569	P1610C Keshi Is Throwing a Party binary search greedy *1600	0 / 0	5
	1567	P1610E AmShZ and G.O.A.T. binary search brute force greedy implementation math *2300	0 / 0	8
	1561	P1611B Team Composition: Programmers and Mathematicians binary search constructive algorithms math *800	0 / 0	3
	1556	P1611F ATM and Students binary search data structures two pointers *1800	0 / 0	6
	1552	P1612C Chat Ban binary search math *1300	0 / 0	4
	1545	P1613C Poisoned Dagger binary search *1200	1 / 1	4
	1536	P1614E Divan and a Cottage binary search data structures *2600	0 / 0	10
	1528	P1615H Reindeer Games binary search constructive algorithms data structures divide and conquer flows graphs shortest paths *3000	0 / 0	10
	1517	P1617C Paprika and Permutation binary search greedy math sortings *1300	0 / 0	4
	1503	P1619D New Year's Problem binary search greedy sortings *1800	0 / 0	6
	1500	P1619G Unusual Minesweeper binary search dfs and similar dsu greedy sortings *2000	0 / 0	7
	1487	P1621E New School binary search data structures dp greedy implementation sortings *2300	0 / 0	8
	1480	P1622C Set or Decrease binary search brute force greedy sortings *1600	0 / 0	5
	1474	P1623C Balanced Stone Heaps binary search greedy *1600	0 / 0	5
	1468	P1624D Palindromes Coloring binary search greedy sortings strings *1400	0 / 0	4
	1466	P1624F Interacdive Problem binary search constructive algorithms interactive *2000	0 / 0	7
	1459	P1625E2 Cats on the Upgrade (hard version) binary search data structures dfs and similar graphs trees *2800	0 / 0	10
	1456	P1626C Monsters And Spells binary search data structures dp greedy implementation math two pointers *1700	0 / 0	5
	1455	P1626D Martial Arts Tournament binary search brute force greedy math *2100	0 / 0	7
	1441	P1628A Meximum Array binary search constructive algorithms greedy implementation math two pointers *1400	0 / 0	4
	1431	P1628E Groceries in Meteor Town binary search data structures dsu trees *3100	0 / 0	10
	1429	P1628F Spaceship Crisis Management binary search data structures geometry sortings *3500	0 / 0	10
	1421	P1630B Range and Partition binary search constructive algorithms data structures greedy two pointers *1800	0 / 0	6
	1406	P1632C Strange Test binary search bitmasks brute force dp math *1600	0 / 0	5
	1404	P1632D New Year Concert binary search data structures greedy math number theory two pointers *2000	0 / 0	7
	1403	P1632E1 Distance Tree (easy version) binary search data structures dfs and similar graphs shortest paths trees *2400	0 / 0	9
	1402	P1632E2 Distance Tree (hard version) binary search dfs and similar shortest paths trees *2700	0 / 0	10
	1397	P1633E Spanning Tree Queries binary search data structures dfs and similar dsu graphs greedy math sortings trees *2400	0 / 0	9
	1379	P1637E Best Pair binary search brute force implementation *2100	0 / 0	7
	1356	P1641C Anonymity Is Important binary search brute force data structures dsu greedy sortings *2200	0 / 0	8
	1320	P1650E Rescheduling the Exam binary search data structures greedy implementation math sortings *1900	0 / 0	6
	1314	P1651D Nearest Excluded Points binary search data structures dfs and similar graphs shortest paths *1900	0 / 0	6
	1312	P1651F Tower Defense binary search brute force data structures *3000	0 / 0	10
	1298	P1656F Parametric MST binary search constructive algorithms graphs greedy math sortings *2600	0 / 0	10
	1291	P1657D For Gamers binary search brute force greedy math sortings *2000	0 / 0	7
	1279	P1659C Line Empire binary search brute force dp greedy implementation math *1500	0 / 0	5
	1266	P1661C Water the Trees binary search greedy math *1700	0 / 0	5
	1263	P1661F Teleporters binary search greedy *2600	0 / 0	10
	1237	P1665C Tree Infection binary search greedy sortings trees *1600	0 / 0	5
	1230	P1666E Even Split binary search constructive algorithms greedy math *2500	0 / 0	9
	1209	P1669F Eating Candies binary search data structures greedy two pointers *1100	0 / 0	3
	1203	P1670D Very Suspicious binary search brute force geometry greedy implementation math *1700	0 / 0	5
	1198	P1671C Dolce Vita binary search brute force greedy math *1200	0 / 0	4
	1190	P1672E notepad.exe binary search constructive algorithms greedy interactive *2200	0 / 0	8
	1174	P1674E Breaking the Wall binary search brute force constructive algorithms greedy math *2000	0 / 0	7
	1160	P1676E Eating Queries binary search greedy sortings *1100	2 / 2	3
	1143	P1679D Toss a Coin to Your Graph... binary search dfs and similar dp graphs *1900	0 / 0	6
	1138	P1680C Binary String binary search greedy strings two pointers *1600	1 / 1	5
	1118	P1684E MEX vs DIFF binary search brute force constructive algorithms data structures greedy two pointers *2100	0 / 0	7
	1092	P1687C Sanae and Giant Robot binary search brute force data structures dsu greedy sortings *2500	0 / 0	9
	1090	P1687D Cute number binary search brute force data structures dsu implementation math *2900	0 / 0	10
	1064	P1690E Price Maximization binary search greedy math two pointers *1500	0 / 0	5
	1062	P1690G Count the Trains binary search data structures greedy sortings *2000	0 / 0	7
	1058	P1691D Max GEQ Sum binary search constructive algorithms data structures divide and conquer implementation two pointers *1800	0 / 0	6
	1051	P1692E Binary Deque binary search implementation two pointers *1200	0 / 0	4
	1042	P1693F I Might Be Wrong binary search greedy two pointers *3400	0 / 0	10
	1023	P1696D Permutation Graph binary search constructive algorithms data structures divide and conquer greedy shortest paths *1900	0 / 0	6
	1010	P1697C awoo's Favorite Problem binary search constructive algorithms data structures greedy implementation strings two pointers *1400	0 / 0	4
	1007	P1697D Guess The String binary search constructive algorithms interactive *1900	0 / 0	6
	996	P1698D Fixed Point Guessing binary search constructive algorithms interactive *1600	0 / 0	5
	978	P1700D River Locks binary search dp greedy math *1900	0 / 0	6
	973	P1701C Schedule Management binary search greedy implementation two pointers *1400	0 / 0	4
	972	P1701D Permutation Restoration binary search data structures greedy math sortings two pointers *1900	0 / 0	6
	956	P1703F Yet Another Problem About Pairs Satisfying an Inequality binary search data structures dp greedy sortings *1300	0 / 0	4
	941	P1705E Mark and Professor Koro binary search bitmasks brute force combinatorics data structures greedy *2300	0 / 0	8
	936	P1706D1 Chopping Carrots (Easy Version) binary search brute force constructive algorithms greedy number theory *1700	0 / 0	5
	934	P1706E Qpwoeirut and Vertices binary search data structures dfs and similar divide and conquer dsu greedy trees *2300	0 / 0	8
	933	P1707A Doremy's IQ binary search constructive algorithms greedy implementation *1600	0 / 0	5
	929	P1707E Replace binary search data structures *3500	0 / 0	10
	922	P1709D Rorororobot binary search data structures greedy math *1700	0 / 0	5
	918	P1710B Rain binary search brute force data structures geometry greedy implementation math *2100	0 / 0	7
	915	P1710E Two Arrays binary search games graph matchings *2400	0 / 0	9
	909	P1712D Empty Graph binary search constructive algorithms data structures greedy shortest paths *2000	0 / 0	7
	908	P1712E1 LCM Sum (easy version) binary search brute force combinatorics math number theory two pointers *2300	0 / 0	8
	906	P1712F Triameter binary search data structures dfs and similar trees *3200	0 / 0	10
	893	P1714G Path Prefixes binary search data structures dfs and similar trees *1700	0 / 0	5
	865	P1719C Fighting Tournament binary search data structures implementation two pointers *1400	0 / 0	4
	856	P1721C Min-Max Array Transformation binary search greedy two pointers *1400	0 / 0	4
	844	P1725B Basketball Together binary search greedy sortings *1000	0 / 0	3
	843	P1725C Circular Mirror binary search combinatorics geometry math two pointers *2000	0 / 0	7
	842	P1725D Deducing Sortability binary search bitmasks math *2900	0 / 0	10
	839	P1725G Garage binary search geometry math *1500	0 / 0	5

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