sortings - 题库 - bzoj.org

	ID	题目显示标签隐藏标签	AC / 尝试	难度
	2122	P1409E Two Platforms binary search dp sortings two pointers *1800	0 / 0	6
	2111	P1413C Perform Easily binary search brute force dp implementation sortings two pointers *1900	0 / 0	6
	2099	P1416C XOR Inverse bitmasks data structures divide and conquer dp greedy math sortings strings trees *2000	0 / 0	7
	2094	P1417B Two Arrays greedy math sortings *1100	0 / 0	3
	2092	P1418B Negative Prefixes greedy sortings *1300	0 / 0	4
	2083	P1419D1 Sage's Birthday (easy version) binary search constructive algorithms greedy sortings *1000	0 / 0	3
	2082	P1419D2 Sage's Birthday (hard version) binary search brute force constructive algorithms greedy sortings two pointers *1500	0 / 0	5
	2079	P1420A Cubes Sorting math sortings *900	0 / 0	3
	2075	P1420D Rescue Nibel! combinatorics data structures sortings *1800	0 / 0	6
	2065	P1422D Returning Home graphs shortest paths sortings *2300	0 / 0	8
	2048	P1424G Years data structures sortings *1300	0 / 0	4
	2047	P1424M Ancient Language graphs sortings *2200	0 / 0	8
	2035	P1426D Non-zero Segments constructive algorithms data structures greedy sortings *1500	0 / 0	5
	2032	P1427A Avoiding Zero math sortings *900	0 / 0	3
	2031	P1427B Chess Cheater greedy implementation sortings *1400	0 / 0	4
	2020	P1428E Carrots for Rabbits binary search data structures greedy math sortings *2200	0 / 0	8
	2014	P1430B Barrels greedy implementation sortings *800	0 / 0	3
	1982	P1437C Chef Monocarp dp flows graph matchings greedy math sortings *1800	0 / 0	6
	1976	P1438B Valerii Against Everyone constructive algorithms data structures greedy sortings *1000	0 / 0	3
	1956	P1443B Saving the City dp greedy math sortings *1300	0 / 0	4
	1955	P1443C The Delivery Dilemma binary search greedy sortings *1400	0 / 0	4
	1952	P1444B Divide and Sum combinatorics math sortings *1900	0 / 0	6
	1948	P1445A Array Rearrangment greedy sortings *800	0 / 0	3
	1946	P1446A Knapsack constructive algorithms greedy sortings *1300	0 / 0	4
	1937	P1450A Avoid Trygub constructive algorithms sortings *800	0 / 0	3
	1919	P1452B Toy Blocks binary search greedy math sortings *1400	0 / 0	4
	1916	P1452E Two Editorials brute force dp greedy sortings two pointers *2500	0 / 0	9
	1898	P1455D Sequence and Swaps dp greedy sortings *1600	0 / 0	5
	1882	P1461D Divide and Summarize binary search brute force data structures divide and conquer implementation sortings *1600	0 / 0	5
	1875	P1462E1 Close Tuples (easy version) binary search combinatorics math sortings two pointers *1500	0 / 0	5
	1874	P1462E2 Close Tuples (hard version) binary search combinatorics implementation math sortings two pointers *1700	0 / 0	5
	1868	P1463E Plan of Lectures constructive algorithms dfs and similar dsu graphs implementation sortings trees *2400	0 / 0	9
	1862	P1466D 13th Labour of Heracles data structures greedy sortings trees *1500	0 / 0	5
	1860	P1466F Euclid's nightmare bitmasks dfs and similar dsu graphs greedy math sortings *2100	0 / 0	7
	1848	P1468D Firecrackers binary search sortings *1700	0 / 0	5
	1831	P1470A Strange Birthday Party binary search dp greedy sortings two pointers *1300	0 / 0	4
	1820	P1472D Even-Odd Game dp games greedy sortings *1200	0 / 0	4
	1819	P1472E Correct Placement binary search data structures dp sortings two pointers *1700	0 / 0	5
	1818	P1472F New Year's Puzzle brute force dp graph matchings greedy sortings *2100	0 / 0	7
	1816	P1473A Replacing Elements greedy implementation math sortings *800	0 / 0	3
	1807	P1474C Array Destruction brute force constructive algorithms data structures greedy implementation sortings *1700	0 / 0	5
	1800	P1475D Cleaning the Phone binary search dp sortings two pointers *1800	0 / 0	6
	1799	P1475E Advertising Agency combinatorics math sortings *1600	0 / 0	5
	1797	P1475G Strange Beauty dp math number theory sortings *1900	0 / 0	6
	1792	P1476E Pattern Matching bitmasks data structures dfs and similar graphs hashing sortings strings *2300	0 / 0	8
	1790	P1476G Minimum Difference data structures hashing sortings two pointers *3100	0 / 0	10
	1787	P1477C Nezzar and Nice Beatmap constructive algorithms geometry greedy math sortings *2200	0 / 0	8
	1781	P1478C Nezzar and Symmetric Array implementation math sortings *1700	0 / 0	5
	1773	P1480B The Great Hero greedy implementation sortings *900	0 / 0	3
	1753	P1485F Copy or Prefix Sum combinatorics data structures dp sortings *2400	0 / 0	9
	1751	P1486B Eastern Exhibition binary search geometry shortest paths sortings *1500	0 / 0	5
	1745	P1487A Arena implementation sortings *800	0 / 0	3
	1741	P1487E Cheap Dinner brute force data structures graphs greedy implementation sortings two pointers *2000	0 / 0	7
	1723	P1490F Equalize the Array binary search data structures greedy math sortings *1500	0 / 0	5
	1704	P1493D GCD of an Array brute force data structures hashing implementation math number theory sortings two pointers *2100	0 / 0	7
	1698	P1494D Dogeforces constructive algorithms data structures dfs and similar divide and conquer dsu greedy sortings trees *2300	0 / 0	8
	1695	P1495A Diamond Miner geometry greedy math sortings *1200	0 / 0	4
	1687	P1497A Meximization brute force data structures greedy sortings *800	0 / 0	3
	1676	P1498E Two Houses brute force graphs greedy interactive sortings *2200	0 / 0	8
	1664	P1500D Tiles for Bathroom data structures sortings two pointers *2900	0 / 0	10
	1660	P1501B Napoleon Cake dp implementation sortings *900	0 / 0	3
	1657	P1503C Travelling Salesman Problem binary search data structures dp greedy shortest paths sortings two pointers *2200	0 / 0	8
	1656	P1503D Flip the Cards 2-sat constructive algorithms data structures greedy sortings two pointers *2600	0 / 0	10
	1637	P1506F Triangular Paths constructive algorithms graphs math shortest paths sortings *2000	0 / 0	7
	1632	P1508D Swap Pass constructive algorithms geometry sortings *3000	0 / 0	10
	1631	P1508E Tree Calendar brute force constructive algorithms data structures dfs and similar sortings trees *3100	0 / 0	10
	1598	P1513D GCD and MST constructive algorithms dsu graphs greedy number theory sortings *2000	0 / 0	7
	1597	P1513E Cost Equilibrium combinatorics constructive algorithms math sortings *2300	0 / 0	8
	1596	P1513F Swapping Problem brute force constructive algorithms data structures sortings *2500	0 / 0	9
	1592	P1514D Cut and Stick binary search data structures greedy implementation sortings *2000	0 / 0	7
	1591	P1514E Baby Ehab's Hyper Apartment binary search graphs interactive sortings two pointers *2700	0 / 0	10
	1587	P1515D Phoenix and Socks greedy sortings two pointers *1500	0 / 0	5
	1583	P1515H Phoenix and Bits bitmasks brute force data structures sortings *3500	0 / 0	10
	1582	P1515I Phoenix and Diamonds binary search data structures sortings *3400	0 / 0	10
	1575	P1517B Morning Jogging constructive algorithms greedy sortings *1200	0 / 0	4
	1566	P1519C Berland Regional brute force data structures greedy number theory sortings *1400	0 / 0	4
	1564	P1519E Off by One constructive algorithms dfs and similar geometry graphs sortings trees *2700	0 / 0	10
	1539	P1525C Robot Collisions data structures greedy implementation sortings *2000	0 / 0	7
	1535	P1526A Mean Inequality constructive algorithms sortings *800	0 / 0	3
	1515	P1529B Sifid and Strange Subsequences greedy math sortings *1100	0 / 0	3
	1512	P1530C Pursuit binary search brute force greedy sortings *1200	0 / 0	4
	1503	P1532D Teams Forming *special problem sortings	0 / 0	(无)
	1483	P1534G A New Beginning data structures dp geometry sortings *3300	0 / 0	10
	1482	P1534H Lost Nodes constructive algorithms dp graphs interactive sortings trees *3500	0 / 0	10
	1480	P1535B Array Reodering brute force greedy math number theory sortings *900	0 / 0	3
	1453	P1539C Stable Groups greedy sortings *1200	0 / 0	4
	1452	P1539D PriceFixed binary search greedy implementation sortings two pointers *1600	0 / 0	5
	1450	P1539F Strange Array data structures greedy sortings *2600	0 / 0	10
	1449	P1540A Great Graphs constructive algorithms graphs greedy shortest paths sortings *1400	0 / 0	4
	1429	P1545A AquaMoon and Strange Sort sortings *1500	0 / 0	5
	1416	P1547E Air Conditioners data structures dp implementation shortest paths sortings two pointers *1500	0 / 0	5
	1402	P1550D Excellent Arrays binary search combinatorics constructive algorithms implementation math sortings two pointers *2300	0 / 0	8
	1396	P1551C Interesting Story greedy sortings strings *1500	0 / 0	5
	1391	P1552A Subsequence Permutation sortings strings *800	0 / 0	3
	1390	P1552B Running for Gold combinatorics graphs greedy sortings *1500	0 / 0	5
	1389	P1552C Maximize the Intersections combinatorics constructive algorithms geometry greedy sortings *1800	0 / 0	6
	1387	P1552E Colors and Intervals constructive algorithms data structures greedy sortings *2300	0 / 0	8
	1386	P1552F Telepanting binary search data structures dp sortings *2200	0 / 0	8
	1385	P1552G A Serious Referee bitmasks brute force dfs and similar sortings *3000	0 / 0	10
	1364	P1555E Boring Segments data structures sortings trees two pointers *2100	0 / 0	7

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