two pointers - 题库 - oj

	ID	题目显示标签隐藏标签	AC / 尝试	难度
	2293	P1475D Cleaning the Phone binary search dp sortings two pointers *1800	0 / 0	6
	2283	P1476G Minimum Difference data structures hashing sortings two pointers *3100	0 / 0	10
	2234	P1487E Cheap Dinner brute force data structures graphs greedy implementation sortings two pointers *2000	0 / 0	7
	2203	P1492C Maximum width binary search data structures dp greedy two pointers *1500	0 / 0	5
	2197	P1493D GCD of an Array brute force data structures hashing implementation math number theory sortings two pointers *2100	0 / 0	7
	2196	P1493E Enormous XOR bitmasks constructive algorithms greedy math strings two pointers *2600	0 / 0	10
	2192	P1494C 1D Sokoban binary search dp greedy implementation two pointers *1900	0 / 0	6
	2175	P1497E1 Square-Free Division (easy version) data structures dp greedy math number theory two pointers *1700	0 / 0	5
	2174	P1497E2 Square-Free Division (hard version) data structures dp greedy math number theory two pointers *2500	0 / 0	9
	2158	P1500C Matrix Sorting bitmasks brute force constructive algorithms greedy two pointers *2600	0 / 0	10
	2157	P1500D Tiles for Bathroom data structures sortings two pointers *2900	0 / 0	10
	2150	P1503C Travelling Salesman Problem binary search data structures dp greedy shortest paths sortings two pointers *2200	0 / 0	8
	2149	P1503D Flip the Cards 2-sat constructive algorithms data structures greedy sortings two pointers *2600	0 / 0	10
	2128	P1508A Binary Literature constructive algorithms greedy implementation strings two pointers *1900	0 / 0	6
	2102	P1511G Chips on a Board bitmasks brute force data structures dp games two pointers *2700	0 / 0	10
	2084	P1514E Baby Ehab's Hyper Apartment binary search graphs interactive sortings two pointers *2700	0 / 0	10
	2080	P1515D Phoenix and Socks greedy sortings two pointers *1500	0 / 0	5
	2071	P1516D Cut binary search data structures dp graphs number theory two pointers *2100	0 / 0	7
	2065	P1517E Group Photo binary search data structures implementation two pointers *2500	0 / 0	9
	2058	P1519D Maximum Sum of Products brute force dp implementation math two pointers *1600	0 / 0	5
	2030	P1525E Assimilation IV combinatorics dp math probabilities two pointers *2100	0 / 0	7
	1972	P1535C Unstable String binary search dp greedy implementation strings two pointers *1400	0 / 0	4
	1958	P1537E1 Erase and Extend (Easy Version) binary search brute force dp greedy hashing implementation string suffix structures strings two pointers *1600	0 / 0	5
	1957	P1537E2 Erase and Extend (Hard Version) binary search data structures greedy hashing string suffix structures strings two pointers *2200	0 / 0	8
	1953	P1538C Number of Pairs binary search data structures math two pointers *1300	0 / 0	4
	1945	P1539D PriceFixed binary search greedy implementation sortings two pointers *1600	0 / 0	5
	1911	P1547C Pair Programming greedy two pointers *1100	0 / 0	3
	1909	P1547E Air Conditioners data structures dp implementation shortest paths sortings two pointers *1500	0 / 0	5
	1908	P1547F Array Stabilization (GCD version) binary search brute force data structures divide and conquer number theory two pointers *1900	0 / 0	6
	1905	P1548B Integers Have Friends binary search data structures divide and conquer math number theory two pointers *1800	0 / 0	6
	1895	P1550D Excellent Arrays binary search combinatorics constructive algorithms implementation math sortings two pointers *2300	0 / 0	8
	1894	P1550E Stringforces binary search bitmasks brute force dp strings two pointers *2500	0 / 0	9
	1872	P1553D Backspace dp greedy strings two pointers *1500	0 / 0	5
	1857	P1555E Boring Segments data structures sortings trees two pointers *2100	0 / 0	7
	1849	P1556G Gates to Another World bitmasks data structures dsu two pointers *3300	0 / 0	10
	1841	P1558B Up the Strip brute force dp math number theory two pointers *1900	0 / 0	6
	1832	P1559D2 Mocha and Diana (Hard Version) brute force constructive algorithms dfs and similar dsu graphs greedy trees two pointers *2500	0 / 0	9
	1809	P1566D2 Seating Arrangements (hard version) data structures greedy implementation sortings two pointers *1600	0 / 0	5
	1795	P1569D Inconvenient Pairs binary search data structures implementation sortings two pointers *1900	0 / 0	6
	1781	P1572B Xor of 3 brute force constructive algorithms greedy two pointers *2500	0 / 0	9
	1723	P1582C Grandma Capa Knits a Scarf brute force data structures greedy strings two pointers *1200	0 / 0	4
	1719	P1582F2 Korney Korneevich and XOR (hard version) binary search brute force dp greedy two pointers *2400	0 / 0	9
	1694	P1588F Jumping Through the Array binary search data structures graphs two pointers *3500	0 / 0	10
	1689	P1592E Bored Bakry bitmasks greedy math two pointers *2400	0 / 0	9
	1669	P1598C Delete Two Elements data structures dp implementation math two pointers *1200	0 / 0	4
	1664	P1599A Weights constructive algorithms greedy two pointers *2600	0 / 0	10
	1654	P1600E Array Game games greedy two pointers *1900	0 / 0	6
	1650	P1601B Frog Traveler data structures dfs and similar dp graphs shortest paths two pointers *1900	0 / 0	6
	1631	P1605E Array Equalizer binary search greedy implementation math number theory sortings two pointers *2400	0 / 0	9
	1616	P1607H Banquet Preparations 2 greedy sortings two pointers *2200	0 / 0	8
	1613	P1608C Game Master data structures dfs and similar dp graphs greedy two pointers *1700	0 / 0	5
	1606	P1609C Complex Market Analysis binary search dp implementation number theory schedules two pointers *1400	0 / 0	4
	1603	P1609F Interesting Sections data structures divide and conquer meet-in-the-middle two pointers *2800	0 / 0	10
	1599	P1610B Kalindrome Array greedy two pointers *1100	0 / 0	3
	1587	P1611E1 Escape The Maze (easy version) dfs and similar greedy shortest paths trees two pointers *1700	0 / 0	5
	1585	P1611F ATM and Students binary search data structures two pointers *1800	0 / 0	6
	1528	P1619H Permutation and Queries brute force data structures divide and conquer two pointers *2400	0 / 0	9
	1508	P1622D Shuffle combinatorics math two pointers *2000	0 / 0	7
	1485	P1626C Monsters And Spells binary search data structures dp greedy implementation math two pointers *1700	0 / 0	5
	1477	P1627E Not Escaping data structures dp implementation shortest paths two pointers *2200	0 / 0	8
	1475	P1628A Meximum Array binary search constructive algorithms greedy implementation math two pointers *1400	0 / 0	4
	1465	P1630B Range and Partition binary search constructive algorithms data structures greedy two pointers *1800	0 / 0	6
	1464	P1630C Paint the Middle dp greedy sortings two pointers *2200	0 / 0	8
	1455	P1632D New Year Concert binary search data structures greedy math number theory two pointers *2000	0 / 0	7
	1421	P1638F Two Posters brute force data structures greedy two pointers *3200	0 / 0	10
	1406	P1641D Two Arrays bitmasks brute force combinatorics greedy hashing math two pointers *2700	0 / 0	10
	1394	P1646B Quality vs Quantity brute force constructive algorithms greedy sortings two pointers *800	0 / 0	3
	1353	P1656B Subtract Operation data structures greedy math two pointers *1100	0 / 0	3
	1329	P1659D Reverse Sort Sum constructive algorithms data structures greedy implementation math two pointers *1900	0 / 0	6
	1323	P1660D Maximum Product Strikes Back brute force implementation math two pointers *1600	0 / 0	5
	1286	P1665E MinimizOR bitmasks brute force data structures divide and conquer greedy implementation two pointers *2500	0 / 0	9
	1260	P1669F Eating Candies binary search data structures greedy two pointers *1100	0 / 0	3
	1242	P1672D Cyclic Rotation constructive algorithms greedy implementation two pointers *1700	0 / 0	5
	1210	P1676F Longest Strike data structures greedy implementation sortings two pointers *1300	0 / 0	4
	1189	P1680C Binary String binary search greedy strings two pointers *1600	0 / 0	5
	1174	P1682F MCMF? data structures flows graphs greedy sortings two pointers *2700	0 / 0	10
	1169	P1684E MEX vs DIFF binary search brute force constructive algorithms data structures greedy two pointers *2100	0 / 0	7
	1168	P1684F Diverse Segments data structures two pointers *2600	0 / 0	10
	1148	P1689A Lex String brute force greedy implementation sortings two pointers *800	0 / 0	3
	1140	P1690D Black and White Stripe implementation two pointers *1000	0 / 0	3
	1139	P1690E Price Maximization binary search greedy math two pointers *1500	0 / 0	5
	1135	P1691B Shoe Shuffling constructive algorithms greedy implementation two pointers *1000	0 / 0	3
	1133	P1691D Max GEQ Sum binary search constructive algorithms data structures divide and conquer implementation two pointers *1800	0 / 0	6
	1126	P1692E Binary Deque binary search implementation two pointers *1200	0 / 0	4
	1124	P1692G 2^Sort data structures dp sortings two pointers *1400	0 / 0	4
	1117	P1693F I Might Be Wrong binary search greedy two pointers *3400	0 / 0	10
	1101	P1696H Maximum Product? brute force combinatorics dp greedy implementation math two pointers *3500	0 / 0	10
	1098	P1697C awoo's Favorite Problem binary search constructive algorithms data structures greedy implementation strings two pointers *1400	0 / 0	4
	1090	P1698E PermutationForces II brute force combinatorics greedy sortings trees two pointers *2300	0 / 0	8
	1083	P1699E Three Days Grace data structures dp greedy math number theory two pointers *2600	0 / 0	10
	1074	P1701C Schedule Management binary search greedy implementation two pointers *1400	0 / 0	4
	1073	P1701D Permutation Restoration binary search data structures greedy math sortings two pointers *1900	0 / 0	6
	1036	P1706D2 Chopping Carrots (Hard Version) brute force constructive algorithms data structures dp greedy math number theory two pointers *2400	0 / 0	9
	1009	P1712E1 LCM Sum (easy version) binary search brute force combinatorics math number theory two pointers *2300	0 / 0	8
	1008	P1712E2 LCM Sum (hard version) brute force data structures math number theory two pointers *2500	0 / 0	9
	966	P1719C Fighting Tournament binary search data structures implementation two pointers *1400	0 / 0	4
	962	P1720D1 Xor-Subsequence (easy version) bitmasks brute force dp strings trees two pointers *1800	0 / 0	6
	957	P1721C Min-Max Array Transformation binary search greedy two pointers *1400	0 / 0	4
	944	P1725C Circular Mirror binary search combinatorics geometry math two pointers *2000	0 / 0	7
	922	P1728D Letter Picking constructive algorithms dp games two pointers *1800	0 / 0	6

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