hashing - 题库 - oj

	ID	题目显示标签隐藏标签	AC / 尝试	难度
	3868	P1166F Vicky's Delivery Service data structures dsu graphs hashing *2400	0 / 0	9
	3824	P1175F The Number of Subpermutations brute force data structures divide and conquer hashing math *2500	0 / 0	9
	3789	P1182D Complete Mirror constructive algorithms dfs and similar dp hashing implementation trees *2400	0 / 0	9
	3681	P1200E Compress Words brute force hashing implementation string suffix structures strings *2000	0 / 0	7
	3639	P1207G Indie Album data structures dfs and similar hashing string suffix structures strings trees *2700	0 / 0	10
	3592	P1214D Treasure Island dfs and similar dp flows hashing *1900	0 / 0	6
	3538	P1223F Stack Exterminable Arrays data structures divide and conquer dp hashing *2600	0 / 0	10
	3532	P1225D Power Products hashing math number theory *1800	0 / 0	6
	3516	P1228D Complete Tripartite brute force constructive algorithms graphs hashing implementation *1900	0 / 0	6
	3413	P1252F Regular Forestation hashing trees *2400	0 / 0	9
	3380	P1257F Make Them Similar bitmasks brute force hashing meet-in-the-middle *2400	0 / 0	9
	3299	P1277D Let's Play the Words? data structures hashing implementation math *1900	0 / 0	6
	3263	P1284D New Year and Conference binary search data structures hashing sortings *2100	0 / 0	7
	3250	P1286C2 Madhouse (Hard version) brute force constructive algorithms hashing interactive math *2800	0 / 0	10
	3117	P1313E Concatenation with intersection data structures hashing strings two pointers *2700	0 / 0	10
	3104	P1320D Reachable Strings data structures hashing strings *2500	0 / 0	9
	3097	P1322C Instant Noodles graphs hashing math number theory *2300	0 / 0	8
	3076	P1326D1 Prefix-Suffix Palindrome (Easy version) hashing string suffix structures strings *1500	0 / 0	5
	3075	P1326D2 Prefix-Suffix Palindrome (Hard version) binary search greedy hashing string suffix structures strings *1800	0 / 0	6
	2994	P1340F Nastya and CBS brute force data structures hashing *3300	0 / 0	10
	2872	P1360F Spy-string bitmasks brute force constructive algorithms dp hashing strings *1700	0 / 0	5
	2695	P1393E1 Twilight and Ancient Scroll (easier version) dp hashing implementation string suffix structures strings *2800	0 / 0	10
	2694	P1393E2 Twilight and Ancient Scroll (harder version) dp hashing implementation string suffix structures strings two pointers *3200	0 / 0	10
	2692	P1394B Boboniu Walks on Graph brute force dfs and similar graphs hashing *2300	0 / 0	8
	2580	P1418G Three Occurrences data structures divide and conquer hashing two pointers *2500	0 / 0	9
	2418	P1451C String Equality dp greedy hashing implementation strings *1400	0 / 0	4
	2352	P1466G Song of the Sirens combinatorics divide and conquer hashing math string suffix structures strings *2600	0 / 0	10
	2339	P1468F Full Turn geometry hashing number theory *1700	0 / 0	5
	2326	P1469E A Bit Similar bitmasks brute force hashing string suffix structures strings two pointers *2400	0 / 0	9
	2323	P1470B Strange Definition bitmasks graphs hashing math number theory *1900	0 / 0	6
	2285	P1476E Pattern Matching bitmasks data structures dfs and similar graphs hashing sortings strings *2300	0 / 0	8
	2283	P1476G Minimum Difference data structures hashing sortings two pointers *3100	0 / 0	10
	2197	P1493D GCD of an Array brute force data structures hashing implementation math number theory sortings two pointers *2100	0 / 0	7
	2190	P1494E A-Z Graph constructive algorithms data structures graphs hashing *2400	0 / 0	9
	2160	P1500A Going Home brute force hashing implementation math *1800	0 / 0	6
	2052	P1520D Same Differences data structures hashing math *1200	0 / 0	4
	2018	P1527C Sequence Pair Weight hashing implementation math *1600	0 / 0	5
	1990	P1533D String Searching *special problem hashing	0 / 0	(无)
	1969	P1535F String Distance binary search brute force data structures hashing implementation strings *3000	0 / 0	10
	1966	P1536C Diluc and Kaeya data structures dp hashing number theory *1500	0 / 0	5
	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
	1951	P1538E Funny Substrings data structures hashing implementation matrices strings *2100	0 / 0	7
	1874	P1553B Reverse String brute force dp hashing implementation strings *1300	0 / 0	4
	1869	P1553G Common Divisor Graph brute force constructive algorithms dsu graphs hashing math number theory *2700	0 / 0	10
	1794	P1569E Playoff Restoration bitmasks brute force hashing implementation meet-in-the-middle *2600	0 / 0	10
	1793	P1569F Palindromic Hamiltonian Path brute force dfs and similar dp graphs hashing *3000	0 / 0	10
	1771	P1574D The Strongest Build binary search brute force data structures dfs and similar graphs greedy hashing implementation *2000	0 / 0	7
	1665	P1598G The Sum of Good Numbers hashing math string suffix structures strings *3200	0 / 0	10
	1659	P1599F Mars hashing *2700	0 / 0	10
	1609	P1608G Alphabetic Tree binary search data structures dfs and similar hashing string suffix structures strings trees *3500	0 / 0	10
	1594	P1610G AmShZ Wins a Bet data structures greedy hashing *3300	0 / 0	10
	1512	P1621I Two Sequences data structures hashing string suffix structures *3500	0 / 0	10
	1506	P1622F Quadratic Set constructive algorithms hashing math number theory *2900	0 / 0	10
	1496	P1624E Masha-forgetful brute force constructive algorithms dp hashing implementation strings *2000	0 / 0	7
	1441	P1634F Fibonacci Additions brute force data structures hashing implementation math *2700	0 / 0	10
	1406	P1641D Two Arrays bitmasks brute force combinatorics greedy hashing math two pointers *2700	0 / 0	10
	1373	P1650C Weight of the System of Nested Segments greedy hashing implementation sortings *1200	0 / 0	4
	1357	P1654F Minimal String Xoration bitmasks data structures divide and conquer greedy hashing sortings strings *2800	0 / 0	10
	1334	P1658E Gojou and Matrix Game data structures dp games hashing implementation math number theory sortings *2500	0 / 0	9
	1247	P1671E Preorder combinatorics divide and conquer dp dsu hashing sortings trees *2100	0 / 0	7
	1182	P1681D Required Length brute force dfs and similar dp hashing shortest paths *1700	0 / 0	5
	1052	P1704D Magical Array constructive algorithms hashing implementation math *1900	0 / 0	6
	955	P1721E Prefix Function Queries dfs and similar dp hashing string suffix structures strings trees *2200	0 / 0	8
	913	P1729F Kirei and the Linear Function hashing math *1900	0 / 0	6
	912	P1729G Cut Substrings combinatorics dp hashing strings two pointers *2100	0 / 0	7
	903	P1731C Even Subarrays bitmasks brute force hashing math number theory *1700	0 / 0	5
	877	P1735D Meta-set brute force combinatorics data structures hashing math *1700	0 / 0	5
	818	P1743G Antifibonacci Cut bitmasks combinatorics constructive algorithms data structures dp hashing math *3000	0 / 0	10
	804	P1746F Kazaee data structures hashing probabilities *2800	0 / 0	10
	672	P1771F Hossam and Range Minimum Query binary search bitmasks data structures hashing probabilities strings trees *2500	0 / 0	9
	670	P1773B BinCoin binary search divide and conquer hashing implementation probabilities trees *2200	0 / 0	8
	604	P1780G Delicious Dessert binary search dsu hashing math number theory string suffix structures *2400	0 / 0	9
	539	P1792D Fixed Prefix Permutations binary search bitmasks data structures hashing math sortings *1700	0 / 0	5
	525	P1794E Labeling the Tree with Distances data structures dp greedy hashing implementation trees *2400	0 / 0	9
	486	P1800D Remove Two Letters data structures greedy hashing strings *1200	0 / 0	4
	483	P1800F Dasha and Nightmares bitmasks hashing meet-in-the-middle strings *1900	0 / 0	6
	482	P1800G Symmetree dfs and similar hashing implementation trees *2200	0 / 0	8
	477	P1801E Gasoline prices data structures divide and conquer dsu hashing trees *3000	0 / 0	10
	335	P1827C Palindrome Partition binary search brute force data structures dp hashing strings *2600	0 / 0	10
	319	P1830C Hyperregular Bracket Strings combinatorics greedy hashing math number theory sortings *2400	0 / 0	9
	264	P1840E Character Blocking data structures hashing implementation *1600	0 / 0	5
	201	P1849C Binary String Copying binary search brute force data structures hashing strings *1600	0 / 0	5
	84	P1867F Most Different Tree brute force constructive algorithms dfs and similar greedy hashing *2700	0 / 0	10
	8981	P1889C2 Doremy's Drying Plan (Hard Version) data structures dp hashing	0 / 0	(无)
	8989	P1895C Torn Lucky Ticket brute force dp hashing implementation math *1400	0 / 0	4
	9002	P1899D Yarik and Musical Notes hashing math number theory	0 / 0	(无)
	9079	P1906B Button Pressing bitmasks constructive algorithms hashing *2600	0 / 0	10
	9140	P1909G Pumping Lemma hashing strings *3000	0 / 0	10
	9033	P1913F Palindromic Problem binary search data structures hashing string suffix structures strings	0 / 0	(无)
	9107	P1914G2 Light Bulbs (Hard Version) combinatorics data structures dfs and similar dp dsu graphs hashing	0 / 0	(无)
	9319	P1943B Non-Palindromic Substring data structures hashing implementation math strings	0 / 0	(无)
	9376	P1951E No Palindromes brute force constructive algorithms greedy hashing implementation strings	0 / 0	(无)
	9362	P1952J Help, what does it mean to be "Based" 2-sat binary search bitmasks brute force chinese remainder theorem combinatorics constructive algorithms data structures dfs and similar divide and conquer dp dsu expression parsing fft flows games geometry graph matchings graphs greedy hashing implementation interactive math matrices meet-in-the-middle number theory probabilities schedules shortest paths sortings string suffix structures strings ternary search trees two pointers	0 / 0	(无)
	9403	P1957F1 Frequency Mismatch (Easy Version) binary search data structures hashing trees	0 / 0	(无)
	9402	P1957F2 Frequency Mismatch (Hard Version) binary search data structures dfs and similar hashing trees	0 / 0	(无)
	9434	P1968G1 Division + LCP (easy version) binary search hashing string suffix structures strings	0 / 0	(无)
	9433	P1968G2 Division + LCP (hard version) binary search data structures hashing string suffix structures strings	0 / 0	(无)
	9503	P1977D XORificator bitmasks brute force hashing	0 / 0	(无)
	9529	P1979D Fixing a Binary String bitmasks brute force constructive algorithms greedy hashing strings	0 / 0	(无)

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