ID	题目显示标签隐藏标签	AC / 尝试	难度
538	P1765E Exchange brute force math *1000	0 / 0	普及-
531	P1765L Project Manager brute force data structures implementation *2400	0 / 0	NOI
528	P1766A Extremely Round brute force implementation *800	0 / 0	普及-
524	P1766E Decomposition binary search brute force data structures divide and conquer dp two pointers *2300	0 / 0	省选
518	P1767E Algebra Flash bitmasks brute force dp graphs math meet-in-the-middle trees *2500	0 / 0	NOI
510	P1770A Koxia and Whiteboards brute force greedy *1000	0 / 0	普及-
508	P1770C Koxia and Number Theory brute force chinese remainder theorem math number theory *1700	0 / 0	普及
499	P1771D Hossam and (sub-)palindromic tree brute force data structures dfs and similar dp strings trees *2100	0 / 0	提高
498	P1771E Hossam and a Letter brute force dp implementation two pointers *2500	0 / 0	NOI
421	P1773I Interactive Factorial Guessing brute force games implementation interactive *2500	0 / 0	NOI
414	P1774D Same Count One brute force constructive algorithms greedy implementation two pointers *1600	0 / 0	普及
412	P1774F1 Magician and Pigs (Easy Version) brute force data structures implementation *2400	0 / 0	NOI
411	P1774F2 Magician and Pigs (Hard Version) binary search brute force data structures implementation *2700	0 / 0	CTSC
410	P1774G Segment Covering brute force combinatorics constructive algorithms data structures dp trees *3200	0 / 0	CTSC
408	P1775A1 Gardener and the Capybaras (easy version) brute force constructive algorithms implementation *800	1 / 1	普及-
379	P1778C Flexible String bitmasks brute force strings *1600	0 / 0	普及
368	P1779H Olympic Team Building brute force meet-in-the-middle *3500	0 / 0	CTSC
366	P1780B GCD Partition brute force greedy math number theory *1100	0 / 0	普及-
364	P1780E Josuke and Complete Graph binary search brute force data structures math number theory *2400	0 / 0	NOI
363	P1780F Three Chairs bitmasks brute force combinatorics data structures dp number theory sortings *2300	0 / 0	省选
360	P1781B Going to the Cinema brute force greedy sortings *1000	0 / 0	普及-
359	P1781C Equal Frequencies brute force constructive algorithms greedy implementation sortings strings *1600	0 / 0	普及
358	P1781D Many Perfect Squares brute force math number theory *1800	0 / 0	普及
357	P1781E Rectangle Shrinking binary search brute force data structures greedy implementation two pointers *2300	0 / 0	省选
349	P1783D Different Arrays brute force dp implementation *2000	0 / 0	提高
348	P1783E Game of the Year brute force data structures math number theory *2300	0 / 0	省选
345	P1784A Monsters (easy version) brute force greedy *1000	0 / 0	普及-
341	P1784E Infinite Game brute force combinatorics dp games probabilities *3100	0 / 0	CTSC
337	P1786B Cake Assembly Line brute force sortings *1300	0 / 0	普及-
330	P1787G Colorful Tree Again brute force data structures trees *3000	0 / 0	CTSC
327	P1788A One and Two brute force implementation math *800	0 / 0	普及-
324	P1788D Moving Dots binary search brute force combinatorics math two pointers *2000	0 / 0	提高
321	P1789A Serval and Mocha's Array brute force math number theory *800	0 / 0	普及-
320	P1789B Serval and Inversion Magic brute force implementation strings two pointers *800	0 / 0	普及-
318	P1789D Serval and Shift-Shift-Shift bitmasks brute force constructive algorithms implementation *2200	0 / 0	省选
317	P1789E Serval and Music Game brute force dp implementation math number theory *2500	0 / 0	NOI
316	P1789F Serval and Brain Power bitmasks brute force dp greedy implementation strings *2700	0 / 0	CTSC
313	P1790C Premutation brute force implementation math *1000	0 / 0	普及-
310	P1790F Timofey and Black-White Tree brute force dfs and similar divide and conquer graphs greedy math shortest paths trees *2100	0 / 0	提高
305	P1791D Distinct Split brute force greedy strings *1000	0 / 0	普及-
303	P1791F Range Update Point Query binary search brute force data structures *1500	0 / 0	普及
298	P1792C Min Max Sort binary search brute force greedy math two pointers *1500	0 / 0	普及
296	P1792E Divisors and Table brute force dfs and similar dp number theory *2400	0 / 0	NOI
294	P1792F2 Graph Coloring (hard version) brute force combinatorics divide and conquer dp fft graphs *2900	0 / 0	CTSC
288	P1793F Rebrending brute force data structures divide and conquer implementation *2600	0 / 0	CTSC
282	P1795A Two Towers brute force implementation strings *800	0 / 0	普及-
281	P1795B Ideal Point brute force geometry greedy *900	0 / 0	普及-
275	P1796A Typical Interview Problem brute force implementation strings *800	0 / 0	普及-
270	P1796F Strange Triples brute force math number theory *2900	0 / 0	CTSC
266	P1797D Li Hua and Tree brute force data structures dfs and similar dp implementation trees *1900	0 / 0	普及
265	P1797E Li Hua and Array brute force data structures dsu math number theory two pointers *2300	0 / 0	省选
262	P1798B Three Sevens brute force data structures greedy implementation *1000	0 / 0	普及-
259	P1798E Multitest Generator brute force dp *2300	0 / 0	省选
256	P1799B Equalize by Divide brute force constructive algorithms greedy math *1200	0 / 0	普及-
251	P1799F Halve or Subtract binary search brute force dp greedy sortings *2700	0 / 0	CTSC
243	P1800E1 Unforgivable Curse (easy version) brute force constructive algorithms dsu graphs greedy strings *1400	0 / 0	普及-
242	P1800E2 Unforgivable Curse (hard version) brute force constructive algorithms dfs and similar dsu graphs greedy strings *1500	0 / 0	普及
228	P1804C Pull Your Luck brute force greedy math number theory *1500	0 / 0	普及
227	P1804D Accommodation brute force dp greedy implementation *2000	0 / 0	提高
226	P1804E Routing bitmasks brute force dfs and similar dp graphs *2400	0 / 0	NOI
222	P1805A We Need the Zero bitmasks brute force *800	0 / 0	普及-
218	P1805E There Should Be a Lot of Maximums brute force data structures dfs and similar dp trees two pointers *2300	0 / 0	省选
217	P1805F1 Survival of the Weakest (easy version) binary search brute force implementation math sortings *2600	0 / 0	CTSC
213	P1806C Sequence Master brute force constructive algorithms math *1600	0 / 0	普及
211	P1806E Tree Master brute force data structures dfs and similar trees *2200	0 / 0	省选
203	P1807F Bouncy Ball brute force dfs and similar implementation *1700	0 / 0	普及
202	P1807G1 Subsequence Addition (Easy Version) brute force data structures dp greedy implementation sortings *1100	0 / 0	普及-
200	P1808A Lucky Numbers brute force implementation *900	0 / 0	普及-
198	P1808C Unlucky Numbers brute force dp greedy implementation *1900	0 / 0	普及
197	P1808D Petya, Petya, Petr, and Palindromes binary search brute force data structures two pointers *2100	0 / 0	提高
194	P1808E3 Minibuses on Venus (hard version) brute force combinatorics dp math *2800	0 / 0	CTSC
186	P1810A Beautiful Sequence brute force greedy *800	0 / 0	普及-
184	P1810C Make It Permutation brute force greedy sortings *1300	0 / 0	普及-
182	P1810E Monsters brute force data structures dfs and similar dsu graphs greedy *2100	0 / 0	提高
7748	P1812B Was it Rated? special problem special problem *special problem brute force implementation	0 / 0	暂无评定
169	P1814B Long Legs brute force math *1700	0 / 0	普及
167	P1814D Balancing Weapons binary search brute force data structures math two pointers *2500	0 / 0	NOI
165	P1814F Communication Towers brute force divide and conquer dsu *2700	0 / 0	CTSC
163	P1815B Sum Graph brute force constructive algorithms graphs implementation interactive shortest paths trees *2000	0 / 0	提高
155	P1817B Fish Graph brute force constructive algorithms dfs and similar graphs *1900	0 / 0	普及
152	P1817E Half-sum brute force divide and conquer greedy *3400	0 / 0	CTSC
148	P1819A Constructive Problem brute force greedy *1300	0 / 0	普及-
145	P1819D Misha and Apples brute force data structures dp two pointers *2800	0 / 0	CTSC
139	P1821B Sort the Subarray brute force greedy *1100	0 / 0	普及-
138	P1821C Tear It Apart brute force implementation math strings *1300	0 / 0	普及-
137	P1821D Black Cells binary search brute force greedy math *1900	0 / 0	普及
136	P1821E Rearrange Brackets brute force dp greedy sortings strings *2100	0 / 0	提高
134	P1822A TubeTube Feed brute force implementation *800	0 / 0	普及-
129	P1822F Gardening Friends brute force dfs and similar dp graphs trees *1700	0 / 0	普及
128	P1822G1 Magic Triples (Easy Version) brute force data structures math number theory *1700	0 / 0	普及
127	P1822G2 Magic Triples (Hard Version) brute force data structures math number theory *2200	0 / 0	省选
125	P1823B Sort with Step brute force math sortings *900	0 / 0	普及-
122	P1823E Removing Graph brute force dp games graphs math *2500	0 / 0	NOI
112	P1826A Trust Nobody brute force greedy implementation sortings *1200	0 / 0	普及-
109	P1826D Running Miles brute force dp greedy *1700	0 / 0	普及
108	P1826E Walk the Runway bitmasks brute force data structures dp graphs implementation sortings *2400	0 / 0	NOI
103	P1827C Palindrome Partition binary search brute force data structures dp hashing strings *2600	0 / 0	CTSC
94	P1829D Gold Rush brute force dfs and similar dp implementation *1000	0 / 0	普及-
88	P1830B The BOSS Can Count Pairs brute force math *2000	0 / 0	提高
86	P1830D Mex Tree brute force dp trees *2800	0 / 0	CTSC

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