ID	题目显示标签隐藏标签	AC / 尝试	难度
8806	P4B Before an Exam constructive algorithms greedy *1200	0 / 0	普及-
8801	P5C Longest Regular Bracket Sequence constructive algorithms data structures dp greedy sortings strings *1900	0 / 0	普及
8793	P7A Kalevitch and Chess brute force constructive algorithms *1100	0 / 0	普及-
8787	P8B Obsession with Robots constructive algorithms graphs implementation *1400	0 / 0	普及-
8774	P10E Greedy Change constructive algorithms *2600	0 / 0	CTSC
8773	P11A Increasing Sequence constructive algorithms implementation math *900	0 / 0	普及-
8764	P12E Start of the season constructive algorithms *2100	0 / 0	提高
8756	P14C Four Segments brute force constructive algorithms geometry implementation math *1700	0 / 0	普及
8715	P23B Party constructive algorithms graphs math *1600	0 / 0	普及
8714	P23C Oranges and Apples constructive algorithms sortings *2500	0 / 0	NOI
8699	P26C Parquet combinatorics constructive algorithms greedy implementation *2000	0 / 0	提高
8697	P26E Multithreading constructive algorithms *2400	0 / 0	NOI
8694	P27C Unordered Subsequence constructive algorithms greedy *1900	0 / 0	普及
8683	P29D Ant on the Tree constructive algorithms dfs and similar trees *2000	0 / 0	提高
8677	P30E Tricky and Clever Password binary search constructive algorithms data structures greedy hashing strings *2800	0 / 0	CTSC
8647	P36E Two Paths constructive algorithms dsu graphs implementation *2600	0 / 0	CTSC
8622	P40A Find Color constructive algorithms geometry implementation math *1300	0 / 0	普及-
8613	P41E 3-cycles constructive algorithms graphs greedy *1900	0 / 0	普及
8610	P42C Safe cracking brute force constructive algorithms *2200	0 / 0	省选
8609	P42D Strange town constructive algorithms math *2300	0 / 0	省选
8604	P43D Journey brute force constructive algorithms implementation *2000	0 / 0	提高
8593	P44J Triminoes constructive algorithms greedy *2000	0 / 0	提高
8588	P45E Director constructive algorithms greedy *2000	0 / 0	提高
8583	P45J Planting Trees constructive algorithms *1800	0 / 0	普及
8563	P48H Black and White constructive algorithms *2800	0 / 0	CTSC
8560	P49C Disposition constructive algorithms math *1700	0 / 0	普及
8541	P53C Little Frog constructive algorithms *1200	0 / 0	普及-
8510	P59D Team Arrangement constructive algorithms greedy implementation *2000	0 / 0	提高
8490	P63D Dividing Island constructive algorithms *1900	0 / 0	普及
8471	P66D Petya and His Friends constructive algorithms math number theory *1700	0 / 0	普及
8425	P74E Shift It! constructive algorithms *2800	0 / 0	CTSC
8407	P78B Easter Eggs constructive algorithms implementation *1200	0 / 0	普及-
8393	P81D Polycarp's Picture Gallery constructive algorithms greedy *2100	0 / 0	提高
8390	P82B Sets constructive algorithms hashing implementation *1700	0 / 0	普及
8379	P85A Domino constructive algorithms implementation *1300	0 / 0	普及-
8373	P86B Tetris revisited constructive algorithms graph matchings greedy math *2200	0 / 0	省选
8352	P91D Grocer's Problem constructive algorithms graphs greedy *2600	0 / 0	CTSC
8333	P97B Superset constructive algorithms divide and conquer *2300	0 / 0	省选
8326	P98D Help Monks constructive algorithms *2500	0 / 0	NOI
8303	P103C Russian Roulette constructive algorithms greedy *1900	0 / 0	普及
8279	P109D Lucky Sorting constructive algorithms sortings *2000	0 / 0	提高
8276	P110B Lucky String constructive algorithms strings *1100	0 / 0	普及-
8248	P118B Present from Lena constructive algorithms implementation *1000	0 / 0	普及-
8243	P119B Before Exam constructive algorithms implementation sortings *1900	0 / 0	普及
8213	P125C Hobbits' Party constructive algorithms greedy *1600	0 / 0	普及
8212	P125D Two progressions constructive algorithms greedy *2200	0 / 0	省选
8208	P126C E-reader Display constructive algorithms greedy *2000	0 / 0	提高
8202	P128B String brute force constructive algorithms hashing implementation string suffix structures strings *2100	0 / 0	提高
8200	P128D Numbers constructive algorithms implementation *2000	0 / 0	提高
8177	P132D Constants in the language of Shakespeare constructive algorithms dp greedy *2100	0 / 0	提高
8171	P134C Swaps constructive algorithms graphs greedy *2200	0 / 0	省选
8168	P135C Zero-One constructive algorithms games greedy *1900	0 / 0	普及
8143	P141C Queue constructive algorithms greedy sortings *1800	0 / 0	普及
8141	P141E Clearing Up constructive algorithms dp dsu graphs *2300	0 / 0	省选
8139	P142B Help General constructive algorithms greedy implementation *1800	0 / 0	普及
8127	P145B Lucky Number 2 constructive algorithms *1800	0 / 0	普及
8119	P148A Insomnia cure constructive algorithms implementation math *800	0 / 0	普及-
8117	P148C Terse princess constructive algorithms greedy *1700	0 / 0	普及
8084	P156B Suspects constructive algorithms data structures implementation *1600	0 / 0	普及
8062	P161B Discounts constructive algorithms greedy sortings *1700	0 / 0	普及
8019	P171A Mysterious numbers - 1 special problem constructive algorithms 1200	0 / 0	普及-
8003	P173D Deputies constructive algorithms graphs greedy implementation *2500	0 / 0	NOI
7990	P176C Playing with Superglue combinatorics constructive algorithms *2000	0 / 0	提高
7950	P180F Mathematical Analysis Rocks! constructive algorithms implementation math *1200	0 / 0	普及-
7942	P183A Headquarters constructive algorithms math *1700	0 / 0	普及
7903	P193A Cutting Figure constructive algorithms graphs trees *1700	0 / 0	普及
7901	P193C Hamming Distance constructive algorithms greedy math matrices *2400	0 / 0	NOI
7889	P196C Paint Tree constructive algorithms divide and conquer geometry sortings trees *2200	0 / 0	省选
7886	P197A Plate Game constructive algorithms games math *1600	0 / 0	普及
7881	P198D Cube Snake constructive algorithms *2700	0 / 0	CTSC
7879	P199A Hexadecimal's theorem brute force constructive algorithms implementation number theory *900	0 / 0	普及-
7872	P201A Clear Symmetry constructive algorithms dp math *1700	0 / 0	普及
7828	P209B Pixels constructive algorithms math *2100	0 / 0	提高
7827	P209C Trails and Glades constructive algorithms dsu graphs greedy *2400	0 / 0	NOI
7818	P213D Stars constructive algorithms geometry *2300	0 / 0	省选
7815	P214B Hometask brute force constructive algorithms greedy math *1600	0 / 0	普及
7799	P218A Mountain Scenery brute force constructive algorithms implementation *1100	0 / 0	普及-
7791	P220B Little Elephant and Array constructive algorithms data structures *1800	0 / 0	普及
7773	P225A Dice Tower constructive algorithms greedy *1100	0 / 0	普及-
7765	P226D The table constructive algorithms greedy *2100	0 / 0	提高
7720	P231B Magic, Wizardry and Wonders constructive algorithms greedy *1500	0 / 0	普及
7716	P232A Cycles binary search constructive algorithms graphs greedy *1600	0 / 0	普及
7714	P232C Doe Graphs constructive algorithms divide and conquer dp graphs shortest paths *2600	0 / 0	CTSC
7703	P234G Practice constructive algorithms divide and conquer implementation *1600	0 / 0	普及
7702	P234H Merging Two Decks constructive algorithms greedy *2000	0 / 0	提高
7689	P238A Not Wool Sequences constructive algorithms math *1300	0 / 0	普及-
7688	P238B Boring Partition constructive algorithms *1800	0 / 0	普及
7674	P241G Challenging Balloons constructive algorithms *1900	0 / 0	普及
7658	P245D Restoring Table constructive algorithms greedy *1500	0 / 0	普及
7653	P246A Buggy Sorting constructive algorithms greedy sortings *900	0 / 0	普及-
7651	P246C Beauty Pageant brute force constructive algorithms greedy *1600	0 / 0	普及
7624	P254A Cards with Numbers constructive algorithms sortings *1200	0 / 0	普及-
7598	P260C Balls and Boxes constructive algorithms greedy implementation *1700	0 / 0	普及
7597	P260D Black and White Tree constructive algorithms dsu graphs greedy trees *2100	0 / 0	提高
7593	P261C Maxim and Matrix constructive algorithms dp math *2000	0 / 0	提高
7583	P264A Escape from Stones constructive algorithms data structures implementation two pointers *1200	0 / 0	普及-
7575	P266B Queue at the School constructive algorithms graph matchings implementation shortest paths *800	0 / 0	普及-
7574	P266C Below the Diagonal constructive algorithms greedy math *2100	0 / 0	提高
7566	P268C Beautiful Sets of Points constructive algorithms implementation *1500	0 / 0	普及
7561	P269C Flawed Flow constructive algorithms flows graphs greedy *2100	0 / 0	提高

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