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722 problems · filtered by 2 tags

#	Name	Rating↕	Solved↕
985D	Sand Fortress binary search constructive algorithms math	2100	2.9k
959D	Mahmoud and Ehab and another array construction task constructive algorithms greedy math number theory	1900	3.3k
949B	A Leapfrog in the Array constructive algorithms math	1700	3.8k
925C	Big Secret constructive algorithms math	2200	1.4k
910C	Minimum Sum constructive algorithms greedy math	1700	2.2k
909B	Segments constructive algorithms math	1300	6.8k
906B	Seating of Students brute force constructive algorithms math	2200	1.3k
901B	GCD of Polynomials constructive algorithms math	2200	1.7k
899A	Splitting in Teams constructive algorithms greedy math	800	11.2k
899C	Dividing the numbers constructive algorithms graphs math	1300	9.1k
899D	Shovel Sale constructive algorithms math	1800	3.3k
894B	Ralph And His Magic Field combinatorics constructive algorithms math number theory	1800	4.7k
894C	Marco and GCD Sequence constructive algorithms math	1900	4.7k
854A	Fraction brute force constructive algorithms math	800	14.7k
854B	Maxim Buys an Apartment constructive algorithms math	1200	8.6k
850D	Tournament Construction constructive algorithms dp graphs greedy math	2800	498
843C	Upgrading Tree constructive algorithms dfs and similar graphs math trees	2600	416
830E	Perpetual Motion Machine constructive algorithms dp graphs implementation math trees	3100	373
820B	Mister B and Angle in Polygon constructive algorithms geometry math	1300	5.5k
815B	Karen and Test brute force combinatorics constructive algorithms math	2200	1.7k
804A	Find Amir constructive algorithms greedy math	1000	16.6k
803C	Maximal GCD constructive algorithms greedy math	1900	5.9k
779A	Pupils Redistribution constructive algorithms math	1000	9.8k
777A	Shell Game constructive algorithms implementation math	1000	11k
773C	Prairie Partition binary search constructive algorithms greedy math	2200	1k
772C	Vulnerable Kerbals constructive algorithms dp graphs math number theory	2300	1.5k
766B	Mahmoud and a Triangle constructive algorithms geometry greedy math number theory sortings	1000	38.9k
766E	Mahmoud and a xor trip bitmasks constructive algorithms data structures dfs and similar dp math trees	2100	3.6k
765D	Artsem and Saunders constructive algorithms dsu math	1700	2.6k
761A	Dasha and Stairs brute force constructive algorithms implementation math	1000	15.2k
758C	Unfair Poll binary search constructive algorithms implementation math	1700	4.1k
758D	Ability To Convert constructive algorithms dp greedy math strings	2000	3k
748C	Santa Claus and Robot constructive algorithms math	1400	5k
746C	Tram constructive algorithms implementation math	1600	3.9k
746D	Green and Black Tea constructive algorithms greedy math	1500	5.4k
743C	Vladik and fractions brute force constructive algorithms math number theory	1500	13.6k
737F	Dirty plates constructive algorithms math	3300	85
736E	Chess Championship constructive algorithms flows greedy math	2900	234
735C	Tennis Championship combinatorics constructive algorithms greedy math	1600	8.1k
734F	Anton and School bitmasks constructive algorithms implementation math	2500	1.4k
733E	Sleep in Class constructive algorithms data structures math two pointers	2400	1.1k
732A	Buy a Shovel brute force constructive algorithms implementation math	800	91k
732C	Sanatorium binary search constructive algorithms greedy implementation math	1200	10.2k
729D	Sea Battle constructive algorithms greedy math	1700	4.1k
727C	Guess the Array constructive algorithms interactive math	1400	9.2k
721D	Maxim and Array constructive algorithms data structures greedy math	2000	2.5k
715A	Plus and Square Root constructive algorithms math	1600	5.9k
710C	Magic Odd Square constructive algorithms math	1500	5.6k
708B	Recover the String constructive algorithms greedy implementation math	1900	3.5k
688B	Lovely Palindromes constructive algorithms math	1000	36.4k
682A	Alyona and Numbers constructive algorithms math number theory	1100	24.3k
679A	Bear and Prime 100 constructive algorithms interactive math	1400	15.8k
675B	Restoring Painting brute force constructive algorithms math	1400	7.8k
670A	Holidays brute force constructive algorithms greedy math	900	18.8k
663A	Rebus constructive algorithms expression parsing greedy math	1800	3.8k
662D	International Olympiad constructive algorithms greedy implementation math	2000	1.7k
652F	Ants on a Circle constructive algorithms math	2800	751
638A	Home Numbers *special constructive algorithms math	1100	4.4k
633B	A Trivial Problem brute force constructive algorithms math number theory	1300	7.3k
626B	Cards constructive algorithms dp math	1300	7k
625D	Finals in arithmetic constructive algorithms implementation math	2400	708
621D	Rat Kwesh and Cheese brute force constructive algorithms math	2400	1.1k
613C	Necklace constructive algorithms math	2500	1.1k
612E	Square Root of Permutation combinatorics constructive algorithms dfs and similar graphs math	2200	2.1k
593C	Beautiful Function constructive algorithms math	2200	338
584E	Anton and Ira constructive algorithms greedy math	2300	1.5k
581D	Three Logos bitmasks brute force constructive algorithms geometry implementation math	1700	4.9k
570B	Simple Game constructive algorithms games greedy implementation math	1300	17k
557B	Pasha and Tea constructive algorithms implementation math sortings	1500	7.5k
553B	Kyoya and Permutation binary search combinatorics constructive algorithms greedy implementation math	1900	2.3k
550E	Brackets in Implications constructive algorithms greedy implementation math	2200	1.5k
546D	Soldier and Number Game constructive algorithms dp math number theory	1700	14.1k
542C	Idempotent functions constructive algorithms graphs math	2000	1.3k
538G	Berserk Robot constructive algorithms math sortings	3100	634
534A	Exam constructive algorithms implementation math	1100	13k
525B	Pasha and String constructive algorithms greedy math strings	1400	10.3k
513A	Game constructive algorithms math	800	21.9k
509D	Restoring Numbers constructive algorithms math	2200	832
500C	New Year Book Reading constructive algorithms greedy implementation math	1600	6.1k
493D	Vasya and Chess constructive algorithms games math	1700	10.3k
488B	Candy Boxes brute force constructive algorithms math	1900	2.3k
487C	Prefix Product Sequence constructive algorithms math number theory	2300	3.2k
478B	Random Teams combinatorics constructive algorithms greedy math	1300	41.9k
476D	Dreamoon and Sets constructive algorithms greedy math	1900	5.1k
472F	Design Tutorial: Change the Goal constructive algorithms math matrices	2700	318
468A	24 Game constructive algorithms greedy math	1500	8.6k
468C	Hack it! binary search constructive algorithms math	2500	2.8k
460D	Little Victor and Set brute force constructive algorithms math	2300	1.1k
459C	Pashmak and Buses combinatorics constructive algorithms math	1900	6.5k
457E	Flow Optimality constructive algorithms flows math	3000	132
441D	Valera and Swaps constructive algorithms dsu graphs implementation math string suffix structures	2100	1.3k
417E	Square Table constructive algorithms math probabilities	2400	964
397B	On Corruption and Numbers constructive algorithms implementation math	unrated	836
388B	Fox and Minimal path bitmasks constructive algorithms graphs implementation math	1900	2.6k
369B	Valera and Contest constructive algorithms implementation math	1400	6.9k
361B	Levko and Permutation constructive algorithms math number theory	1200	8.8k
359B	Permutation constructive algorithms dp math	1400	8.8k
353B	Two Heaps combinatorics constructive algorithms greedy implementation math sortings	1900	2.4k
303A	Lucky Permutation Triple constructive algorithms implementation math	1300	8.6k
286A	Lucky Permutation constructive algorithms math	1400	3.5k

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