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Problemset

52 problems · filtered by 2 tags

#	Name	Rating↕	Solved↕
2233E1	Permutation Transmission (Easy Version) bitmasks combinatorics sortings	2200	1.2k
2233E2	Permutation Transmission (Difficult Version) bitmasks combinatorics sortings	2300	1.1k
2184E	Exquisite Array combinatorics data structures dsu sortings	1800	6.2k
2138D	Antiamuny and Slider Movement brute force combinatorics implementation math sortings	2600	682
2137F	Prefix Maximum Invariance binary search combinatorics data structures sortings	1900	4.2k
2064E	Mycraft Sand Sort combinatorics data structures dsu greedy math sortings	2400	1.5k
2038F	Alternative Platforms combinatorics data structures fft math sortings	2500	492
2034F1	Khayyam's Royal Decree (Easy Version) combinatorics dp math sortings	2500	910
2034F2	Khayyam's Royal Decree (Hard Version) combinatorics dp math sortings	2800	610
1954D	Colored Balls combinatorics dp math sortings	1800	8.3k
1922B	Forming Triangles combinatorics constructive algorithms math sortings	1200	23.7k
1876B	Effects of Anti Pimples combinatorics number theory sortings	1500	10.3k
1857G	Counting Graphs combinatorics divide and conquer dsu graphs greedy sortings trees	2000	5.6k
1850G	The Morning Star combinatorics data structures geometry implementation math sortings	1500	15.8k
1833F	Ira and Flamenco combinatorics constructive algorithms data structures implementation math sortings two pointers	1700	10.6k
1830C	Hyperregular Bracket Strings combinatorics greedy hashing math number theory sortings	2400	2.3k
1827A	Counting Orders combinatorics math sortings two pointers	1100	30.6k
1780F	Three Chairs bitmasks brute force combinatorics data structures dp number theory sortings	2300	2k
1771A	Hossam and Combinatorics combinatorics math sortings	900	25.6k
1726G	A Certain Magical Party combinatorics data structures greedy sortings	3300	444
1705D	Mark and Lightbulbs combinatorics constructive algorithms greedy math sortings	1800	7.2k
1698E	PermutationForces II brute force combinatorics greedy sortings trees two pointers	2300	1.9k
1671E	Preorder combinatorics divide and conquer dp dsu hashing sortings trees	2100	3.3k
1662N	Drone Photo combinatorics math sortings	unrated	952
1648A	Weird Sum combinatorics data structures geometry math matrices sortings	1400	19.8k
1612G	Max Sum Array combinatorics constructive algorithms greedy sortings	2500	1k
1552B	Running for Gold combinatorics graphs greedy sortings	1500	17.1k
1552C	Maximize the Intersections combinatorics constructive algorithms geometry greedy sortings	1800	6.3k
1550D	Excellent Arrays binary search combinatorics constructive algorithms implementation math sortings two pointers	2300	2.1k
1513E	Cost Equilibrium combinatorics constructive algorithms math sortings	2300	1.8k
1485F	Copy or Prefix Sum combinatorics data structures dp sortings	2400	2.4k
1475E	Advertising Agency combinatorics math sortings	1600	18.4k
1462E1	Close Tuples (easy version) binary search combinatorics math sortings two pointers	1500	15.4k
1462E2	Close Tuples (hard version) binary search combinatorics implementation math sortings two pointers	1700	11.6k
1444B	Divide and Sum combinatorics math sortings	1900	6.8k
1420D	Rescue Nibel! combinatorics data structures sortings	1800	8.4k
1371E1	Asterism (Easy Version) binary search brute force combinatorics math number theory sortings	1900	5.5k
1371E2	Asterism (Hard Version) binary search combinatorics dp math number theory sortings	2300	2.5k
1284B	New Year and Ascent Sequence binary search combinatorics data structures dp implementation sortings	1400	11.6k
1284E	New Year and Castle Construction combinatorics geometry math sortings	2500	1.4k
1197E	Culture Code binary search combinatorics data structures dp shortest paths sortings	2300	1.9k
1167F	Scalar Queries combinatorics data structures math sortings	2300	1.9k
1102E	Monotonic Renumeration combinatorics sortings	1700	7.1k
1007A	Reorder the Array combinatorics data structures math sortings two pointers	1300	13.2k
840A	Leha and Function combinatorics greedy math number theory sortings	1300	7.6k
817B	Makes And The Product combinatorics implementation math sortings	1500	6.5k
652C	Foe Pairs combinatorics sortings two pointers	1800	3.8k
596C	Wilbur and Points combinatorics greedy sortings	1700	2.3k
552D	Vanya and Triangles brute force combinatorics data structures geometry math sortings	1900	4.9k
459B	Pashmak and Flowers combinatorics implementation sortings	1300	48.5k
353B	Two Heaps combinatorics constructive algorithms greedy implementation math sortings	1900	2.4k
272D	Dima and Two Sequences combinatorics math sortings	1600	2.9k

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