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Problemset

279 problems · filtered by 2 tags

#	Name	Rating↕	Solved↕
2241G	Summmon binary search data structures greedy implementation math number theory	2400	831
2236G	Criterion in Burlandia binary search bitmasks brute force data structures dfs and similar divide and conquer implementation trees two pointers	2600	385
2230E	Minimum Influence binary search data structures greedy implementation math sortings two pointers	2100	1.5k
2230F	Game on Growing Tree binary search dfs and similar divide and conquer dp games implementation trees	2700	510
2228C1	Cirno and Number (Easy Version) binary search brute force dp greedy implementation	1500	8k
2228C2	Cirno and Number (Hard Version) binary search dfs and similar dp greedy implementation	1600	6.1k
2228D	Sanae, Cross and Color binary search data structures implementation	1900	2.8k
2227D	Palindromex binary search brute force constructive algorithms data structures greedy implementation two pointers	1200	13.9k
2215B	RReeppeettiittiioonn binary search brute force implementation math number theory	2000	1.3k
2185E	The Robotic Rush binary search greedy implementation two pointers	1500	11k
2171D	Rae Taylor and Trees (easy version) binary search data structures dp dsu greedy implementation trees	1400	12.3k
2171F	Rae Taylor and Trees (hard version) binary search constructive algorithms data structures dp dsu greedy implementation trees	1600	7.6k
2169D1	Removal of a Sequence (Easy Version) binary search implementation math number theory	1500	9k
2169D2	Removal of a Sequence (Hard Version) binary search divide and conquer greedy implementation math number theory	2100	2.4k
2167E	khba Loves to Sleep! binary search data structures geometry greedy implementation	1600	9.6k
2163D1	Diadrash (Easy Version) binary search brute force divide and conquer implementation interactive	2100	2.8k
2157E	Adjusting Drones binary search brute force data structures dp dsu greedy implementation sortings	1900	4.6k
2156B	Strange Machine binary search brute force greedy implementation	1000	21.6k
2132D	From 1 to Infinity binary search dp implementation math	1600	9.2k
2127G2	Inter Active (Hard Version) binary search bitmasks constructive algorithms graphs implementation interactive math probabilities	3500	126
2121H	Ice Baby binary search brute force data structures dp implementation sortings	2300	2.3k
2118D2	Red Light, Green Light (Hard version) binary search brute force data structures dfs and similar dp graphs implementation math number theory	2200	2.6k
2113D	Cheater binary search constructive algorithms greedy implementation	2200	3k
2111E	Changing the String binary search data structures greedy implementation sortings strings	1900	5.5k
2108C	Neo's Escape binary search brute force data structures dp dsu graphs greedy implementation	1500	15.1k
2108D	Needle in a Numstack binary search brute force implementation interactive	2200	2.5k
2107C	Maximum Subarray Sum binary search constructive algorithms dp implementation math	1500	12.5k
2106G2	Baudelaire (hard version) binary search dfs and similar divide and conquer implementation interactive trees	2500	647
2104F	Numbers and Strings binary search brute force dfs and similar dp implementation math	2600	742
2103C	Median Splits binary search greedy implementation sortings	1600	11k
2084E	Blossom binary search combinatorics dp implementation math two pointers	2400	1.8k
2075F	Beautiful Sequence Returns binary search brute force data structures implementation	3000	529
2066E	Tropical Season binary search data structures greedy implementation	3300	429
2063D	Game With Triangles binary search brute force data structures geometry greedy implementation math ternary search two pointers	2000	5.2k
2049E	Broken Queries binary search bitmasks brute force constructive algorithms implementation interactive	2400	1.6k
2044E	Insane Problem binary search greedy implementation math number theory	1300	18.6k
2042E	Vertex Pairs binary search brute force data structures dfs and similar divide and conquer greedy implementation trees	2900	535
2041I	Auto Complete binary search data structures hashing implementation sortings strings trees	2300	688
2038D	Divide OR Conquer binary search bitmasks data structures dp implementation	2400	888
2035D	Yet Another Real Number Problem binary search data structures divide and conquer greedy implementation math	1800	5.9k
2035E	Monster binary search brute force constructive algorithms greedy implementation math ternary search	2300	2k
2031D	Penchick and Desert Rabbit binary search data structures dfs and similar dp dsu greedy implementation two pointers	1700	10.1k
2030F	Orangutan Approved Subarrays binary search data structures dp greedy implementation two pointers	2400	1.2k
2028B	Alice's Adventures in Permuting binary search implementation math	1400	13.6k
2027D1	The Endspeaker (Easy Version) binary search dp graphs greedy implementation two pointers	1700	7.1k
2027D2	The Endspeaker (Hard Version) binary search data structures dp greedy implementation two pointers	2200	1.9k
2026C	Action Figures binary search brute force constructive algorithms data structures greedy implementation	1500	12.9k
2026D	Sums of Segments binary search data structures dp implementation math	1900	6.1k
2025C	New Game binary search brute force greedy implementation sortings two pointers	1300	19.4k
2022D1	Asesino (Easy Version) binary search brute force constructive algorithms implementation interactive	1900	4.1k
2018B	Speedbreaker binary search data structures dp greedy implementation two pointers	1900	5.3k
2013F1	Game in Tree (Easy Version) binary search brute force data structures dp games greedy implementation trees	2700	679
2005D	Alter the GCD binary search brute force data structures divide and conquer implementation number theory	2400	1.3k
2004D	Colored Portals binary search brute force data structures graphs greedy implementation shortest paths	1600	13.5k
2000H	Ksyusha and the Loaded Set binary search brute force data structures implementation	2200	2.4k
1998C	Perform Operations to Maximize Score binary search brute force constructive algorithms greedy implementation	1900	7.2k
1998E2	Eliminating Balls With Merging (Hard Version) binary search brute force data structures divide and conquer greedy implementation	2500	927
1997E	Level Up binary search brute force data structures divide and conquer implementation	2200	3.9k
1988E	Range Minimum Sum binary search brute force data structures divide and conquer implementation	2300	1.9k
1983C	Have Your Cake and Eat It Too binary search brute force greedy implementation	1400	14.9k
1979E	Manhattan Triangle binary search constructive algorithms data structures geometry implementation two pointers	2400	1.9k
1976C	Job Interview binary search dp greedy implementation two pointers	1600	12.6k
1976D	Invertible Bracket Sequences binary search combinatorics data structures divide and conquer implementation two pointers	2000	5.9k
1975E	Chain Queries binary search data structures dfs and similar implementation trees	2100	2.9k
1974F	Cutting Game binary search brute force data structures implementation sortings two pointers	1900	4.5k
1971F	Circle Perimeter binary search brute force dfs and similar geometry implementation math	1600	12.7k
1967A	Permutation Counting binary search greedy implementation math sortings	1400	15.2k
1967D	Long Way to be Non-decreasing binary search dfs and similar graphs implementation shortest paths two pointers	2800	998
1954E	Chain Reaction binary search data structures dsu greedy implementation math number theory	2200	3k
1946C	Tree Cutting binary search dp greedy implementation trees	1600	14.1k
1945G	Cook and Porridge binary search constructive algorithms data structures implementation	2500	946
1942D	Learning to Paint binary search data structures dfs and similar dp greedy implementation sortings	2100	3.4k
1936B	Pinball binary search data structures implementation math two pointers	2000	3.6k
1935D	Exam in MAC binary search combinatorics implementation math	1800	11k
1935F	Andrey's Tree binary search constructive algorithms data structures dfs and similar dsu greedy implementation trees	2800	634
1933E	Turtle vs. Rabbit Race: Optimal Trainings binary search implementation math ternary search	1500	13.9k
1926E	Vlad and an Odd Ordering binary search bitmasks data structures dp implementation math number theory	1500	15.2k
1923F	Shrink-Reverse binary search brute force greedy hashing implementation string suffix structures strings	2800	544
1920D	Array Repetition binary search brute force dsu implementation math	1900	6.7k
1918D	Blocking Elements binary search data structures dp implementation two pointers	1900	6.4k
1915C	Can I Square? binary search implementation	800	55.6k
1902D	Robot Queries binary search data structures dp implementation	1900	5.4k
1901D	Yet Another Monster Fight binary search dp greedy implementation math	1700	8.8k
1900F	Local Deletions binary search data structures implementation	2800	370
1878G	wxhtzdy ORO Tree binary search bitmasks brute force data structures dfs and similar implementation trees	2300	1.5k
1870C	Colorful Table binary search data structures dp implementation math two pointers	1300	13.3k
1866K	Keen Tree Calculation binary search data structures dp geometry graphs implementation trees	2500	585
1862C	Flower City Fence binary search data structures implementation sortings	1100	23.3k
1851G	Vlad and the Mountains binary search data structures dsu graphs implementation sortings trees two pointers	2000	4.2k
1850E	Cardboard for Pictures binary search geometry implementation math	1100	37.1k
1848B	Vika and the Bridge binary search data structures greedy implementation math sortings	1200	26.1k
1846E2	Rudolf and Snowflakes (hard version) binary search brute force implementation math	1800	8.7k
1837F	Editorial for Two binary search data structures greedy implementation	2400	2.7k
1834E	MEX of LCM binary search data structures implementation math number theory	2300	2.9k
1832D1	Red-Blue Operations (Easy Version) binary search greedy implementation math	2100	3.5k
1832D2	Red-Blue Operations (Hard Version) binary search constructive algorithms greedy implementation math	2400	2.4k
1809E	Two Tanks binary search dp implementation math	2400	1.1k
1809F	Traveling in Berland binary search data structures graphs greedy implementation	2500	972
1807E	Interview binary search implementation interactive	1300	17.2k
1805F1	Survival of the Weakest (easy version) binary search brute force implementation math sortings	2600	1.4k

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