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Problems

#	Name
2038N	Fixing the Expression implementation	800	x5694
2038M	Royal Flush dp, implementation	2800	x170
2038J	Waiting for... greedy, implementation	800	x4357
2038G	Guess One Character constructive algorithms, implementation, interactive	1900	x1516
2038D	Divide OR Conquer bitmasks, data structures, dp, implementation	2400	x420
2037B	Intercepted Inputs brute force, implementation	800	x17050
2037A	Twice implementation	800	x21984
2036D	I Love 1543 brute force, implementation, matrices	1300	x11394
2036C	Anya and 1100 brute force, implementation	1100	x16184
2036A	Quintomania implementation	800	x30168
2035E	Monster binary search, brute force, constructive algorithms, greedy, implementation, math, ternary search	2300	x1504
2035D	Yet Another Real Number Problem binary search, data structures, divide and conquer, greedy, implementation, math	1800	x4397
2035A	Sliding implementation, math	800	x14739
2033A	Sakurako and Kosuke constructive algorithms, implementation, math	800	x32720
2032E	Balanced constructive algorithms, data structures, greedy, implementation, math	2400	x941
2032D	Genokraken constructive algorithms, data structures, graphs, greedy, implementation, interactive, trees, two pointers	1800	x4501
2032B	Medians constructive algorithms, greedy, implementation, math	1100	x15410
2032A	Circuit greedy, implementation, math, number theory	800	x20106
2031E	Penchick and Chloe's Trees data structures, dfs and similar, dp, greedy, implementation, math, sortings, trees	2100	x1568
2031D	Penchick and Desert Rabbit binary search, data structures, dfs and similar, dp, dsu, greedy, implementation, two pointers	1700	x5193
2030F	Orangutan Approved Subarrays binary search, data structures, dp, greedy, implementation, two pointers	2400	x675
2030E	MEXimize the Score combinatorics, data structures, dp, greedy, implementation, math	2200	x1319
2030D	QED's Favorite Permutation data structures, implementation, sortings	1700	x6211
2028F	Alice's Adventures in Addition bitmasks, brute force, dp, implementation	2700	x292
2028D	Alice's Adventures in Cards constructive algorithms, data structures, dp, graphs, greedy, implementation, ternary search	2000	x2292
2028B	Alice's Adventures in Permuting binary search, implementation, math	1400	x8379
2028A	Alice's Adventures in ''Chess'' brute force, implementation, math	900	x13635
2027D2	The Endspeaker (Hard Version) binary search, data structures, dp, greedy, implementation, two pointers	2200	x1294
2027D1	The Endspeaker (Easy Version) binary search, dp, graphs, greedy, implementation, two pointers	1700	x4664
2027A	Rectangle Arrangement geometry, implementation, math	800	x18426
2026F	Bermart Ice Cream data structures, dfs and similar, divide and conquer, dp, implementation, trees	2700	x170
2026D	Sums of Segments binary search, data structures, dp, implementation, math	1900	x3945
2026C	Action Figures binary search, brute force, constructive algorithms, data structures, greedy, implementation	1500	x8556
2025D	Attribute Checks brute force, data structures, dp, implementation, math, two pointers	1800	x5875
2025C	New Game binary search, brute force, greedy, implementation, sortings, two pointers	1300	x14432
2023C	C+K+S constructive algorithms, dfs and similar, graphs, greedy, hashing, implementation, strings	2400	x946
2022D1	Asesino (Easy Version) binary search, brute force, constructive algorithms, implementation, interactive	1900	x2805
2022C	Gerrymandering dp, implementation	1800	x3854
2022A	Bus to Pénjamo constructive algorithms, greedy, implementation, math	800	x13699
2021E1	Digital Village (Easy Version) brute force, data structures, dfs and similar, dp, dsu, fft, graphs, greedy, implementation, math, trees	2300	x1480
2021D	Boss, Thirsty dp, greedy, implementation	2500	x675
2021C2	Adjust The Presentation (Hard Version) constructive algorithms, data structures, greedy, implementation, sortings	1900	x3554
2020C	Bitwise Balancing bitmasks, hashing, implementation, math, schedules, ternary search	1400	x14383
2019B	All Pairs Segments implementation, math	1200	x13816
2018D	Max Plus Min Plus Size data structures, dp, dsu, greedy, implementation, matrices, sortings	2200	x1591
2018B	Speedbreaker binary search, data structures, dp, greedy, implementation, two pointers	1900	x3936
2018A	Cards Partition 2-sat, brute force, greedy, implementation, math	1600	x10125
2014G	Milky Days brute force, data structures, greedy, implementation	2200	x1278
2014A	Robin Helps greedy, implementation	800	x36945
2013F1	Game in Tree (Easy Version) binary search, brute force, data structures, dp, games, greedy, implementation, trees	2700	x473
2010B	Three Brothers brute force, implementation, math	800	x19823
2010A	Alternating Sum of Numbers brute force, implementation, math	800	x16760
2009G3	Yunli's Subarray Queries (extreme version) data structures, dp, implementation	2700	x331
2009C	The Legend of Freya the Frog implementation, math	1100	x25817
2009B	osu!mania brute force, implementation	800	x41752
2008E	Alternating String brute force, data structures, dp, greedy, implementation, strings	1500	x9980
2006F	Dora's Paint brute force, combinatorics, constructive algorithms, graphs, implementation	3500	x118
2006D	Iris and Adjacent Products data structures, greedy, implementation, math	2600	x674
2005E2	Subtangle Game (Hard Version) data structures, dp, games, greedy, implementation	2500	x797
2005E1	Subtangle Game (Easy Version) dp, games, greedy, implementation	2100	x2692
2005D	Alter the GCD binary search, brute force, data structures, divide and conquer, implementation, number theory	2400	x875
2005C	Lazy Narek dp, implementation, strings	1800	x7025
2004D	Colored Portals binary search, brute force, data structures, graphs, greedy, implementation, shortest paths	1600	x10733
2004A	Closest Point implementation, math	800	x30265
2003D2	Turtle and a MEX Problem (Hard Version) dfs and similar, dp, graphs, greedy, implementation, math	2100	x4002
2002A	Distanced Coloring constructive algorithms, implementation, math	800	x19435
2001D	Longest Max Min Subsequence brute force, constructive algorithms, data structures, greedy, implementation	1900	x5033
2001A	Make All Equal greedy, implementation	800	x29544
2000H	Ksyusha and the Loaded Set binary search, brute force, data structures, implementation	2200	x1656
2000F	Color Rows and Columns dp, greedy, implementation, math	1900	x5396
2000D	Right Left Wrong greedy, implementation, two pointers	1200	x23006
2000A	Primary Task implementation, math, strings	800	x37333
1999E	Triple Operations dp, implementation, math	1300	x18668
1999D	Slavic's Exam greedy, implementation, strings	1100	x26997
1999C	Showering greedy, implementation	800	x35091
1999B	Card Game brute force, constructive algorithms, implementation	1000	x32431
1999A	A+B Again? implementation, math	800	x56176
1998E2	Eliminating Balls With Merging (Hard Version) binary search, brute force, data structures, divide and conquer, greedy, implementation	2500	x694
1998C	Perform Operations to Maximize Score binary search, brute force, constructive algorithms, greedy, implementation	1900	x6131
1998A	Find K Distinct Points with Fixed Center constructive algorithms, implementation, math	800	x23947
1997E	Level Up binary search, brute force, data structures, divide and conquer, implementation	2200	x3135
1997A	Strong Password brute force, implementation, strings	800	x29246
1996E	Decode combinatorics, data structures, implementation, math	1600	x9827
1996B	Scale greedy, implementation	800	x32594
1995C	Squaring brute force, constructive algorithms, greedy, implementation, math, number theory	1800	x8589
1995A	Diagonals brute force, greedy, implementation, math	800	x24246
1994A	Diverse Game constructive algorithms, greedy, implementation	800	x20255
1993E	Xor-Grid Problem bitmasks, constructive algorithms, dp, implementation	2700	x544
1993C	Light Switches implementation, math	1400	x13645
1993A	Question Marks greedy, implementation	800	x29430
1992E	Novice's Mistake brute force, constructive algorithms, implementation, math, strings	1700	x9171
1992D	Test of Love dp, greedy, implementation	1200	x20453
1991G	Grid Reset constructive algorithms, greedy, implementation	2700	x612
1991F	Triangle Formation brute force, greedy, implementation, math, sortings	2200	x2328
1991A	Maximize the Last Element greedy, implementation	800	x21873
1990D	Grid Puzzle bitmasks, brute force, dp, greedy, implementation	1800	x6326
1989A	Catch the Coin implementation	800	x26410
1988E	Range Minimum Sum binary search, brute force, data structures, divide and conquer, implementation	2300	x1426
1988B	Make Majority greedy, implementation	900	x22823
1988A	Split the Multiset brute force, greedy, implementation, math	900	x23289

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