Problemset - Codeforces

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Refact.ai Match 1 (Codeforces Round 985)
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Problems

#	Name
2036D	I Love 1543 brute force, implementation, matrices		x9216
2036C	Anya and 1100 brute force, implementation		x13211
2036A	Quintomania implementation		x24380
2035E	Monster binary search, brute force, constructive algorithms, greedy, implementation, math, ternary search	2300	x1271
2035D	Yet Another Real Number Problem binary search, data structures, divide and conquer, greedy, implementation, math	1800	x3859
2035A	Sliding implementation, math	800	x13289
2033A	Sakurako and Kosuke constructive algorithms, implementation, math	800	x30891
2032E	Balanced constructive algorithms, data structures, greedy, implementation, math		x602
2032B	Medians constructive algorithms, greedy, implementation, math		x13649
2032A	Circuit greedy, implementation, math, number theory		x17972
2030F	Orangutan Approved Subarrays binary search, data structures, dp, greedy, implementation, two pointers	2400	x559
2030E	MEXimize the Score combinatorics, data structures, dp, greedy, implementation, math	2200	x1169
2030D	QED's Favorite Permutation data structures, implementation, sortings	1700	x5834
2027D2	The Endspeaker (Hard Version) binary search, data structures, dp, greedy, implementation, two pointers	2200	x1094
2027D1	The Endspeaker (Easy Version) binary search, dp, graphs, greedy, implementation, two pointers	1700	x4030
2027A	Rectangle Arrangement geometry, implementation, math	800	x17097
2026F	Bermart Ice Cream data structures, dfs and similar, divide and conquer, dp, implementation, trees		x113
2026D	Sums of Segments binary search, data structures, dp, implementation, math		x3717
2026C	Action Figures binary search, brute force, constructive algorithms, data structures, greedy, implementation		x7900
2025D	Attribute Checks brute force, data structures, dp, implementation, math, two pointers	1800	x5590
2025C	New Game binary search, brute force, greedy, implementation, sortings, two pointers	1300	x13955
2023C	C+K+S constructive algorithms, dfs and similar, graphs, greedy, hashing, implementation, strings	2400	x847
2022D1	Asesino (Easy Version) binary search, brute force, constructive algorithms, implementation, interactive	1900	x2657
2022C	Gerrymandering dp, implementation	1800	x3596
2022A	Bus to Pénjamo constructive algorithms, greedy, implementation, math	800	x13171
2021E1	Digital Village (Easy Version) brute force, data structures, dfs and similar, dp, dsu, fft, graphs, greedy, implementation, math, trees	2300	x1410
2021D	Boss, Thirsty dp, greedy, implementation	2500	x612
2021C2	Adjust The Presentation (Hard Version) constructive algorithms, data structures, greedy, implementation, sortings	1900	x3443
2020C	Bitwise Balancing bitmasks, hashing, implementation, math, schedules, ternary search	1400	x12094
2019B	All Pairs Segments implementation, math	1200	x13535
2018D	Max Plus Min Plus Size data structures, dp, dsu, greedy, implementation, matrices, sortings	2200	x1543
2018B	Speedbreaker binary search, data structures, dp, greedy, implementation, two pointers	1900	x3807
2018A	Cards Partition 2-sat, brute force, greedy, implementation, math	1600	x9896
2014G	Milky Days brute force, data structures, greedy, implementation	2200	x1225
2014A	Robin Helps greedy, implementation	800	x36156
2013F1	Game in Tree (Easy Version) binary search, brute force, data structures, dp, games, greedy, implementation, trees	2700	x458
2010B	Three Brothers brute force, implementation, math	800	x19331
2010A	Alternating Sum of Numbers brute force, implementation, math	800	x16371
2009G3	Yunli's Subarray Queries (extreme version) data structures, dp, implementation	2700	x306
2009C	The Legend of Freya the Frog implementation, math	1100	x25245
2009B	osu!mania brute force, implementation	800	x40682
2008E	Alternating String brute force, data structures, dp, greedy, implementation, strings	1500	x9764
2006F	Dora's Paint brute force, combinatorics, constructive algorithms, graphs, implementation	3500	x112
2006D	Iris and Adjacent Products data structures, greedy, implementation, math	2600	x663
2005E2	Subtangle Game (Hard Version) data structures, dp, games, greedy, implementation	2500	x771
2005E1	Subtangle Game (Easy Version) dp, games, greedy, implementation	2100	x2623
2005D	Alter the GCD binary search, brute force, data structures, divide and conquer, implementation, number theory	2400	x838
2005C	Lazy Narek dp, implementation, strings	1800	x6873
2004D	Colored Portals binary search, brute force, data structures, graphs, greedy, implementation, shortest paths	1600	x10576
2004A	Closest Point implementation, math	800	x30068
2003D2	Turtle and a MEX Problem (Hard Version) dfs and similar, dp, graphs, greedy, implementation, math	2100	x3936
2002A	Distanced Coloring constructive algorithms, implementation, math	800	x19260
2001D	Longest Max Min Subsequence brute force, constructive algorithms, data structures, greedy, implementation	1900	x4964
2001A	Make All Equal greedy, implementation	800	x29300
2000H	Ksyusha and the Loaded Set binary search, brute force, data structures, implementation	2200	x1636
2000F	Color Rows and Columns dp, greedy, implementation, math	1900	x5297
2000D	Right Left Wrong greedy, implementation, two pointers	1200	x22620
2000A	Primary Task implementation, math, strings	800	x36909
1999E	Triple Operations dp, implementation, math	1300	x18377
1999D	Slavic's Exam greedy, implementation, strings	1100	x26655
1999C	Showering greedy, implementation	800	x34697
1999B	Card Game brute force, constructive algorithms, implementation	1000	x31886
1999A	A+B Again? implementation, math	800	x53571
1998E2	Eliminating Balls With Merging (Hard Version) binary search, brute force, data structures, divide and conquer, greedy, implementation	2500	x681
1998C	Perform Operations to Maximize Score binary search, brute force, constructive algorithms, greedy, implementation	1900	x6063
1998A	Find K Distinct Points with Fixed Center constructive algorithms, implementation, math	800	x23772
1997E	Level Up binary search, brute force, data structures, divide and conquer, implementation	2200	x3097
1997A	Strong Password brute force, implementation, strings	800	x28670
1996E	Decode combinatorics, data structures, implementation, math	1600	x9672
1996B	Scale greedy, implementation	800	x32335
1995C	Squaring brute force, constructive algorithms, greedy, implementation, math, number theory	1800	x8485
1995A	Diagonals brute force, greedy, implementation, math	800	x24084
1994A	Diverse Game constructive algorithms, greedy, implementation	800	x20107
1993E	Xor-Grid Problem bitmasks, constructive algorithms, dp, implementation	2700	x534
1993C	Light Switches implementation, math	1400	x13512
1993A	Question Marks greedy, implementation	800	x29164
1992E	Novice's Mistake brute force, constructive algorithms, implementation, math, strings	1700	x9066
1992D	Test of Love dp, greedy, implementation	1200	x20259
1991G	Grid Reset constructive algorithms, greedy, implementation	2700	x602
1991F	Triangle Formation brute force, greedy, implementation, math, sortings	2200	x2300
1991A	Maximize the Last Element greedy, implementation	800	x21653
1990D	Grid Puzzle bitmasks, brute force, dp, greedy, implementation	1800	x6249
1989A	Catch the Coin implementation	800	x26257
1988E	Range Minimum Sum binary search, brute force, data structures, divide and conquer, implementation	2300	x1412
1988B	Make Majority greedy, implementation	900	x22594
1988A	Split the Multiset brute force, greedy, implementation, math	900	x23047
1986D	Mathematical Problem brute force, dp, greedy, implementation, math, two pointers	1400	x15139
1985H2	Maximize the Largest Component (Hard Version) data structures, dfs and similar, dp, dsu, implementation	2200	x1508
1985H1	Maximize the Largest Component (Easy Version) brute force, data structures, dfs and similar, dsu, graphs, implementation	1700	x5560
1985D	Manhattan Circle implementation, math	900	x34332
1985A	Creating Words implementation, strings	800	x53265
1984G	Magic Trick II constructive algorithms, implementation, sortings	3200	x258
1984D	''a'' String Problem brute force, hashing, implementation, math, string suffix structures, strings	2000	x3246
1984B	Large Addition implementation, math	1100	x18233
1983C	Have Your Cake and Eat It Too binary search, brute force, greedy, implementation	1400	x12470
1983B	Corner Twist constructive algorithms, greedy, implementation, math	1200	x16009
1982D	Beauty of the mountains brute force, data structures, implementation, math, number theory	1700	x7108
1982B	Collatz Conjecture brute force, implementation, math, number theory	1200	x16883
1982A	Soccer greedy, implementation, math, sortings	800	x25021
1981C	Turtle and an Incomplete Sequence bitmasks, brute force, constructive algorithms, greedy, implementation, math	1800	x5305

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