Problemset - Codeforces

→ Pay attention

Before contest
Codeforces Round 995 (Div. 3)
07:44:59
Register now »

→ Filter Problems

Difficulty: —

Add tag

Problems

#	Name
2039D	Shohag Loves GCD constructive algorithms, greedy, math, number theory	1700	x4837
2039C2	Shohag Loves XOR (Hard Version) bitmasks, brute force, math, number theory	1800	x3695
2039C1	Shohag Loves XOR (Easy Version) bitmasks, brute force, math, number theory	1200	x9540
2039B	Shohag Loves Strings constructive algorithms, greedy, implementation, strings	1000	x12138
2039A	Shohag Loves Mod constructive algorithms, number theory	800	x14703
2038N	Fixing the Expression implementation	800	x8240
2038M	Royal Flush dp, implementation	2800	x224
2038L	Bridge Renovation brute force, dp, greedy, math, two pointers	1400	x4563
2038K	Grid Walk brute force, dp, greedy, math, number theory	2100	x1180
2038J	Waiting for... greedy, implementation	800	x6361
2038I	Polyathlon binary search, data structures, hashing, string suffix structures, strings	2500	x547
2038H	Galactic Council flows	3000	x105
2038G	Guess One Character constructive algorithms, implementation, interactive	1900	x2032
2038F	Alternative Platforms combinatorics, data structures, fft, math, sortings	2500	x361
2038E	Barrels data structures, greedy, math	2900	x112
2038D	Divide OR Conquer binary search, bitmasks, data structures, dp, implementation	2400	x579
2038C	DIY data structures, geometry, greedy, sortings	1400	x3969
2038B	Make It Equal binary search, brute force, greedy, math	2100	x1318
2038A	Bonus Project games, greedy	1400	x3252
2037G	Natlan Exploring bitmasks, combinatorics, data structures, dp, math, number theory	2000	x2403
2037F	Ardent Flames binary search, data structures, math, sortings, two pointers	2100	x1962
2037E	Kachina's Favorite Binary String dp, greedy, interactive, two pointers	1600	x5215
2037D	Sharky Surfing data structures, greedy, two pointers	1300	x10487
2037C	Superultra's Favorite Permutation constructive algorithms, greedy, math, number theory	1000	x18539
2037B	Intercepted Inputs brute force, implementation	800	x20773
2037A	Twice implementation	800	x27318
2036G	Library of Magic binary search, constructive algorithms, divide and conquer, interactive, math, number theory	2200	x1205
2036F	XORificator 3000 bitmasks, dp, number theory, two pointers	1900	x3614
2036E	Reverse the Rivers binary search, constructive algorithms, data structures, greedy	1600	x7098
2036D	I Love 1543 brute force, implementation, matrices	1300	x12400
2036C	Anya and 1100 brute force, implementation	1100	x17682
2036B	Startup greedy, sortings	800	x24510
2036A	Quintomania implementation	800	x32709
2035H	Peak Productivity Forces constructive algorithms	3500	x61
2035G2	Go Learn! (Hard Version) divide and conquer, dp	3500	x80
2035G1	Go Learn! (Easy Version) dp, trees	3300	x138
2035F	Tree Operations binary search, brute force, dfs and similar, dp, trees	2500	x840
2035E	Monster binary search, brute force, constructive algorithms, greedy, implementation, math, ternary search	2300	x1594
2035D	Yet Another Real Number Problem binary search, data structures, divide and conquer, greedy, implementation, math	1800	x4705
2035C	Alya and Permutation bitmasks, constructive algorithms, math	1400	x8555
2035B	Everyone Loves Tres constructive algorithms, greedy, math, number theory	900	x16023
2035A	Sliding implementation, math	800	x15766
2034H	Rayan vs. Rayaneh brute force, dfs and similar, dp, number theory	3300	x83
2034G2	Simurgh's Watch (Hard Version) greedy, implementation	3500	x26
2034G1	Simurgh's Watch (Easy Version) constructive algorithms, greedy, implementation, sortings	3500	x36
2034F2	Khayyam's Royal Decree (Hard Version) combinatorics, dp, math, sortings	2800	x348
2034F1	Khayyam's Royal Decree (Easy Version) combinatorics, dp, math, sortings	2500	x594
2034E	Permutations Harmony combinatorics, constructive algorithms, greedy, hashing, math	2200	x1461
2034D	Darius' Wisdom constructive algorithms, greedy, implementation, sortings	1600	x4462
2034C	Trapped in the Witch's Labyrinth constructive algorithms, dfs and similar, graphs, implementation	1400	x6058
2034B	Rakhsh's Revival data structures, greedy, implementation, two pointers	1000	x11082
2034A	King Keykhosrow's Mystery brute force, chinese remainder theorem, math, number theory	800	x14578
2033G	Sakurako and Chefir data structures, dfs and similar, dp, greedy, trees	2200	x1366
2033F	Kosuke's Sloth brute force, math, number theory	1800	x5483
2033E	Sakurako, Kosuke, and the Permutation brute force, data structures, dfs and similar, dsu, graphs, greedy, math	1400	x10460
2033D	Kousuke's Assignment data structures, dp, dsu, greedy, math	1300	x13675
2033C	Sakurako's Field Trip dp, greedy, two pointers	1400	x13298
2033B	Sakurako and Water brute force, constructive algorithms, greedy	900	x23835
2033A	Sakurako and Kosuke constructive algorithms, implementation, math	800	x34264
2032F	Peanuts combinatorics, dp, games, math	2700	x303
2032E	Balanced constructive algorithms, data structures, greedy, implementation, math	2400	x1050
2032D	Genokraken constructive algorithms, data structures, graphs, greedy, implementation, interactive, trees, two pointers	1800	x4825
2032C	Trinity binary search, math, sortings, two pointers	1400	x12082
2032B	Medians constructive algorithms, greedy, implementation, math	1100	x16529
2032A	Circuit greedy, implementation, math, number theory	800	x21230
2031F	Penchick and Even Medians binary search, constructive algorithms, interactive, probabilities	2800	x305
2031E	Penchick and Chloe's Trees data structures, dfs and similar, dp, greedy, implementation, math, sortings, trees	2100	x1993
2031D	Penchick and Desert Rabbit binary search, data structures, dfs and similar, dp, dsu, greedy, implementation, two pointers	1700	x6578
2031C	Penchick and BBQ Buns constructive algorithms, math, number theory	1300	x11222
2031B	Penchick and Satay Sticks brute force, greedy, sortings	900	x15708
2031A	Penchick and Modern Monument constructive algorithms, dp, greedy, math	800	x16903
2030G2	The Destruction of the Universe (Hard Version) combinatorics, math	3100	x118
2030G1	The Destruction of the Universe (Easy Version) combinatorics, greedy, math	2900	x159
2030F	Orangutan Approved Subarrays binary search, data structures, dp, greedy, implementation, two pointers	2400	x767
2030E	MEXimize the Score combinatorics, data structures, dp, greedy, implementation, math	2200	x1406
2030D	QED's Favorite Permutation data structures, implementation, sortings	1700	x6538
2030C	A TRUE Battle brute force, games, greedy	1100	x16457
2030B	Minimise Oneness combinatorics, constructive algorithms, games, math	800	x20610
2030A	A Gift From Orangutan constructive algorithms, greedy, math, sortings	800	x24092
2029I	Variance Challenge flows, graphs, greedy	3400	x31
2029H	Message Spread bitmasks, brute force, combinatorics, dp	3500	x51
2029G	Balanced Problem data structures, dp	3000	x140
2029F	Palindrome Everywhere constructive algorithms, graphs, greedy	2500	x673
2029E	Common Generator brute force, constructive algorithms, math, number theory	2100	x2607
2029D	Cool Graph constructive algorithms, data structures, dfs and similar, dsu, graphs, greedy, trees	1900	x2863
2029C	New Rating binary search, data structures, dp, greedy	1700	x5270
2029B	Replacement constructive algorithms, games, strings	1100	x8938
2029A	Set greedy, math	800	x11579
2028F	Alice's Adventures in Addition bitmasks, brute force, dp, implementation	2700	x356
2028E	Alice's Adventures in the Rabbit Hole combinatorics, dfs and similar, dp, games, greedy, math, probabilities, trees	2300	x1326
2028D	Alice's Adventures in Cards constructive algorithms, data structures, dp, graphs, greedy, implementation, ternary search	2000	x2658
2028C	Alice's Adventures in Cutting Cake binary search, dp, greedy, two pointers	1600	x6868
2028B	Alice's Adventures in Permuting binary search, implementation, math	1400	x9582
2028A	Alice's Adventures in ''Chess'' brute force, implementation, math	900	x15273
2027E2	Bit Game (Hard Version) bitmasks, dp, math	3100	x58
2027E1	Bit Game (Easy Version) bitmasks, brute force, games, math	2800	x147
2027D2	The Endspeaker (Hard Version) binary search, data structures, dp, greedy, implementation, two pointers	2200	x1407
2027D1	The Endspeaker (Easy Version) binary search, dp, graphs, greedy, implementation, two pointers	1700	x5034
2027C	Add Zeros brute force, data structures, dfs and similar, dp, graphs, greedy	1500	x9644
2027B	Stalin Sort brute force, greedy	1100	x14282