Cody5:Hard

<div style = "text-align: start; line-height: normal; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; "><div style="display: block; min-width: 0px; padding-top: 0px; perspective-origin: 289.5px 10.5px; transform-origin: 289.5px 10.5px; "><div style="font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-bottom: 9px; margin-left: 4px; margin-right: 10px; margin-top: 2px; text-align: left; white-space: pre-wrap; perspective-origin: 266.5px 10.5px; transform-origin: 266.5px 10.5px; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; "><span style="display: inline; margin-bottom: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; "><span style="">Hard problems for Cody 5th Anniversary.</span></span></div></div></div>

Cody5:Hard Master

+50 points

Problem Title	Likes	Solvers
Problem 44387. Birthday cake Created by: Matthew Eicholtz Tags geometry, cody5:hard	8	79
Problem 44382. Parse me a Lisp Created by: @bmtran (Bryant Tran) Tags lisp, parse, cody5	4	76
Problem 44381. Cache me Outside Created by: @bmtran (Bryant Tran) Tags cody5, memoize	5	81
Problem 44379. One track five lanes Created by: Alfonso Nieto-Castanon Tags cody5	3	51
Problem 44378. Five-dimensional maze Created by: @bmtran (Bryant Tran) Tags maze, graph theory, multidimensional	3	38
Problem 44377. Five steps to enlightenment Created by: Alfonso Nieto-Castanon Tags indexing, logic, cody5	6	36
Problem 44376. The sliding puzzle: 3D Created by: HH Tags puzzle, sliding, fifteen	10	39
Problem 44374. Tautology Created by: Jan Orwat Tags regular expressions, cody5	3	40
Problem 44367. Inscribed Pentagon? 2 Created by: goc3 Tags geometry, circle, radius	2	73
Problem 44365. An asteroid and a spacecraft Created by: AMITAVA BISWAS Tags projectile, mechanics, cody5	4	145
Problem 44364. Is this a valid Tic Tac Toe State? Created by: Doug Hull Tags cody5	4	103
Problem 44359. 5th Time's a Charm Created by: goc3 Tags approximation, cody5, five	6	175
Problem 44353. Group-wise Euclidean distance Created by: Peng Liu Tags speed, cody5	6	63
Problem 44347. Ned's queens Created by: HH Tags contest, cody5	3	56
Problem 44344. The 5th Root Created by: goc3 Tags root, power, cody5	9	520
Problem 44343. Pair Primes Created by: Mehmet OZC Tags integers, prime numbers, cody5	5	75
Problem 44341. Hexagonal numbers on a spiral matrix Created by: Mehmet OZC Tags big integer, cody5, hexagonal numbers	1	89
Problem 44340. Recaman Sequence - III Created by: Mehmet OZC Tags cody5, recaman sequence	2	73
Problem 44337. Sums of Distinct Powers Created by: James Tags binary, cody5, distinct powers	6	135
Problem 44316. Pandigital Multiples of 11 (based on Project Euler 491) Created by: James Tags projecteuler, pandigital, cody5	5	44
Problem 44313. "Cody" * 5 == "CodyCodyCodyCodyCody" Created by: Peng Liu Tags multiplication, string, cody5	7	195
Problem 44311. Number of Even Elements in Fibonacci Sequence Created by: Mehmet OZC Tags fibonacci, cody5, big number	10	680
Problem 44310. Digit concentration in Champernowne's constant Created by: Mehmet OZC Tags cody5, champernowne's constant, big number	5	113
Problem 281. Acid and water Created by: AMITAVA BISWAS Tags cody5, exponential decay, fluid mixture	1	229

Recent Group Finishers25

Recent Activity

	Lincoln Poon submitted Solution 4916664 to Problem 44381. Cache me Outside on 24 Feb 2021 at 22:02
	Matteo Valentinuzzi submitted Solution 4900094 to Problem 44382. Parse me a Lisp on 23 Feb 2021 at 13:41
	Muhammad Raihan Ekaputra Idrisatria submitted Solution 4896864 to Problem 44344. The 5th Root on 23 Feb 2021 at 5:04
	Richard Ferrara submitted Solution 4864807 to Problem 44378. Five-dimensional maze on 18 Feb 2021 at 19:16
	Richard Ferrara submitted Solution 4863802 to Problem 44378. Five-dimensional maze on 18 Feb 2021 at 16:52

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