Problems

1 – 29 of 29

Problem Title Likes Solvers Difficulty

Problem 1827. Negation the hard way

Created by: Andrew Newell

Tags recursion

Problem 43086. Recursion at variable input

Created by: Jamil Kasan

Tags recursion, variable input

Problem 42647. Recursion - Fun

Created by: Manish Joshi

Tags easy, matrix, recursion

Problem 44543. Normie Function

Created by: Naimul Hassan

Tags recursion, function, sequence

Problem 48990. Solve the recursion

Created by: Alisio

Tags recursion, dynamic programming

Problem 47385. Find Logic 28

Created by: Dev Gupta

Tags logic, cody, recursion

Problem 2040. Additive persistence

Created by: Jean-Marie Sainthillier

Tags recursion, persistence

140

Problem 292. Infernal Recursion

Created by: Matt Fig

Tags recursion

Problem 44073. Fractal: area and perimeter of Koch snowflake

Created by: Jihye Sofia Seo

Tags geometry, recursion, fractal

Problem 46591. Ackerman Function

Created by: Andrew Mohebbi

Tags recursion

Problem 2838. Optimum Egyptian Fractions

Created by: Jan Orwat

Tags recursion, optimization, egyptian fraction

Problem 734. Ackermann's Function

Created by: Richard Zapor

Tags recursion, ackermann, rozsa peter

Problem 52355. ICFP2021 Hole-In-Wall: Solve Problem 47, Score=0, Figure Vertices 11, Hole Vertices 10

Created by: Richard Zapor

Tags recursion, topology, contest

Problem 44955. Spell the number

Created by: Graham

Tags recursion, large numbers, spelling

Problem 633. Create Circular Perfect Square Sequence

Created by: Richard Zapor

Tags recursion

Problem 1173. Binpack Contest: Retro - - Best Packing

Created by: Richard Zapor

Tags recursion, contest, optimiozation

Problem 47463. Slitherlink II: Gimmes

Created by: Richard Zapor

Tags recursion, games, puzzle

Problem 47468. Slitherlink III: Evolve

Created by: Richard Zapor

Tags recursion, games, puzzle

Problem 47473. Slitherlink IV: Recursive (medium size)

Created by: Richard Zapor

Tags recursion, games, puzzle

1 – 29 of 29

Difficulty Rating

Problem Groups

Problems

Problem 1827. Negation the hard way

Problem 43086. Recursion at variable input

Problem 42647. Recursion - Fun

Problem 44543. Normie Function

Problem 48990. Solve the recursion

Problem 47385. Find Logic 28

Problem 2040. Additive persistence

Problem 292. Infernal Recursion

Problem 44073. Fractal: area and perimeter of Koch snowflake

Problem 46591. Ackerman Function

Problem 2838. Optimum Egyptian Fractions

Problem 734. Ackermann's Function

Problem 52355. ICFP2021 Hole-In-Wall: Solve Problem 47, Score=0, Figure Vertices 11, Hole Vertices 10

Problem 2026. Skyscrapers - Puzzle

Problem 1836. Negation and new variables

Problem 1978. Sokoban: Puzzle 10.45

Problem 2005. BattleShip - Seaman (1) thru Admiral(6) : CPU Time Scoring(msec)

Problem 43963. Finding operators in a MATLAB function in a string.

Problem 579. Spiral In

Problem 2085. Sudoku Solver - Standard 9x9

Problem 1301. RISK Calculator - Large Armies, High Accuracy, Fast

Problem 47453. Slitherlink I: Trivial

Problem 47478. Slitherlink V: Assert/Evolve/Check (large)

Problem 44955. Spell the number

Problem 633. Create Circular Perfect Square Sequence

Problem 1173. Binpack Contest: Retro - - Best Packing

Problem 47463. Slitherlink II: Gimmes

Problem 47468. Slitherlink III: Evolve

Problem 47473. Slitherlink IV: Recursive (medium size)