Problems

1 – 12 of 12

Problem Title Likes Solvers Difficulty

Problem 255. Spiraling out of control....

Created by: Matt Fig

Tags math, spiral

Problem 2597. Alternative Scoring. Create an incremental spiral.

Created by: Jan Orwat

Tags cody, spiral, mtree

Problem 1400. Spiral Matrix

Created by: Sumit Agrawal

Tags matrix, spiral

Problem 2340. Numbers spiral diagonals (Part 1)

Created by: Jean-Marie Sainthillier

Tags primes, project euler, spiral

165

Problem 56383. Create spiral matrices

Created by: Sky Sartorius

Tags indexing, matrix, spiral

Problem 45404. ZigZag - 04

Created by: Asif Newaz

Tags matrix manipulation, matrix, spiral

Problem 45452. Spiral Out - 01

Created by: Asif Newaz

Tags matrix manipulation, spiral

Problem 659. How long is the longest prime diagonal?

Created by: Ned Gulley

Tags primes, spiral, diagonal

375

Problem 54780. Trap a knight

Created by: ChrisR

Tags spiral, chess, sequence

Problem 2455. Diagonal of a Spiral Matrix

Created by: rifat

Tags spiral, diag

Problem 45453. Spiral Out - 02

Created by: Asif Newaz

Tags matrix manipulation, spiral

Problem 2342. Numbers spiral diagonals (Part 2)

Created by: Jean-Marie Sainthillier

Tags primes, project euler, spiral

107

1 – 12 of 12

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Problem Groups

Difficulty Rating

Problem Groups

Problems

Problem 255. Spiraling out of control....

Problem 2597. Alternative Scoring. Create an incremental spiral.

Problem 1400. Spiral Matrix

Problem 2340. Numbers spiral diagonals (Part 1)

Problem 56383. Create spiral matrices

Problem 45404. ZigZag - 04

Problem 45452. Spiral Out - 01

Problem 659. How long is the longest prime diagonal?

Problem 54780. Trap a knight

Problem 2455. Diagonal of a Spiral Matrix

Problem 45453. Spiral Out - 02

Problem 2342. Numbers spiral diagonals (Part 2)