Cody

Problems

1 – 26 of 26
Problem Title
Likes
Solvers
Difficulty

Problem 51820. Count unique orderings of vertices of a polygon

Created by: ChrisR

Tags combinatorics, permutations, sequence

0

9

Problem 1649. Magic - Faro Shuffle

Created by: Richard Zapor

Tags magic, permutations, permutation

1

11

Problem 45495. Number of o rderd pairs of integers (I,J) that can be formed.

Created by: Prasad Reddy

Tags permutations, sum of numbers

1

23

Problem 45496. Ordered pairs of integers (I, J).

Created by: Prasad Reddy

Tags permutations, sum of numbers

1

26

Problem 46037. Count alternating permutations

Created by: ChrisR

Tags permutations, zigzag

0

5

Problem 43079. Check if two matrices are permutations of each other

Created by: Mohammad Haghighat

Tags math, sorting, matrix manipulation

4

41

Problem 43073. Check if a matrix is a palindrome in all directions

Created by: Mohammad Haghighat

Tags math, matrices, matrix manipulation

4

71

Problem 2394. Permutation

Created by: Kumar Sandeep

Tags permutations

0

38

Problem 51466. List prime anagrams of a number

Created by: ChrisR

Tags primes, permutations, anagram

1

12

Problem 43072. Check if a rotated array was originally sorted

Created by: Mohammad Haghighat

Tags sorting, matrix manipulation, permutations

4

61

Problem 154. Reverse Boggle

Created by: @bmtran (Bryant Tran)

Tags boggle, word game, solver

3

31

Problem 19. Swap the first and last columns

Created by: Cody Team

Tags math, matlab 101, permutations

70

14021

Problem 604. Next lexicographic - permutation

Created by: Muthu Annamalai

Tags combinatorics, permutations

1

22

Problem 892. Solve Rubik's Cube - Up to Two Face Moves

Created by: Richard Zapor

Tags permutations, games, rubik

1

5

Problem 2324. GJam 2014 Rd 1c: Train Cars

Created by: Richard Zapor

Tags string, permutations, gjam

1

8

Problem 2325. GJam 2014 Rd 1c: Reordering Train Cars (Large)

Created by: Richard Zapor

Tags permutations, factorial, gjam

1

2

Problem 51451. Guess the card in Fitch Cheney’s five-card trick

Created by: ChrisR

Tags permutations, modular arithmetic, card trick

0

2

Problem 51461. Pass the cards in Fitch Cheney's five-card trick

Created by: ChrisR

Tags permutations, modular arithmetic, card trick

0

1

Problem 1482. Number of cyles and fixed points in a permutation

Created by: G K

Tags math, permutations

3

16

Problem 42494. Which permutation is it?

Created by: Jan Orwat

Tags indexing, permutations

1

12

Problem 42495. N-th permutation.

Created by: Jan Orwat

Tags indexing, permutations

1

13

Problem 1388. Numbered lottery balls into cells

Created by: James

Tags permutations, lottery, buckets

0

15

Problem 1393. A (wrong) place for everything, and everything in its (wrong) place

Created by: James

Tags permutations, organization

1

22

Problem 44502. Anyone for tennis? Your chances of winning a (standard) game

Created by: David Verrelli

Tags permutations, probability, tennis

1

4

Problem 44503. Anyone for tennis? Your chances of winning a tie-break game

Created by: David Verrelli

Tags permutations, probability, tennis

2

4

Problem 986. Penny Flipping: Reverse subsets of a sequence of coins until you recover the original configuration

Created by: Everett Rubel

Tags permutations, reverse, flip

1

10
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