922 B
922 B
Spiral Matrix
Welcome to Spiral Matrix on Exercism's Rust Track.
If you need help running the tests or submitting your code, check out HELP.md.
Instructions
Given the size, return a square matrix of numbers in spiral order.
The matrix should be filled with natural numbers, starting from 1 in the top-left corner, increasing in an inward, clockwise spiral order, like these examples:
Examples
Spiral matrix of size 3
1 2 3
8 9 4
7 6 5
Spiral matrix of size 4
1 2 3 4
12 13 14 5
11 16 15 6
10 9 8 7
Source
Created by
- @Menkir
Contributed to by
- @coriolinus
- @cwhakes
- @efx
- @ErikSchierboom
- @lutostag
- @petertseng
- @rofrol
- @stringparser
- @xakon
- @ZapAnton
Based on
Reddit r/dailyprogrammer challenge #320 [Easy] Spiral Ascension. - 20170619_challenge_320_easy_spiral_ascension/