Problem 45453. Spiral Out - 02

Asif Newaz

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An array is given. Convert it into a spiral matrix.
For example, a=1:27;
 out=[21    22    23    24    25    26
      20     7     8     9    10    27
      19     6     1     2    11     0
      18     5     4     3    12     0
      17    16    15    14    13     0
       0     0     0     0     0     0]
add necessary amount of zeros to fill in the remaining positions.
Note - spiral() is forbidden.

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12 Solvers

Last Solution submitted on Jul 30, 2026

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1 Comment

Dyuman Joshi on 10 Apr 2022

If you are banning a certain inbuilt function, either mentioned it in the problem statement or put it up in the 1st test case. So that users won't waster their time coming up with solutions involving those functions.

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