Draw a x-by-x matrix 'E' using 1 and 0. (x is odd and bigger than 4)

Example:

x=5
ans=
[1 1 1 1 1
 1 0 0 0 0
 1 1 1 1 1
 1 0 0 0 0
 1 1 1 1 1]

x=7
ans=
[1 1 1 1 1 1 1
 1 0 0 0 0 0 0
 1 0 0 0 0 0 0
 1 1 1 1 1 1 1 
 1 0 0 0 0 0 0
 1 0 0 0 0 0 0
 1 1 1 1 1 1 1]
Solve

Solution Stats

1840 Solutions

1117 Solvers

Last Solution submitted on Mar 29, 2026

Last 200 Solutions

Problem Comments

Solution Comments

Show comments

Problem Recent Solvers1117

龙 bao Lorenzo Stefan Hurjui

Suggested Problems

More from this Author18

Problem Tags

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!