Summing Rows and Columns - MATLAB Cody - MATLAB Central

Problem 45177. Summing Rows and Columns

Difficulty:
(109)
Rate

Create a matrix y of size (n+1) whose last column's elements are the summation of the elements of all the other columns and last row's elements are the summation of the elements of all the other rows; where 'n' is the size of the input matrix 'x'.

For example

   x = [ 1  2  3
         4  5  6
         7  8  9 ]

then

   y = [ 1  2  3  6 
         4  5  6 15
         7  8  9 24
        12 15 18 45 ]
Solve

Solution Stats

58.33% Correct | 41.67% Incorrect
Last Solution submitted on May 24, 2024

Problem Comments

Solution Comments

Show comments
Registration Now Open for MathWorks AUTOMOTIVE CONFERENCE 2025
...
Hello Community, We're excited to announce that registration is now open for the...

Problem Recent Solvers55

Suggested Problems

More from this Author165

Problem Tags

matrix

Community Treasure Hunt

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

Start Hunting!
Go to top of page