Problem 459. Sum of diagonal of a square matrix

 x = [1 2 4; 3 4 5; 5 6 7]

 y = 1 + 4 + 7 = 12

Solution Comments

Problem Recent Solvers1634

Suggested Problems

• Word Counting and Indexing

  2031 Solvers

• Number of 1s in a binary string

  10967 Solvers

• Make a random, non-repeating vector.

  11170 Solvers

• Return 'on' or 'off'

  505 Solvers

• MATLAB Basic: rounding IV

  6007 Solvers

More from this Author1

• Replace May with April

  393 Solvers