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 Solvers1600

Suggested Problems

• Binary numbers

  4616 Solvers

• Making change

  3426 Solvers

• Find the peak 3n+1 sequence value

  2537 Solvers

• middleAsColumn: Return all but first and last element as a column vector

  615 Solvers

• Find the index of the largest value in any vector X=[4,3,4,5,9,12,0,4.....5]

  385 Solvers

More from this Author1

• Replace May with April

  388 Solvers