Problem 2094. Sum of diagonals elements of a matrix

• Created by Swapnali Gujar
• Appears in 2 groups

×

By solving this problem, you will make progress in the following group(s)

Project Euler I

• 10 Problems
• 853 Finishers

Number theory

• 44 Problems
• 21 Finishers

Like (3)

Difficulty:

(688)

Rate

• Solve Later   
• Add To GroupÂ

Given a matrix, return the sum of all the elements across the diagonals.

E.g. A = [1 2 3; 4 5 6; 7 8 9;]

then, sum = 25 as sum of (1, 3, 7, 9,5)

Solve

Solution Stats

40.36% Correct | 59.64% Incorrect

• 716 Solutions
• 223 Solvers

Last Solution submitted on Dec 03, 2024

Last 200 Solutions

Solution Comments

ANNOUNCEMENT ×

Registration Now Open for MathWorks AUTOMOTIVE CONFERENCE 2025

Hello Community, We're excited to announce that registration is now open for the...

Problem Recent Solvers223

Suggested Problems

• Project Euler: Problem 8, Find largest product in a large string of numbers

  1201 Solvers

• Back to basics 15 - classes

  523 Solvers

• Colon operator of two vectors

  217 Solvers

• Matlab Basics - Rounding II

  4989 Solvers

• Convert from Fahrenheit to Celsius

  25177 Solvers

More from this Author25

• Find my birthday

  79 Solvers

• Let's get back to school, and create multiplication tables

  215 Solvers

• Best Fit RMS

  21 Solvers

• Return the names and values of the input arguments of a function

  29 Solvers

• Sales Prediction

  26 Solvers