Sum the numbers on the main diagonal of an n-by-n matrix. For input:
A = [1 2 4
3 6 2
2 4 7]The output value should equal 14.
Solution Stats
Problem Recent Solvers375
Suggested Problems
-
Make the vector [1 2 3 4 5 6 7 8 9 10]
29431 Solvers
-
1610 Solvers
-
Find a subset that divides the vector into equal halves
289 Solvers
-
221 Solvers
-
189 Solvers
Select a Web Site
Choose a web site to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .
Select web siteYou can also select a web site from the following list:
Americas
- América Latina (Español)
- Canada (English)
- United States (English)
Europe
- Belgium (English)
- Denmark (English)
- Deutschland (Deutsch)
- España (Español)
- Finland (English)
- France (Français)
- Ireland (English)
- Italia (Italiano)
- Luxembourg (English)
- Netherlands (English)
- Norway (English)
- Österreich (Deutsch)
- Portugal (English)
- Sweden (English)
- Switzerland
- United Kingdom (English)
Problem Tags