s='He was so tired'
ans = true
All your base are belong to us
Flip the main diagonal of a matrix
Make a random, non-repeating vector.
Find the hypotenuse
Create a Matrix of Zeros
Find the Sum of the Series:
Solve the following boundary value problem
Solve the following system of equations.
Return ! if array element starts with a certain letter. Otherwise return ?
Find the sum of the negative elements under the main diagonal.
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: .
You can also select a web site from the following list:
Select the China site (in Chinese or English) for best site performance. Other MathWorks country sites are not optimized for visits from your location.
Contact your local office