Anyone has suggestions on a clean way of doing this?
How can I get rid of the for-loop?
Replace the for-loop simply by: y = yy - '0' , or by: y = yy - 48 .
Is this matrix orthogonal?
Convert a vector into a number
Is this triangle right-angled?
Right and wrong
Figurate number triangle
Cull vector elements that contain a specified digit
Flip the bit
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