Test suite check will work for incorrect answers too :(
Multiply a column by a row
Replace Vector Elements
Generate a string like abbcccddddeeeee
Create a two dimensional zero matrix
Divide by 4
07 - Common functions and indexing 1
07 - Common functions and indexing 4
04 - Scalar Equations 3
03 - Matrix Variables 2
04 - Scalar Equations 1
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