Do operation as per given string
Example: '3*5' then answer must be 15;
'3+5' then answer must be 8;
'35' then answer must be 35;
Vectorize the digits of an Integer
Replace Vector Elements
Sum the numbers on the main diagonal
Is My Wife Wrong?
Sum of series III
Find out characteristics equation of given matrix.
Find out rooms, peak to peak, average for a square wave.
Rotate Matrix @180 degree
Find the rank of a matrix
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