In a right angle triangle given area 'A'
one arm=x, another arm=2x
then find the value of x.
For example, area A=400 then x=20;
Extract leading non-zero digit
The Goldbach Conjecture
Get the length of a given vector
Do Fast Fourier Transformation
Times 3 problem
Given a 4x4 matrix, swap the two middle columns
Who invented zero?
MATCH THE STRINGS (2 CHAR) very easy
Basics: 'Find the eigenvalues of given matrix
give-nth-decimal-place-of-pi up to 100 digits
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