In a matrix, A = [1,2;3,4]
raise the power of each element like: 1^1+2^3+3^2+4^4 and add it all to produce the result 274
Energy of a photon
Rotate a Matrix by 90 degrees
Check if number exists in vector
Multiply by 3
Rotate a matrix for 180 degree
Capitalized string operations
surface areas of a cylinder
Basic Quadratic Equation
basic matrix operations: rotate and find sum of diagonal elements of the resultant matrix
Check if there are white spaces in the input string
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