screenshot the code and output please

Q6. Implement a calculator using C++ to do the following operations: Addition, Subtraction, Multiplication, Division, Power, Square root, Log and Exponentiation. User must enter the select the mode first: 'N' for Normal and 'S' for scientific. Normal allows four operations +, -, *,/ and Scientific mode allows P(power), S(sq. root), L (Log), E (exponentiation)