C++

1) Write a Void Function that has twoparameters - a value parameter called num that receives a floatingpoint number from the calling function and a floating pointreference parameter called result . Thefunction should do this calculation: 23.0*num+52 and store theanswer in result . Do not do any read or writeoperations in the function.

2) Write a C++ switch statement which sets(assigns) the color value based on a number entered by user. Useinteger Variables color (a string) and number (anint) . Use the values in this table (assign "null" to thecolor value if the number is not in the table):

number color

1 red

2 blue

3 yellow