1.write an expression that evaluates to true if and only ifC-string s does not equal"end".

2.write an expression that evaluates to ture if the valueofC-string lastname is greater than the C-string"Dexter".

3.write a function max that has two C string parameters andretunrn the larger of the two.

4.write a function min that has three C string parameters andretunrn the smallest