prog.cs(12,35): error CS1502: The best overloaded method match for `Test.d(System.Func<int,int>)' has some invalid arguments
prog.cs(4,12): (Location of the symbol related to previous error)
prog.cs(12,35): error CS1503: Argument `#1' cannot convert `int' expression to type `System.Func<int,int>'
Compilation failed: 2 error(s), 0 warnings