class studentDetails {  
   var stnames: String  = "Ram"
   var marks1: Int   = 50
   var marks2: Int  = 60
   var marks3: Int  = 80
 
  func  StDetails() {
       print("Name is \(stnames) & Marks in physics \(marks1) in chemistry \(marks2) &  in  Maths is \(marks3)")
     
     
   }  
} 
struct studentDetail {  
   var stnames: String  = "Ram"
   var marks1: Int   = 80
   var marks2: Int  = 60
   var marks3: Int  = 80
 
  func  StDetails() {
       print("Name is \(stnames) & Marks in physics \(marks1) in chemistry \(marks2) &  in  Maths is \(marks3)")
     
     
   }  
} 
//for class from function
var std =  studentDetails()
std.StDetails()
//for class 
var stde = studentDetails()
print("Name:",stde.stnames)
print("Physics:",stde.marks1)
print("chemistry:",stde.marks2)
print("Maths:",stde.marks3)
print("\n")
//for struct from function
var stds =  studentDetail()
stds.StDetails()
//for struct
var stdet = studentDetail()
print("Name:" ,stdet.stnames)
print("Physics:",stdet.marks1)
print("chemistry:",stdet.marks2)
print("Maths:",stdet.marks3)