//using init
class StudentDetails {  
   var stnames: String 
   var marks1: Int  
   var marks2: Int  
   var marks3: Int  
   init(stnames: String, marks1: Int, marks2: Int, marks3: Int) {  
      self.stnames = stnames  
      self.marks1 = marks1  
      self.marks2 = marks2  
      self.marks3 = marks3  
   }


     func  Stdetails() {
       print("Name is \(stnames) & Marks in physics is  \(marks1) in chemistry is  \(marks2) &  in  Maths is \(marks3)")
     
     
   }  
} 
var strc =  StudentDetails(stnames: "ram", marks1: 60, marks2: 50, marks3: 55)
strc.Stdetails()