Probleme dans syntaxe

import java.util.*;

public class etudiant {
 Scanner sc=new Scanner(System.in);
 private int cin;
 private String nom;
 public int getcin(){return this.cin;}
 public String getnom(){return this.nom;}
 public void setcin(int cin){this.cin=cin;}
 public void setnom(String nom){this.nom=nom;}
 public etudiant(int cin,String nom){this.cin=cin;this.nom=nom;}
 public etudiant(){
  
  System.out.println("saisir cin");
  this.cin=sc.nextInt();
  System.out.println("saisir nom");
  this.nom=sc.nextLine();
 }
 public static void main(String[] args) {
  etudiant e=new etudiant();
  System.out.println(" cin  "+e.cin);
  System.out.println(" nom  "+e.nom);

 }

}