View Code of Problem 1

  public static void main(String args[]){
    int a = 1;
    int b = 2;
    int c = a+b;
    System.out.println(c);
  }

/*
Main.java:1: error: class, interface, or enum expected
  public static void main(String args[]){
                ^
Main.java:3: error: class, interface, or enum expected
    int b = 2;
    ^
Main.java:4: error: class, interface, or enum expected
    int c = a+b;
    ^
Main.java:5: error: class, interface, or enum expected
    System.out.println(c);
    ^
Main.java:6: error: class, interface, or enum expected
  }
  ^
5 errors
*/