View Code of Problem 1

public class Main {
  public static void main(String[] args) {
  	Scanner sc = new Scanner(System.in);
    	int a = sc.nextInt();
        int b = sc.nextInt();
    System.out.print(a+b);
  }
}
/*
Main.java:3: error: cannot find symbol
  	Scanner sc = new Scanner(System.in);
  	^
  symbol:   class Scanner
  location: class Main
Main.java:3: error: cannot find symbol
  	Scanner sc = new Scanner(System.in);
  	                 ^
  symbol:   class Scanner
  location: class Main
2 errors
*/