Question: i have tried everything and can not figure out what...

I have tried everything and can not figure out what is wrong!! The errors that I keep getting are listed below, please help!!

import java.util.Scanner;

abstract class OutputwithVars {
public static void main(String[] args) {
Scanner scnr = new Scanner(System.in); }
int userNum = 0;
int userNum2 = 0; {
userNum2 = 5;
System.out.println("Enter integer:");
userNum = scnr.nextInt();   
  
  
System.out.println(userNum);
System.out.println("You entered: 4");
  
System.out.println(userNum + " squared is " + userNum * userNum);
System.out.println("And " + userNum + " cubed is " + userNum * userNum * userNum + "!!");
  
System.out.println("Enter another integer: ");
userNum2 = scnr.nextInt();
System.out.println(userNum2);
System.out.println("5");
  
  
System.out.print(userNum + " + " + userNum2 + " is ");
System.out.println(userNum + userNum2);
System.out.print(userNum + " * " + userNum2 + " is ");
System.out.println(userNum * userNum2);
  
return;
}
}

2 errors found:
[line: 10]
Error: scnr cannot be resolved
[line: 20]
Error: scnr cannot be resolved