Ch5Ex6

//There's probably a better way to do this
package ch5ex6;
import java.util.Scanner;
import java.util.Random;

public class Ch5Ex6
{
    public static void main(String[] args)
    {
        Scanner sc=new Scanner(System.in);
        Random gen=new Random();
        int num1=gen.nextInt(10)+1;
        int num2=gen.nextInt(10)+1;
        int operator=gen.nextInt(4)+1;
        if(operator==1)
        {
            System.out.println("What is "+num1+"+"+num2+"?");
            int input=sc.nextInt();
            int answer=num1+num2;
            if(input==answer)System.out.println("Correct!");
            else System.out.println("Incorrect. Try again.");
        }
        if(operator==2)
        {
           System.out.println("What is "+num1+"-"+num2+"?");
            int input=sc.nextInt();
            int answer=num1-num2;
            if(input==answer)System.out.println("Correct!");
            else System.out.println("Incorrect. Try again.");
        }
        if(operator==3)
        {
            System.out.println("What is "+num1+"*"+num2+"?");
            int input=sc.nextInt();
            int answer=num1*num2;
            if(input==answer)System.out.println("Correct!");
            else System.out.println("Incorrect. Try again.");
        }
        if(operator==4)
        {
           System.out.println("What is "+num1+"/"+num2+"?");
           int input=sc.nextInt();
           int answer=num1/num2;
           if(input==answer)System.out.println("Correct!");
           else System.out.println("Incorrect. Try again.");
        }
    }
}