Using scanner class in datatypes

package usingscan;
import java.util.Scanner;
public class Bank {

public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.println("Enter your first Number : ");
    int no1 = sc.nextInt();
    System.out.println("Enter your second Number : ");
    int no2 = sc.nextInt(); 
    System.out.println("Enter your third Number : ");
    int no3 = sc.nextInt();
    System.out.println(no1 +no2 +no3);

System.out.println("How would you improve this course?");   

String input = sc.nextLine();

    System.out.println("Your response:");

    System.out.println(input);

    sc.close();

System.out.println("Enter your first Number : ");
float no1 = sc.nextFloat();
System.out.println("Enter your second Number : ");
float no2 = sc.nextFloat(); 
System.out.println("Enter your third Number : ");
float no3 = sc.nextFloat();
System.out.println(no1 +no2 +no3);
}

System.out.println("Enter your mobile Number : ");
long no1 = sc.nextLong();
System.out.println("Enter your mobile Number : ");
long no2 = sc.nextLong(); 
System.out.println("Enter your mobile Number : ");
long no3 = sc.nextLong();
//System.out.println(no1 +no2 +no3);
}

System.out.println("Enter your first Number : ");
short no1 = sc.nextShort();
System.out.println("Enter your second Number : ");
short no2 = sc.nextShort(); 
System.out.println("Enter your third Number : ");
short no3 = sc.nextShort();
System.out.println(no1 +no2 +no3);
}

System.out.println("Enter your first Number : ");
double no1 = sc.nextDouble();
System.out.println("Enter your second Number : ");
double no2 = sc.nextDouble(); 
System.out.println("Enter your third Number : ");
double no3 = sc.nextDouble();
System.out.println(no1 +no2 +no3);
}

System.out.println("Enter your first Number : ");
byte no1 = sc.nextByte();
System.out.println("Enter your second Number : ");
byte no2 = sc.nextByte(); 
System.out.println("Enter your third Number : ");
byte no3 = sc.nextByte();
System.out.println(no1 +no2 +no3);
}

 //boolean

System.out.println("Enter your age: ");
 int age = sc.nextInt();  // user input as integer

 if (age >= 18) {
     System.out.println("You are eligible to vote.");
 } else {
     System.out.println("You are not eligible to vote.");
 }

 sc.close();
}

}