APCSA/U2/L4/U2_L4_Activity_One.java

import java.util.Scanner;

public class U2_L4_Activity_One {

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        // get first string
        System.out.println("Enter first string");
        String s1 = scanner.nextLine();

        // get second string
        System.out.println("Enter second string");
        String s2 = scanner.nextLine();

        //Get number of letters to use from each string
        System.out.println("Enter number of letters from each word");
        int n = scanner.nextInt();

        // print last n letters of first string combined with first n letters of s2
        System.out.println(s1.substring(s1.length() - n) + s2.substring(0, n));
    }
}