Answer:
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner input = new Scanner(System.in);
String userString = input.nextLine();
int strIndex = input.nextInt();
if (userString.charAt(strIndex) == 'a') {
System.out.println("Found match");
} else {
System.out.println("No match");
}
System.out.println();
}
}