import java.util.Scanner;


public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        long k = sc.nextLong();
        int index = 0;
        int num = 1;
        for (int i = 0 ; i < s.length(); i++) {
            if (!s.substring(i, i + 1).equals("1")) {
                index = i;
                num = Integer.valueOf(s.substring(i, i+ 1));
                break;
            }
        }
        if (k <= index) {
            System.out.println(1);
        } else {
            System.out.println(num);
        }
    }
} import java.util.Scanner; Scanner java.util public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        long k = sc.nextLong();
        int index = 0;
        int num = 1;
        for (int i = 0 ; i < s.length(); i++) {
            if (!s.substring(i, i + 1).equals("1")) {
                index = i;
                num = Integer.valueOf(s.substring(i, i+ 1));
                break;
            }
        }
        if (k <= index) {
            System.out.println(1);
        } else {
            System.out.println(num);
        }
    }
} Main public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        long k = sc.nextLong();
        int index = 0;
        int num = 1;
        for (int i = 0 ; i < s.length(); i++) {
            if (!s.substring(i, i + 1).equals("1")) {
                index = i;
                num = Integer.valueOf(s.substring(i, i+ 1));
                break;
            }
        }
        if (k <= index) {
            System.out.println(1);
        } else {
            System.out.println(num);
        }
    } main {
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        long k = sc.nextLong();
        int index = 0;
        int num = 1;
        for (int i = 0 ; i < s.length(); i++) {
            if (!s.substring(i, i + 1).equals("1")) {
                index = i;
                num = Integer.valueOf(s.substring(i, i+ 1));
                break;
            }
        }
        if (k <= index) {
            System.out.println(1);
        } else {
            System.out.println(num);
        }
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String s = sc.next(); s sc.next() sc.next sc long k = sc.nextLong(); k sc.nextLong() sc.nextLong sc int index = 0; index 0 int num = 1; num 1 for (int i = 0 ; i < s.length(); i++) {
            if (!s.substring(i, i + 1).equals("1")) {
                index = i;
                num = Integer.valueOf(s.substring(i, i+ 1));
                break;
            }
        } int i = 0 ; int i = 0 ; i 0 i < s.length() i s.length() s.length s i++ i++ i {
            if (!s.substring(i, i + 1).equals("1")) {
                index = i;
                num = Integer.valueOf(s.substring(i, i+ 1));
                break;
            }
        } {
            if (!s.substring(i, i + 1).equals("1")) {
                index = i;
                num = Integer.valueOf(s.substring(i, i+ 1));
                break;
            }
        } if (!s.substring(i, i + 1).equals("1")) {
                index = i;
                num = Integer.valueOf(s.substring(i, i+ 1));
                break;
            } !s.substring(i, i + 1).equals("1") s.substring(i, i + 1).equals("1") s.substring(i, i + 1).equals s.substring(i, i + 1) s.substring s i i + 1 i 1 "1" {
                index = i;
                num = Integer.valueOf(s.substring(i, i+ 1));
                break;
            } index = i index i num = Integer.valueOf(s.substring(i, i+ 1)) num Integer.valueOf(s.substring(i, i+ 1)) Integer.valueOf Integer s.substring(i, i+ 1) s.substring s i i+ 1 i 1 break; if (k <= index) {
            System.out.println(1);
        } else {
            System.out.println(num);
        } k <= index k index {
            System.out.println(1);
        } System.out.println(1) System.out.println System.out System System.out 1 {
            System.out.println(num);
        } System.out.println(num) System.out.println System.out System System.out num String[] args args public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        long k = sc.nextLong();
        int index = 0;
        int num = 1;
        for (int i = 0 ; i < s.length(); i++) {
            if (!s.substring(i, i + 1).equals("1")) {
                index = i;
                num = Integer.valueOf(s.substring(i, i+ 1));
                break;
            }
        }
        if (k <= index) {
            System.out.println(1);
        } else {
            System.out.println(num);
        }
    }
} public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        long k = sc.nextLong();
        int index = 0;
        int num = 1;
        for (int i = 0 ; i < s.length(); i++) {
            if (!s.substring(i, i + 1).equals("1")) {
                index = i;
                num = Integer.valueOf(s.substring(i, i+ 1));
                break;
            }
        }
        if (k <= index) {
            System.out.println(1);
        } else {
            System.out.println(num);
        }
    }
} Main
import java.util.Scanner;


public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        long k = sc.nextLong();
        int index = 0;
        int num = 1;
        for (int i = 0 ; i < s.length(); i++) {
            if (!s.substring(i, i + 1).equals("1")) {
                index = i;
                num = Integer.valueOf(s.substring(i, i+ 1));
                break;
            }
        }
        if (k <= index) {
            System.out.println(1);
        } else {
            System.out.println(num);
        }
    }
}