import java.io.OutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Scanner;

/**
 * Built using CHelper plug-in
 * Actual solution is at the top
 */
public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskB solver = new TaskB();
        solver.solve(1, in, out);
        out.close();
    }

    static class TaskB {
        public void solve(int testNumber, Scanner in, PrintWriter out) {
            int n = in.nextInt();
            int a = in.nextInt();
            int b = in.nextInt();
            long ans = 0;
            for (int i = 1; i <= n; i++) {
                String str = String.valueOf(i);
                int sum = 0;
                for (char c : str.toCharArray()) {
                    sum += Integer.valueOf(String.valueOf(c));
                }

                if (a <= sum && sum <= b) {
                    ans += i;
                }
            }

            out.print(ans);
        }

    }
}
 import java.io.OutputStream; OutputStream java.io import java.io.IOException; IOException java.io import java.io.InputStream; InputStream java.io import java.io.PrintWriter; PrintWriter java.io import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskB solver = new TaskB();
        solver.solve(1, in, out);
        out.close();
    }

    static class TaskB {
        public void solve(int testNumber, Scanner in, PrintWriter out) {
            int n = in.nextInt();
            int a = in.nextInt();
            int b = in.nextInt();
            long ans = 0;
            for (int i = 1; i <= n; i++) {
                String str = String.valueOf(i);
                int sum = 0;
                for (char c : str.toCharArray()) {
                    sum += Integer.valueOf(String.valueOf(c));
                }

                if (a <= sum && sum <= b) {
                    ans += i;
                }
            }

            out.print(ans);
        }

    }
} Main public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskB solver = new TaskB();
        solver.solve(1, in, out);
        out.close();
    } main {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskB solver = new TaskB();
        solver.solve(1, in, out);
        out.close();
    } InputStream inputStream = System.in; inputStream System.in System System.in OutputStream outputStream = System.out; outputStream System.out System System.out Scanner in = new Scanner(inputStream); in new Scanner(inputStream) PrintWriter out = new PrintWriter(outputStream); out new PrintWriter(outputStream) TaskB solver = new TaskB(); solver new TaskB() solver.solve(1, in, out) solver.solve solver 1 in out out.close() out.close out String[] args args static class TaskB {
        public void solve(int testNumber, Scanner in, PrintWriter out) {
            int n = in.nextInt();
            int a = in.nextInt();
            int b = in.nextInt();
            long ans = 0;
            for (int i = 1; i <= n; i++) {
                String str = String.valueOf(i);
                int sum = 0;
                for (char c : str.toCharArray()) {
                    sum += Integer.valueOf(String.valueOf(c));
                }

                if (a <= sum && sum <= b) {
                    ans += i;
                }
            }

            out.print(ans);
        }

    } TaskB public void solve(int testNumber, Scanner in, PrintWriter out) {
            int n = in.nextInt();
            int a = in.nextInt();
            int b = in.nextInt();
            long ans = 0;
            for (int i = 1; i <= n; i++) {
                String str = String.valueOf(i);
                int sum = 0;
                for (char c : str.toCharArray()) {
                    sum += Integer.valueOf(String.valueOf(c));
                }

                if (a <= sum && sum <= b) {
                    ans += i;
                }
            }

            out.print(ans);
        } solve {
            int n = in.nextInt();
            int a = in.nextInt();
            int b = in.nextInt();
            long ans = 0;
            for (int i = 1; i <= n; i++) {
                String str = String.valueOf(i);
                int sum = 0;
                for (char c : str.toCharArray()) {
                    sum += Integer.valueOf(String.valueOf(c));
                }

                if (a <= sum && sum <= b) {
                    ans += i;
                }
            }

            out.print(ans);
        } int n = in.nextInt(); n in.nextInt() in.nextInt in int a = in.nextInt(); a in.nextInt() in.nextInt in int b = in.nextInt(); b in.nextInt() in.nextInt in long ans = 0; ans 0 for (int i = 1; i <= n; i++) {
                String str = String.valueOf(i);
                int sum = 0;
                for (char c : str.toCharArray()) {
                    sum += Integer.valueOf(String.valueOf(c));
                }

                if (a <= sum && sum <= b) {
                    ans += i;
                }
            } int i = 1; int i = 1; i 1 i <= n i n i++ i++ i {
                String str = String.valueOf(i);
                int sum = 0;
                for (char c : str.toCharArray()) {
                    sum += Integer.valueOf(String.valueOf(c));
                }

                if (a <= sum && sum <= b) {
                    ans += i;
                }
            } {
                String str = String.valueOf(i);
                int sum = 0;
                for (char c : str.toCharArray()) {
                    sum += Integer.valueOf(String.valueOf(c));
                }

                if (a <= sum && sum <= b) {
                    ans += i;
                }
            } String str = String.valueOf(i); str String.valueOf(i) String.valueOf String i int sum = 0; sum 0 for (char c : str.toCharArray()) {
                    sum += Integer.valueOf(String.valueOf(c));
                } char c str.toCharArray() str.toCharArray str {
                    sum += Integer.valueOf(String.valueOf(c));
                } {
                    sum += Integer.valueOf(String.valueOf(c));
                } sum += Integer.valueOf(String.valueOf(c)) sum Integer.valueOf(String.valueOf(c)) Integer.valueOf Integer String.valueOf(c) String.valueOf String c if (a <= sum && sum <= b) {
                    ans += i;
                } a <= sum && sum <= b a <= sum a sum sum <= b sum b {
                    ans += i;
                } ans += i ans i out.print(ans) out.print out ans int testNumber testNumber Scanner in in PrintWriter out out public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskB solver = new TaskB();
        solver.solve(1, in, out);
        out.close();
    }

    static class TaskB {
        public void solve(int testNumber, Scanner in, PrintWriter out) {
            int n = in.nextInt();
            int a = in.nextInt();
            int b = in.nextInt();
            long ans = 0;
            for (int i = 1; i <= n; i++) {
                String str = String.valueOf(i);
                int sum = 0;
                for (char c : str.toCharArray()) {
                    sum += Integer.valueOf(String.valueOf(c));
                }

                if (a <= sum && sum <= b) {
                    ans += i;
                }
            }

            out.print(ans);
        }

    }
} public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskB solver = new TaskB();
        solver.solve(1, in, out);
        out.close();
    }

    static class TaskB {
        public void solve(int testNumber, Scanner in, PrintWriter out) {
            int n = in.nextInt();
            int a = in.nextInt();
            int b = in.nextInt();
            long ans = 0;
            for (int i = 1; i <= n; i++) {
                String str = String.valueOf(i);
                int sum = 0;
                for (char c : str.toCharArray()) {
                    sum += Integer.valueOf(String.valueOf(c));
                }

                if (a <= sum && sum <= b) {
                    ans += i;
                }
            }

            out.print(ans);
        }

    }
} Main
import java.io.OutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Scanner;

/**
 * Built using CHelper plug-in
 * Actual solution is at the top
 */
public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskB solver = new TaskB();
        solver.solve(1, in, out);
        out.close();
    }

    static class TaskB {
        public void solve(int testNumber, Scanner in, PrintWriter out) {
            int n = in.nextInt();
            int a = in.nextInt();
            int b = in.nextInt();
            long ans = 0;
            for (int i = 1; i <= n; i++) {
                String str = String.valueOf(i);
                int sum = 0;
                for (char c : str.toCharArray()) {
                    sum += Integer.valueOf(String.valueOf(c));
                }

                if (a <= sum && sum <= b) {
                    ans += i;
                }
            }

            out.print(ans);
        }

    }
}

