import java.util.Arrays;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        try (Scanner sc = new Scanner(System.in)) {
            int N = sc.nextInt();
            int K = sc.nextInt();
            int[] p = new int[N];
            for (int i = 0; i < N; i++) {
                p[i] = sc.nextInt();
            }
            Arrays.sort(p);
            int sum = 0;
            for (int k = 0; k < K; k++) {
                sum += p[k];
            }
            System.out.println(sum);
        }
    }
} import java.util.Arrays; Arrays java.util import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {
        try (Scanner sc = new Scanner(System.in)) {
            int N = sc.nextInt();
            int K = sc.nextInt();
            int[] p = new int[N];
            for (int i = 0; i < N; i++) {
                p[i] = sc.nextInt();
            }
            Arrays.sort(p);
            int sum = 0;
            for (int k = 0; k < K; k++) {
                sum += p[k];
            }
            System.out.println(sum);
        }
    }
} Main public static void main(String[] args) {
        try (Scanner sc = new Scanner(System.in)) {
            int N = sc.nextInt();
            int K = sc.nextInt();
            int[] p = new int[N];
            for (int i = 0; i < N; i++) {
                p[i] = sc.nextInt();
            }
            Arrays.sort(p);
            int sum = 0;
            for (int k = 0; k < K; k++) {
                sum += p[k];
            }
            System.out.println(sum);
        }
    } main {
        try (Scanner sc = new Scanner(System.in)) {
            int N = sc.nextInt();
            int K = sc.nextInt();
            int[] p = new int[N];
            for (int i = 0; i < N; i++) {
                p[i] = sc.nextInt();
            }
            Arrays.sort(p);
            int sum = 0;
            for (int k = 0; k < K; k++) {
                sum += p[k];
            }
            System.out.println(sum);
        }
    } try (Scanner sc = new Scanner(System.in)) {
            int N = sc.nextInt();
            int K = sc.nextInt();
            int[] p = new int[N];
            for (int i = 0; i < N; i++) {
                p[i] = sc.nextInt();
            }
            Arrays.sort(p);
            int sum = 0;
            for (int k = 0; k < K; k++) {
                sum += p[k];
            }
            System.out.println(sum);
        } {
            int N = sc.nextInt();
            int K = sc.nextInt();
            int[] p = new int[N];
            for (int i = 0; i < N; i++) {
                p[i] = sc.nextInt();
            }
            Arrays.sort(p);
            int sum = 0;
            for (int k = 0; k < K; k++) {
                sum += p[k];
            }
            System.out.println(sum);
        } Scanner sc = new Scanner(System.in) Scanner sc = new Scanner(System.in) new Scanner(System.in) int N = sc.nextInt(); N sc.nextInt() sc.nextInt sc int K = sc.nextInt(); K sc.nextInt() sc.nextInt sc int[] p = new int[N]; p new int[N] N for (int i = 0; i < N; i++) {
                p[i] = sc.nextInt();
            } int i = 0; int i = 0; i 0 i < N i N i++ i++ i {
                p[i] = sc.nextInt();
            } {
                p[i] = sc.nextInt();
            } p[i] = sc.nextInt() p[i] p i sc.nextInt() sc.nextInt sc Arrays.sort(p) Arrays.sort Arrays p int sum = 0; sum 0 for (int k = 0; k < K; k++) {
                sum += p[k];
            } int k = 0; int k = 0; k 0 k < K k K k++ k++ k {
                sum += p[k];
            } {
                sum += p[k];
            } sum += p[k] sum p[k] p k System.out.println(sum) System.out.println System.out System System.out sum String[] args args public class Main {
    public static void main(String[] args) {
        try (Scanner sc = new Scanner(System.in)) {
            int N = sc.nextInt();
            int K = sc.nextInt();
            int[] p = new int[N];
            for (int i = 0; i < N; i++) {
                p[i] = sc.nextInt();
            }
            Arrays.sort(p);
            int sum = 0;
            for (int k = 0; k < K; k++) {
                sum += p[k];
            }
            System.out.println(sum);
        }
    }
} public class Main {
    public static void main(String[] args) {
        try (Scanner sc = new Scanner(System.in)) {
            int N = sc.nextInt();
            int K = sc.nextInt();
            int[] p = new int[N];
            for (int i = 0; i < N; i++) {
                p[i] = sc.nextInt();
            }
            Arrays.sort(p);
            int sum = 0;
            for (int k = 0; k < K; k++) {
                sum += p[k];
            }
            System.out.println(sum);
        }
    }
} Main
import java.util.Arrays;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        try (Scanner sc = new Scanner(System.in)) {
            int N = sc.nextInt();
            int K = sc.nextInt();
            int[] p = new int[N];
            for (int i = 0; i < N; i++) {
                p[i] = sc.nextInt();
            }
            Arrays.sort(p);
            int sum = 0;
            for (int k = 0; k < K; k++) {
                sum += p[k];
            }
            System.out.println(sum);
        }
    }
}
