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

public class Main {
    public static void main(String[] args) throws Exception {
        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 i = 0; i < K; i++){
            sum+=P[i];
        }
        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) throws Exception {
        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 i = 0; i < K; i++){
            sum+=P[i];
        }
        System.out.println(sum);
    }
} Main public static void main(String[] args) throws Exception {
        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 i = 0; i < K; i++){
            sum+=P[i];
        }
        System.out.println(sum);
    } main {
        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 i = 0; i < K; i++){
            sum+=P[i];
        }
        System.out.println(sum);
    } Scanner sc = new Scanner(System.in); sc 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 i = 0; i < K; i++){
            sum+=P[i];
        } int i = 0; int i = 0; i 0 i < K i K i++ i++ i {
            sum+=P[i];
        } {
            sum+=P[i];
        } sum+=P[i] sum P[i] P i 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) throws Exception {
        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 i = 0; i < K; i++){
            sum+=P[i];
        }
        System.out.println(sum);
    }
} public class Main {
    public static void main(String[] args) throws Exception {
        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 i = 0; i < K; i++){
            sum+=P[i];
        }
        System.out.println(sum);
    }
} Main
import java.util.Arrays;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) throws Exception {
        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 i = 0; i < K; i++){
            sum+=P[i];
        }
        System.out.println(sum);
    }
}