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

// ABC171-B
public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int K = sc.nextInt();

		int[] fruitList = new int[N];
		for (int i = 0; i < N; i++) {
			fruitList[i] = sc.nextInt();
		}
		Arrays.sort(fruitList);

		int sum = 0;
		for (int i = 0; i < K; i++) {
			sum += fruitList[i];
		}

		System.out.println(sum);
		sc.close();
	}
} import java.util.Arrays; Arrays java.util import java.util.Scanner; Scanner java.util public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int K = sc.nextInt();

		int[] fruitList = new int[N];
		for (int i = 0; i < N; i++) {
			fruitList[i] = sc.nextInt();
		}
		Arrays.sort(fruitList);

		int sum = 0;
		for (int i = 0; i < K; i++) {
			sum += fruitList[i];
		}

		System.out.println(sum);
		sc.close();
	}
} Main public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int K = sc.nextInt();

		int[] fruitList = new int[N];
		for (int i = 0; i < N; i++) {
			fruitList[i] = sc.nextInt();
		}
		Arrays.sort(fruitList);

		int sum = 0;
		for (int i = 0; i < K; i++) {
			sum += fruitList[i];
		}

		System.out.println(sum);
		sc.close();
	} main {

		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int K = sc.nextInt();

		int[] fruitList = new int[N];
		for (int i = 0; i < N; i++) {
			fruitList[i] = sc.nextInt();
		}
		Arrays.sort(fruitList);

		int sum = 0;
		for (int i = 0; i < K; i++) {
			sum += fruitList[i];
		}

		System.out.println(sum);
		sc.close();
	} 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[] fruitList = new int[N]; fruitList new int[N] N for (int i = 0; i < N; i++) {
			fruitList[i] = sc.nextInt();
		} int i = 0; int i = 0; i 0 i < N i N i++ i++ i {
			fruitList[i] = sc.nextInt();
		} {
			fruitList[i] = sc.nextInt();
		} fruitList[i] = sc.nextInt() fruitList[i] fruitList i sc.nextInt() sc.nextInt sc Arrays.sort(fruitList) Arrays.sort Arrays fruitList int sum = 0; sum 0 for (int i = 0; i < K; i++) {
			sum += fruitList[i];
		} int i = 0; int i = 0; i 0 i < K i K i++ i++ i {
			sum += fruitList[i];
		} {
			sum += fruitList[i];
		} sum += fruitList[i] sum fruitList[i] fruitList i System.out.println(sum) System.out.println System.out System System.out sum sc.close() sc.close sc String[] args args public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int K = sc.nextInt();

		int[] fruitList = new int[N];
		for (int i = 0; i < N; i++) {
			fruitList[i] = sc.nextInt();
		}
		Arrays.sort(fruitList);

		int sum = 0;
		for (int i = 0; i < K; i++) {
			sum += fruitList[i];
		}

		System.out.println(sum);
		sc.close();
	}
} public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int K = sc.nextInt();

		int[] fruitList = new int[N];
		for (int i = 0; i < N; i++) {
			fruitList[i] = sc.nextInt();
		}
		Arrays.sort(fruitList);

		int sum = 0;
		for (int i = 0; i < K; i++) {
			sum += fruitList[i];
		}

		System.out.println(sum);
		sc.close();
	}
} Main
import java.util.Arrays;
import java.util.Scanner;

// ABC171-B
public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int K = sc.nextInt();

		int[] fruitList = new int[N];
		for (int i = 0; i < N; i++) {
			fruitList[i] = sc.nextInt();
		}
		Arrays.sort(fruitList);

		int sum = 0;
		for (int i = 0; i < K; i++) {
			sum += fruitList[i];
		}

		System.out.println(sum);
		sc.close();
	}
}
