import 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();
    ArrayList<Integer> fruit = new ArrayList<Integer>();
    for(int i = 0;i < n;i++){
      fruit.add(sc.nextInt());
    }
    int sum = 0;
    Collections.sort(fruit);
    for(int i = 0;i < k;i++){
      sum += fruit.get(i);
    }
    System.out.println(sum);
  }
} import java.util.*; util.* java public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int k = sc.nextInt();
    ArrayList<Integer> fruit = new ArrayList<Integer>();
    for(int i = 0;i < n;i++){
      fruit.add(sc.nextInt());
    }
    int sum = 0;
    Collections.sort(fruit);
    for(int i = 0;i < k;i++){
      sum += fruit.get(i);
    }
    System.out.println(sum);
  }
} Main public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int k = sc.nextInt();
    ArrayList<Integer> fruit = new ArrayList<Integer>();
    for(int i = 0;i < n;i++){
      fruit.add(sc.nextInt());
    }
    int sum = 0;
    Collections.sort(fruit);
    for(int i = 0;i < k;i++){
      sum += fruit.get(i);
    }
    System.out.println(sum);
  } main {
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int k = sc.nextInt();
    ArrayList<Integer> fruit = new ArrayList<Integer>();
    for(int i = 0;i < n;i++){
      fruit.add(sc.nextInt());
    }
    int sum = 0;
    Collections.sort(fruit);
    for(int i = 0;i < k;i++){
      sum += fruit.get(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 ArrayList<Integer> fruit = new ArrayList<Integer>(); fruit new ArrayList<Integer>() for(int i = 0;i < n;i++){
      fruit.add(sc.nextInt());
    } int i = 0; int i = 0; i 0 i < n i n i++ i++ i {
      fruit.add(sc.nextInt());
    } {
      fruit.add(sc.nextInt());
    } fruit.add(sc.nextInt()) fruit.add fruit sc.nextInt() sc.nextInt sc int sum = 0; sum 0 Collections.sort(fruit) Collections.sort Collections fruit for(int i = 0;i < k;i++){
      sum += fruit.get(i);
    } int i = 0; int i = 0; i 0 i < k i k i++ i++ i {
      sum += fruit.get(i);
    } {
      sum += fruit.get(i);
    } sum += fruit.get(i) sum fruit.get(i) fruit.get fruit 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){
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int k = sc.nextInt();
    ArrayList<Integer> fruit = new ArrayList<Integer>();
    for(int i = 0;i < n;i++){
      fruit.add(sc.nextInt());
    }
    int sum = 0;
    Collections.sort(fruit);
    for(int i = 0;i < k;i++){
      sum += fruit.get(i);
    }
    System.out.println(sum);
  }
} public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int k = sc.nextInt();
    ArrayList<Integer> fruit = new ArrayList<Integer>();
    for(int i = 0;i < n;i++){
      fruit.add(sc.nextInt());
    }
    int sum = 0;
    Collections.sort(fruit);
    for(int i = 0;i < k;i++){
      sum += fruit.get(i);
    }
    System.out.println(sum);
  }
} Main
import 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();
    ArrayList<Integer> fruit = new ArrayList<Integer>();
    for(int i = 0;i < n;i++){
      fruit.add(sc.nextInt());
    }
    int sum = 0;
    Collections.sort(fruit);
    for(int i = 0;i < k;i++){
      sum += fruit.get(i);
    }
    System.out.println(sum);
  }
}