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