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();

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

        long ans = 0;

        for(int i = n-1-k ; i >= 0 ; i--){
        	ans += h[i];
        }

        System.out.println(ans);
    }
} 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();

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

        long ans = 0;

        for(int i = n-1-k ; i >= 0 ; i--){
        	ans += h[i];
        }

        System.out.println(ans);
    }
} Main public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int k = sc.nextInt();

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

        long ans = 0;

        for(int i = n-1-k ; i >= 0 ; i--){
        	ans += h[i];
        }

        System.out.println(ans);
    } main {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int k = sc.nextInt();

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

        long ans = 0;

        for(int i = n-1-k ; i >= 0 ; i--){
        	ans += h[i];
        }

        System.out.println(ans);
    } 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[] h = new int[n]; h new int[n] n for(int i = 0 ; i < n ; i++){
        	h[i] = sc.nextInt();
        } int i = 0 ; int i = 0 ; i 0 i < n i n i++ i++ i {
        	h[i] = sc.nextInt();
        } {
        	h[i] = sc.nextInt();
        } h[i] = sc.nextInt() h[i] h i sc.nextInt() sc.nextInt sc Arrays.sort(h) Arrays.sort Arrays h long ans = 0; ans 0 for(int i = n-1-k ; i >= 0 ; i--){
        	ans += h[i];
        } int i = n-1-k ; int i = n-1-k ; i n-1-k n-1-k n 1 k i >= 0 i 0 i-- i-- i {
        	ans += h[i];
        } {
        	ans += h[i];
        } ans += h[i] ans h[i] h i System.out.println(ans) System.out.println System.out System System.out ans 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[] h = new int[n];
        for(int i = 0 ; i < n ; i++){
        	h[i] = sc.nextInt();
        }
        Arrays.sort(h);

        long ans = 0;

        for(int i = n-1-k ; i >= 0 ; i--){
        	ans += h[i];
        }

        System.out.println(ans);
    }
} public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int k = sc.nextInt();

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

        long ans = 0;

        for(int i = n-1-k ; i >= 0 ; i--){
        	ans += h[i];
        }

        System.out.println(ans);
    }
} 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();

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

        long ans = 0;

        for(int i = n-1-k ; i >= 0 ; i--){
        	ans += h[i];
        }

        System.out.println(ans);
    }
}