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];
        
        if(n<=k){
            System.out.println(0);
            return;
        }
        
        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];
        
        if(n<=k){
            System.out.println(0);
            return;
        }
        
        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];
        
        if(n<=k){
            System.out.println(0);
            return;
        }
        
        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];
        
        if(n<=k){
            System.out.println(0);
            return;
        }
        
        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 if(n<=k){
            System.out.println(0);
            return;
        } n<=k n k {
            System.out.println(0);
            return;
        } System.out.println(0) System.out.println System.out System System.out 0 return; 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];
        
        if(n<=k){
            System.out.println(0);
            return;
        }
        
        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];
        
        if(n<=k){
            System.out.println(0);
            return;
        }
        
        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];
        
        if(n<=k){
            System.out.println(0);
            return;
        }
        
        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);
    }
}
