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];
        long ans = 0;
        
        for(int i=0; i<N; i++){
            H[i] = sc.nextInt();
        }
        
        Arrays.sort(H);
        
        for(int i=H.length-K-1; 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];
        long ans = 0;
        
        for(int i=0; i<N; i++){
            H[i] = sc.nextInt();
        }
        
        Arrays.sort(H);
        
        for(int i=H.length-K-1; 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];
        long ans = 0;
        
        for(int i=0; i<N; i++){
            H[i] = sc.nextInt();
        }
        
        Arrays.sort(H);
        
        for(int i=H.length-K-1; 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];
        long ans = 0;
        
        for(int i=0; i<N; i++){
            H[i] = sc.nextInt();
        }
        
        Arrays.sort(H);
        
        for(int i=H.length-K-1; 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 long ans = 0; ans 0 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 for(int i=H.length-K-1; i>=0; i--){
            ans+=H[i];
        } int i=H.length-K-1; int i=H.length-K-1; i H.length-K-1 H.length-K-1 H.length H H.length K 1 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];
        long ans = 0;
        
        for(int i=0; i<N; i++){
            H[i] = sc.nextInt();
        }
        
        Arrays.sort(H);
        
        for(int i=H.length-K-1; 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];
        long ans = 0;
        
        for(int i=0; i<N; i++){
            H[i] = sc.nextInt();
        }
        
        Arrays.sort(H);
        
        for(int i=H.length-K-1; 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];
        long ans = 0;
        
        for(int i=0; i<N; i++){
            H[i] = sc.nextInt();
        }
        
        Arrays.sort(H);
        
        for(int i=H.length-K-1; i>=0; i--){
            ans+=H[i];
        }
        
        System.out.println(ans);
    }
}
