import java.util.Arrays;
import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n =sc.nextInt(), k = sc.nextInt();
		int[] array = new int[n];
		for(int i=0;i<n;i++) array[i]=sc.nextInt();
		Arrays.sort(array);
		for(int i=n-1;i>=n-k;i--) {
			if(i>=0) array[i]=0;
			else break;
		}
		long sum=0;
		for(int i=0;i<n;i++) sum+=array[i];
		System.out.println(sum);
	}
} import java.util.Arrays; Arrays java.util import java.util.Scanner; Scanner java.util public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n =sc.nextInt(), k = sc.nextInt();
		int[] array = new int[n];
		for(int i=0;i<n;i++) array[i]=sc.nextInt();
		Arrays.sort(array);
		for(int i=n-1;i>=n-k;i--) {
			if(i>=0) array[i]=0;
			else break;
		}
		long sum=0;
		for(int i=0;i<n;i++) sum+=array[i];
		System.out.println(sum);
	}
} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n =sc.nextInt(), k = sc.nextInt();
		int[] array = new int[n];
		for(int i=0;i<n;i++) array[i]=sc.nextInt();
		Arrays.sort(array);
		for(int i=n-1;i>=n-k;i--) {
			if(i>=0) array[i]=0;
			else break;
		}
		long sum=0;
		for(int i=0;i<n;i++) sum+=array[i];
		System.out.println(sum);
	} main {
		Scanner sc = new Scanner(System.in);
		int n =sc.nextInt(), k = sc.nextInt();
		int[] array = new int[n];
		for(int i=0;i<n;i++) array[i]=sc.nextInt();
		Arrays.sort(array);
		for(int i=n-1;i>=n-k;i--) {
			if(i>=0) array[i]=0;
			else break;
		}
		long sum=0;
		for(int i=0;i<n;i++) sum+=array[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 k = sc.nextInt(); k sc.nextInt() sc.nextInt sc int[] array = new int[n]; array new int[n] n for(int i=0;i<n;i++) array[i]=sc.nextInt(); int i=0; int i=0; i 0 i<n i n i++ i++ i array[i]=sc.nextInt(); array[i]=sc.nextInt() array[i] array i sc.nextInt() sc.nextInt sc Arrays.sort(array) Arrays.sort Arrays array for(int i=n-1;i>=n-k;i--) {
			if(i>=0) array[i]=0;
			else break;
		} int i=n-1; int i=n-1; i n-1 n 1 i>=n-k i n-k n k i-- i-- i {
			if(i>=0) array[i]=0;
			else break;
		} {
			if(i>=0) array[i]=0;
			else break;
		} if(i>=0) array[i]=0;
			else break; i>=0 i 0 array[i]=0 array[i] array i 0 break; long sum=0; sum 0 for(int i=0;i<n;i++) sum+=array[i]; int i=0; int i=0; i 0 i<n i n i++ i++ i sum+=array[i]; sum+=array[i] sum array[i] array 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(), k = sc.nextInt();
		int[] array = new int[n];
		for(int i=0;i<n;i++) array[i]=sc.nextInt();
		Arrays.sort(array);
		for(int i=n-1;i>=n-k;i--) {
			if(i>=0) array[i]=0;
			else break;
		}
		long sum=0;
		for(int i=0;i<n;i++) sum+=array[i];
		System.out.println(sum);
	}
} public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n =sc.nextInt(), k = sc.nextInt();
		int[] array = new int[n];
		for(int i=0;i<n;i++) array[i]=sc.nextInt();
		Arrays.sort(array);
		for(int i=n-1;i>=n-k;i--) {
			if(i>=0) array[i]=0;
			else break;
		}
		long sum=0;
		for(int i=0;i<n;i++) sum+=array[i];
		System.out.println(sum);
	}
} Main
import java.util.Arrays;
import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n =sc.nextInt(), k = sc.nextInt();
		int[] array = new int[n];
		for(int i=0;i<n;i++) array[i]=sc.nextInt();
		Arrays.sort(array);
		for(int i=n-1;i>=n-k;i--) {
			if(i>=0) array[i]=0;
			else break;
		}
		long sum=0;
		for(int i=0;i<n;i++) sum+=array[i];
		System.out.println(sum);
	}
}