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

public class Main {
    public static void main(String[] args) {
        try (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 sum = 0;
            for (int i = 0; i < N - K; i++) {
                sum += H[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) {
        try (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 sum = 0;
            for (int i = 0; i < N - K; i++) {
                sum += H[i];
            }

            System.out.println(sum);
        }
    }
} Main public static void main(String[] args) {
        try (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 sum = 0;
            for (int i = 0; i < N - K; i++) {
                sum += H[i];
            }

            System.out.println(sum);
        }
    } main {
        try (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 sum = 0;
            for (int i = 0; i < N - K; i++) {
                sum += H[i];
            }

            System.out.println(sum);
        }
    } try (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 sum = 0;
            for (int i = 0; i < N - K; i++) {
                sum += H[i];
            }

            System.out.println(sum);
        } {
            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 sum = 0;
            for (int i = 0; i < N - K; i++) {
                sum += H[i];
            }

            System.out.println(sum);
        } Scanner sc = new Scanner(System.in) Scanner sc = new Scanner(System.in) 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 sum = 0; sum 0 for (int i = 0; i < N - K; i++) {
                sum += H[i];
            } int i = 0; int i = 0; i 0 i < N - K i N - K N K i++ i++ i {
                sum += H[i];
            } {
                sum += H[i];
            } sum += H[i] sum H[i] H 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) {
        try (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 sum = 0;
            for (int i = 0; i < N - K; i++) {
                sum += H[i];
            }

            System.out.println(sum);
        }
    }
} public class Main {
    public static void main(String[] args) {
        try (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 sum = 0;
            for (int i = 0; i < N - K; i++) {
                sum += H[i];
            }

            System.out.println(sum);
        }
    }
} Main
import java.util.Arrays;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        try (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 sum = 0;
            for (int i = 0; i < N - K; i++) {
                sum += H[i];
            }

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