import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int[] array = new int[6];
        for (int i = 0; i < 6; i++) {
            array[i] = sc.nextInt();
        }
        if (array[4] - array[0] > array[5]) {
            System.out.println(":(");
        } else {
            System.out.println("Yay!");
        }
    }
} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int[] array = new int[6];
        for (int i = 0; i < 6; i++) {
            array[i] = sc.nextInt();
        }
        if (array[4] - array[0] > array[5]) {
            System.out.println(":(");
        } else {
            System.out.println("Yay!");
        }
    }
} Main public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int[] array = new int[6];
        for (int i = 0; i < 6; i++) {
            array[i] = sc.nextInt();
        }
        if (array[4] - array[0] > array[5]) {
            System.out.println(":(");
        } else {
            System.out.println("Yay!");
        }
    } main {
        Scanner sc = new Scanner(System.in);
        int[] array = new int[6];
        for (int i = 0; i < 6; i++) {
            array[i] = sc.nextInt();
        }
        if (array[4] - array[0] > array[5]) {
            System.out.println(":(");
        } else {
            System.out.println("Yay!");
        }
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int[] array = new int[6]; array new int[6] 6 for (int i = 0; i < 6; i++) {
            array[i] = sc.nextInt();
        } int i = 0; int i = 0; i 0 i < 6 i 6 i++ i++ i {
            array[i] = sc.nextInt();
        } {
            array[i] = sc.nextInt();
        } array[i] = sc.nextInt() array[i] array i sc.nextInt() sc.nextInt sc if (array[4] - array[0] > array[5]) {
            System.out.println(":(");
        } else {
            System.out.println("Yay!");
        } array[4] - array[0] > array[5] array[4] - array[0] array[4] array 4 array[0] array 0 array[5] array 5 {
            System.out.println(":(");
        } System.out.println(":(") System.out.println System.out System System.out ":(" {
            System.out.println("Yay!");
        } System.out.println("Yay!") System.out.println System.out System System.out "Yay!" String[] args args public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int[] array = new int[6];
        for (int i = 0; i < 6; i++) {
            array[i] = sc.nextInt();
        }
        if (array[4] - array[0] > array[5]) {
            System.out.println(":(");
        } else {
            System.out.println("Yay!");
        }
    }
} public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int[] array = new int[6];
        for (int i = 0; i < 6; i++) {
            array[i] = sc.nextInt();
        }
        if (array[4] - array[0] > array[5]) {
            System.out.println(":(");
        } else {
            System.out.println("Yay!");
        }
    }
} Main
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int[] array = new int[6];
        for (int i = 0; i < 6; i++) {
            array[i] = sc.nextInt();
        }
        if (array[4] - array[0] > array[5]) {
            System.out.println(":(");
        } else {
            System.out.println("Yay!");
        }
    }
}