import java.util.Scanner;
import java.util.InputMismatchException;

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

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