import tkinter as tk  # Import the Tkinter library

# Create main window
window = tk.Tk()
window.title("Welcome App")
window.geometry("300x150")

# Function to display greeting
def greet():
    name = entry.get()  # Get text from entry box
    label_result.config(text=f"Hello, {name}!")  # Set the label text

# Entry label
label_prompt = tk.Label(window, text="Enter your name:")
label_prompt.pack(pady=5)

# Entry field
entry = tk.Entry(window)
entry.pack(pady=5)

# Button to trigger greeting
btn = tk.Button(window, text="Greet", command=greet)
btn.pack(pady=5)

# Result label
label_result = tk.Label(window, text="")
label_result.pack(pady=10)

# Start the GUI loop
window.mainloop()