# Simple Walking Simulation
def display_position(x, y):
    print(f"Current Position: ({x}, {y})")

def main():
    print("Welcome to the Walking Simulator!")
    print("Use W (up), A (left), S (down), D (right) to move. Type 'quit' to exit.")
    
    # Starting position
    x, y = 0, 0
    display_position(x, y)
    
    while True:
        # Get user input
        move = input("Move (W/A/S/D): ").lower()
        
        if move == "w":
            y += 1
        elif move == "a":
            x -= 1
        elif move == "s":
            y -= 1
        elif move == "d":
            x += 1
        elif move == "quit":
            print("Exiting Walking Simulator. Goodbye!")
            break
        else:
            print("Invalid input! Use W, A, S, D to move or 'quit' to exit.")
            continue
        
        # Display new position
        display_position(x, y)

if __name__ == "__main__":
    main()