try:
    n = int(input())
    values = input().split()
    new_value = input()

    if len(values) != n:
        print("Invalid input")
    else:
        arr = [float(x) for x in values]
        arr.append(float(new_value))  # or use arr[n] = newValue if required by the platform

        print(" ".join(map(str, arr)))

except:
    print("Invalid input")