succi -製作計算器

import tkinter as tk
window=tk.Tk()
window.title('計算器')
window.geometry('280x500')

# label
la_jieguo = tk.Label(
    window,
    text ="顯示結果",
    bg = "#FFBBFF",
    fg = "black",
    anchor= "se", # 錨 east west north south
    font=("SimHei", 30)
)
la_jieguo.place(x=0, y=0, width=280, height=100)


la_gongshi=tk.Label(
    window,
    bg='#FFBBFF',
    fg='black',
    font=('SimHei',24),
    text='顯示公式',
    anchor='se'

)
la_gongshi.place(x=0,y=100,width=280,height=100)


# 按鈕Ac

def btn(name,x,y,w=70,h=60):
    btn_left=tk.Button(
        window,
        text=name,
        bg='#BFEFFF',
        fg='orange',
        font=("SimHei",20,"bold"),
        bd=7
    )
    btn_left.place(x=x,y=y,width=w,height=h)

btn('AC',0,200)
btn('←',70,200)
btn('÷',140,200)
btn('×',210,200)

btn('7',0,260)
btn('8',70,260)
btn('9',140,260)
btn('-',210,260)

btn('4',0,320)
btn('5',70,320)
btn('6',140,320)
btn('＋',210,320)

btn('1',0,380)
btn('2',70,380)
btn('3',140,380)
btn('=',210,380,h=120)

btn('%',0,440)
btn('2',70,440)
btn('3',140,440)
btn('=',210,440,w=)
window.mainloop()