program-
from tkinter import *
#create a window screen
win=Tk()
win.geometry("500x400")
canvas=Canvas(win,bg="white",height=400,width=500)
canvas.place(x=0,y=0)
l=canvas.create_line(100,90,100,325)
l=canvas.create_line(100,150,370,325)
l=canvas.create_line(100,325,390,325)
v=0
for i in range(10):
canvas.create_line(95,100+25*i,105,100+25*i)
v=v+1
t=str(v)
t=t[0:3]
canvas.create_text(85,95+25*i,text=t)
v=-20
for i in range(10):
canvas.create_line(100+30*i,320,100+30*i,330)
v=v+20
canvas.create_text(100+30*i,340,text=v)
for i in range(9):
canvas.create_text(105+30*i,145+20*i,text=".",font=('',20,'bold'))
canvas.update()
#hold the screen
win.mainloop()