#!/usr/bin/env python3

import tkinter as tk

root = tk.Tk()
canvas = tk.Canvas(root, width=300, height=100, bg='white')
canvas.pack()

# Draw A
canvas.create_line(10, 80, 50, 20, width=2)  # Left diagonal
canvas.create_line(50, 20, 90, 80, width=2)  # Right diagonal
canvas.create_line(20, 50, 80, 50, width=2)  # Horizontal bar

# Draw B
canvas.create_line(110, 20, 110, 80, width=2)  # Left vertical
canvas.create_arc(110, 20, 170, 80, start=90, extent=180, width=2)  # Top arc
canvas.create_arc(110, 20, 170, 80, start=270, extent=180, width=2)  # Bottom arc

# Draw C
canvas.create_arc(180, 20, 240, 80, start=45, extent=270, width=2)  # Arc for C

root.mainloop()