import turtle 
window = turtle.Screen() 
alex = turtle.Turtle() 

alex.pensize(3)
alex.color('blue')

for _ in range(4):
    alex.forward(50)
    alex.left(90)
    
for _ in range(3):
    alex.forward(50)
    alex.left(120)    

for _ in range(6):
    alex.forward(50)
    alex.left(60)    
    
for _ in range(8):
    alex.forward(50)
    alex.left(45)    
   