Scoping 5

def a():
    x = 1
    y = 2  
    def b():
        global y      
        y = 1         
        print(y,x)
        def c():
            global y
            y = y + 1
            print(f"function c: {y}")
        c()
    b()
    print(f"function a: {y}")
a()
print(y)