Python input and output exercises, arithmetic exercises, turtle preliminary exercises

Print ("HelloWorld")

Name = input ( " Enter name ")print("{} Students, study hard, day up ") . Format (name))

 a=input ( "  Please enter a:   " ) b  =input ( "  Please enter B:   " )  print  (float (a) +float (b)) 

 a=input ( " a=   " ) b  =input ( " b=   " ) c  =input ( " c=   " ) L  = (float (a) +float (b) +float (c))/2d  = Float (l) * (float (l)-float (a)) * (float (l)-float (b)) * (float (l)-float (c)) s  = Float (d) **0.5print  (float (s)) 

R=input (" please input r=") s=3.14*float (r) *float (r)print(float (s))

Import turtleturtle.circle (turtle.circle)turtle.circle(()turtle.circle ( 100)

Import Turtle  for  in range (5):  turtle.forward (+)  turtle.right (144)

Import Turtleturtle.fillcolor ("yellow") Turtle.begin_fill ()  for  in range (5):    turtle.forward (+)    turtle.right (144) Turtle.end_fill () 

Python input and output exercises, arithmetic exercises, turtle preliminary exercises