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

Source: Internet
Author: User
Tags arithmetic

`Print ("Hello world!! ")`
`Name=input ("What is your name?\n") where=input ("where is you now?\n") Age=input ("How is old is you ? \ n")Print("your name is {}". Format (name))Print("You live in {}". Format (where)Print("You is {} years old". Format (age))`
`A=input (" Please enter first number:") b=input (" Please enter a second number:") Sum1=float (a) +float (b)print(" sum of two numbers: {}". Format (SUM1))`
` a=float (Input ( "  first side length:  "  )) b  =float (Input ( "   second side length:   "  ) c  =float (input ( "  third side length:   " )) p  = (a+b+c)/2s  = (p* (p-a) * (p-b) * (p-c)) **0.5print  (  Triangle has an area of {}   ". Format (s)) `
`R=float (Input (" radius of circle:")) s=3.14*r*rprint("  The area of the circle is {}". Format (s))`
`Import turtleturtle.speed (turtle.circle)turtle.circle(()turtle.circle ( ) turtle.circle (40)`
`ImportTurtleturtle.begin_fill () Turtle.fillcolor ("Blue") Turtle.color ("Blue") Turtle.forward (200) Turtle.right (144) Turtle.forward (200) Turtle.right (144) Turtle.forward (200) Turtle.right (144) Turtle.forward (200) Turtle.right (144) Turtle.forward (200) Turtle.right (144) Turtle.end_fill ()`

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

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