Changing Variables

The meaning of the word "variable" is "to vary", "to change".
You can update a variable by assigning it a new value:

• declare a variable x with value 5
• output x
• add an Assign block, with variable name x and value 19 (x = 19)
• output x

You should see 2 numbers printed:

• 5 - first value of x
• 19 - newly assigned value of x