9. Range step
The three-argument form adds a step:
start— first number. Included.stop— where the sequence stops. Excluded.step— how much each number changes. Default:1. A negative step counts down.
With a negative step, start must be greater than stop:
#01
Count by twos with range
Loop over range(0, 10, 2) and print each number.
Print exactly:
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#02
Use a step of three
Loop over range(1, 10, 3) and print each number.
Print exactly:
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#03
Count down
Loop over range(5, 0, -1) and print each number.
Print exactly:
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#04
Count down by twos
Loop over range(10, 0, -2) and print each number.
Print exactly:
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