day1/exercise/round_float.py
author Santosh G. Vattam <vattam.santosh@gmail.com>
Wed, 11 Nov 2009 12:26:07 +0530
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Updated session 2 slides of day 1 and added cheatsheets of day 2.
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# round using int
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n = 17.3 # any float
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int (n + .5)
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# round it off to first decimal place
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round(amount * 10) / 10.0
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# round it off to nearest 5 paise
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round(amount * 20) / 20.0
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# exchange two variables
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a, b = b, a