Created
October 16, 2012 21:24
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As an exercise, write a function that takes a string as an argument and outputs the letters backward, one per line.
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| fruit = "banana" | |
| def revFruit(fruit): | |
| index = len(fruit)-1 | |
| while index >= 0: | |
| letter = fruit[index] | |
| print letter | |
| index = index - 1 |
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http://pythontutor.com/visualize.html#code=fruit+%3D+%22banana%22%0A%0Adef+revFruit(fruit)%3A%0A%09index+%3D+len(fruit)-1%0A%09while+index+%3E%3D+0%3A%0A%09%09letter+%3D+fruit%5Bindex%5D%0A%09%09print+letter%0A%09%09index+%3D+index+-+1%0A++++++++%0ArevFruit(fruit)%0A&mode=display&cumulative=false&py=2&curInstr=28