| 1 | #!/usr/bin/env python2
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| 2 | """
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| 3 | fib.py
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| 4 | """
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| 5 | from __future__ import print_function
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| 6 | 
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| 7 | import sys
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| 8 | 
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| 9 | 
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| 10 | def main(argv):
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| 11 |   try:
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| 12 |     iters = int(argv[1])
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| 13 |   except IndexError:
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| 14 |     iters = 5
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| 15 | 
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| 16 |   try:
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| 17 |     n = int(argv[2])
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| 18 |   except IndexError:
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| 19 |     n = 10
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| 20 | 
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| 21 |   i = 0
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| 22 |   while i < iters:
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| 23 |     j = 0
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| 24 |     a = 1
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| 25 |     b = 1
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| 26 | 
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| 27 |     while j < n:
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| 28 |       a, b = b, a+b
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| 29 |       j += 1
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| 30 | 
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| 31 |     print(b)
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| 32 | 
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| 33 |     i += 1
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| 34 | 
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| 35 | 
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| 36 | if __name__ == '__main__':
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| 37 |   try:
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| 38 |     main(sys.argv)
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| 39 |   except RuntimeError as e:
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| 40 |     print('FATAL: %s' % e, file=sys.stderr)
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| 41 |     sys.exit(1)
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