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Project Euler - Problem 13

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  1. #!/usr/bin/python
  2.  
  3. # Project Euler - Problem 13
  4. print "\nProject Euler - Problem 13"
  5. print "Find the first ten digits of the sum"
  6. print "of a set of one-hundred 50-digit numbers."
  7.  
  8. # Read in first 50-digit number
  9.  
  10. f = open('problem13.num', 'r')
  11.  
  12. x = [None]*50
  13. p = [None]*100
  14. sum = 0
  15.  
  16. for n in range(0,100):
  17.     for i in range(0,50):
  18.         x[i] = (f.read(1))
  19.         if (x[i] == '\n'):
  20.             x[i] = f.read(1)
  21.     s = ''.join(map(str, x))
  22.     sum += int(s)
  23. print sum

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