First 2 problems of Project Euler.
Problems 3, 4 added.
Problems 5, 6 added.
Problems 7, 8 addded.
Problems 10, 11 added. Created data folder, to avoid hard-coded data in
the problems's code. data.in file added to data folder.
Added number.in to data folder (for p8.py).
Problem 12 added.
Problem 18 added. Problem 67 uses exactly the same code as this one, but a different data file (triangle.txt), so it won't be added in the problems folder.
Problem 12 corrected :)
Added d(n) (divisor count of n) to utils.py.
Problem 22 added.
Problem 33.
A second way of doing problem 18 :)
Problem 81 added. Also, to_matrix() was updated to work with arbitrary separators for line elements (default is the space char, ' ').
Problem 81 added.
Problem 107 added.
Problem 113 added.
Problem 113 updated.
Problem 113 completed.
Problem 113 completed.