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This tag is associated with 112 posts

Project Euler 135 Solution

By ⋅ May 27, 2009 ⋅ One comment

Determining the number of solutions of the equation x2 − y2 − z2 = n.

Project Euler 104 Solution

By ⋅ June 4, 2009 ⋅ 3 comments

Find Fibonacci numbers for which the first and last nine digits are pandigital.

Common Functions and Routines for Project Euler

By ⋅ May 27, 2009 ⋅ 9 comments

Common functions and helpful tools used to solve problems in Project Euler: Downloadable source: Euler.py source A set of routines used to help solve math problems. Euler.py is included as needed. The example below shows typical Python usage: from Euler import is_prime, is_perm Here is the contents of Euler.py from math import sqrt, ceil import […]

Project Euler 121 Solution

By ⋅ May 25, 2009 ⋅ Post a comment

Investigate the game of chance involving colored discs.

Project Euler 4 Solution

By ⋅ May 17, 2009 ⋅ 2 comments

Find the largest palindrome made from the product of two 3-digit numbers.

Project Euler 5 Solution

By ⋅ May 18, 2009 ⋅ 5 comments

Find the smallest number divisible by each of the numbers 1 to 20.

Project Euler 12 Solution

By ⋅ May 19, 2009 ⋅ 3 comments

Find the value of the first triangle number to have over five hundred divisors

Project Euler 15 Solution

By ⋅ April 19, 2009 ⋅ Post a comment

Find the number of routes from the top left corner to the bottom right corner in a rectangular grid.

Project Euler 18 Solution

By ⋅ April 1, 2009 ⋅ 15 comments

Maximum sum from top to bottom of triangular array.

Project Euler 21 Solution

By ⋅ April 9, 2009 ⋅ 2 comments

Evaluate the sum of all amicable pairs under 10,000.

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Project Euler Level 24