Cody

Trial software

Problems

1 – 32 of 32

Problem Title Likes Solvers

Project Euler: Problem 1, Multiples of 3 and 5

Created by: Doug Hull

Tags projecteuler

14

1004

Project Euler: Problem 6, Natural numbers, squares and sums.

Created by: Doug Hull

Tags projecteuler

3

715

Project Euler: Problem 10, Sum of Primes

Created by: Doug Hull

Tags projecteuler, basic matlab, poor_problem_statement

1

514

Project Euler: Problem 2, Sum of even Fibonacci

Created by: Doug Hull

Tags projecteuler, fibonacci

5

374

Project Euler: Problem 7, Nth prime

Created by: Doug Hull

Tags projecteuler, primes

4

300

Project Euler: Problem 5, Smallest multiple

Created by: Doug Hull

Tags projecteuler

5

216

Project Euler: Problem 8, Find largest product in a large string of numbers

Created by: Doug Hull

Tags projecteuler

0

176

Project Euler: Problem 9, Pythagorean numbers

Created by: Doug Hull

Tags projecteuler

3

133

Project Euler: Problem 3, Largest prime factor

Created by: Doug Hull

Tags projecteuler

1

121

Square Digits Number Chain Terminal Value (Inspired by Project Euler Problem 92)

Created by: @bmtran (Bryant Tran)

Tags plus15, projecteuler, poor_problem_statement

0

121

Project Euler: Problem 4, Palindromic numbers

Created by: Doug Hull

Tags projecteuler

1

101

Right Triangle Side Lengths (Inspired by Project Euler Problem 39)

Created by: @bmtran (Bryant Tran)

Tags plus15, projecteuler

1

89

Golomb's self-describing sequence (based on Euler 341)

Created by: James

Tags projecteuler, self-referential, golomb sequence

2

77

I've got the power! (Inspired by Project Euler problem 29)

Created by: James

Tags projecteuler, powers, snap!

0

62

Circular Primes (based on Project Euler, problem 35)

Created by: James

Tags projecteuler, primes, circular reasoning

3

48

Lychrel Number Test (Inspired by Project Euler Problem 55)

Created by: @bmtran (Bryant Tran)

Tags plus15, projecteuler

0

41

Pandigital Multiples of 11 (based on Project Euler 491)

Created by: James

Tags cody5, pandigital, projecteuler

4

39

Odd elimination

Created by: Zikobrelli

Tags projecteuler

0

32

It's going down. We're finding simbers!

Created by: James

Tags you better move, you better dance, projecteuler

2

22

Diophantine Equations (Inspired by Project Euler, problem 66)

Created by: James

Tags diophantine, pell equation, projecteuler

1

22

Divisors for big integer

Created by: Jean-Marie Sainthillier

Tags divisors, projecteuler

1

21

Sums of cubes and squares of sums

Created by: John D'Errico

Tags projecteuler, numbers, integers

2

20

Decrypt the cypher using XOR encryption (for beginners)

Created by: Jean-Marie Sainthillier

Tags cypher, xor, encryption

1

19

Pseudo Square Root (Inspired by Project Euler 266)

Created by: James

Tags projecteuler

1

19

Pandigital Factors (Based on Euler 491)

Created by: James

Tags projecteuler, pandigital

0

16

Project Euler: Problem 14, Longest Collatz sequence

Created by: Riam Su

Tags projecteuler

1

12

Project Euler: Problem 18, Maximum path sum I

Created by: Riam Su

Tags projecteuler

1

12

Highly divisible triangular number (inspired by Project Euler 12)

Created by: goc3

Tags project euler, projecteuler, triangle

0

11

Project Euler: Problem 11, Largest product in a grid

Created by: Riam Su

Tags projecteuler

1

10

Project Euler 249: Prime Subset Sums

Created by: li haitao

Tags projecteuler

0

7

High Precision Square Root (Inspired by Project Euler 80)

Created by: James

Tags projecteuler, square root

0

7

Project Euler: Problem 14 Longest Collatz sequence

Created by: li haitao

Tags projecteuler, speed optimization

2

6

1 – 32 of 32

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