681f4186c7
cleanup for problem 100.
2017-07-05 02:35:53 -07:00
7ec81b86a4
adding 20.
2017-07-05 02:35:04 -07:00
4a6ff8e5f4
adding makefile
2017-07-05 02:29:18 -07:00
e2d5860f5e
Finally got this one. Have to update n and b, simultaneously, after computing their new values.
2017-07-05 02:28:46 -07:00
9c9064864d
unsuccessful in finding solution to PE 100 with integer square root idea...
2017-07-05 02:04:37 -07:00
c7c36031f9
fixing up problem 501 statement
2017-07-04 21:17:10 -07:00
98f5cccf3a
Adding 053, combinatoric values greater than 1 million.
2017-07-04 21:04:27 -07:00
00448f77ad
not using this.
2017-07-04 20:08:05 -07:00
c99c655cd0
Adding permuted multiples problem - program design was central.
2017-07-04 19:56:08 -07:00
6ec861c133
adding sums of digits of powers of 2 checker.
2017-07-04 19:27:19 -07:00
aba2868380
Adding number letter counts script. Interval thinking, and method chaining.
2017-07-04 19:07:49 -07:00
b2414b216f
Add 016, sum of digits of 2**1000. Very quick with BigInteger.
2017-07-04 17:37:21 -07:00
0205bb16e9
updating readme.
2017-07-02 13:37:33 -07:00
dce13543dc
Committing actual problem solution.
...
This expands the 1-digit example *3 into a routine that
replaces 2 and 3 digits. Knowing that we had to go past 2
took a while.
2017-07-02 13:27:26 -07:00
fb464af82d
todo item for problem 500.
2017-07-02 04:45:33 -07:00
7a95cb5970
add javadocs, make the size M of our candidate number a parameter.
2017-07-02 03:22:54 -07:00
e07859aa08
Adding problem 51 - worked out example.
2017-07-02 03:13:13 -07:00
de2a0b34fc
adding makefile for problem 12
2017-07-01 23:57:56 -07:00
12fd3b6144
add problem file to problem 11.
2017-07-01 23:57:36 -07:00
79996da29c
adding (untracked??) problem 10 solution.
2017-07-01 23:57:18 -07:00
6f72dac3af
renaming problem 001 file.
2017-07-01 23:56:35 -07:00
2b92edec31
adding a working, but mod-less, answer to problem 500.
...
Note that this will completely blow up with large inputs.
However, it is working for small inputs, i.e., we can find
numbers with 2^4, 2^5, 2^6, etc. factors correctly
(checked with Wolfram Alpha).
2017-07-01 23:55:20 -07:00
44d6363218
update collatz recursive version and makefile.
2017-07-01 01:29:07 -07:00
21bf8ab918
Adding a version of Collatz sequence program that does not use recursion.
2017-07-01 01:28:35 -07:00
50dfb93684
Updating problem.txt files for each problem.
2017-06-30 20:15:40 -07:00
24df376856
Adding supplementary problem files for Problem 13, Digit Sum.
2017-06-30 20:11:57 -07:00
f5dd691b95
removing unneeded javadocs comment.
2017-06-30 20:11:04 -07:00
7d0edf8ef8
Adding Digit Sum problem.
2017-06-30 20:10:28 -07:00
819240a40a
adding note on possible fix.
2017-06-30 13:17:09 -07:00
e489a107ae
have a viable solution, but it is recursive and throws a stack overflow error 10% through the problem.
2017-06-30 13:14:39 -07:00
6b16e9a914
Committing triangular number program.
2017-06-30 12:47:33 -07:00
478c828ac2
add problem 11 solution.
2017-06-29 14:24:37 -07:00
1536374334
Adding problem 9 for project euler.
2017-06-23 19:57:50 -07:00
479846e123
adding problem 4 solution. That was easy.
2017-06-23 18:46:14 -07:00
a7d1cd78d4
moving each problem to own directory.
2017-06-17 23:50:42 -07:00
1d96e0fdc7
adding 008 directory with updated/working problem 8.
2017-06-17 23:48:53 -07:00
630c51b975
add updates to makefile.
2017-06-17 23:36:40 -07:00
89f6913e3a
adding problem 8 - kicker was recognizing that 13 digits is just above 32 bytes. we are trying to find a number greater than 2**32.
2017-06-17 23:35:52 -07:00
3678ad857d
try again later...
2017-06-17 01:59:03 -07:00
d2902fab6f
try again later.
2017-06-17 01:58:42 -07:00
f204db9525
Problem 8 clean up printed messages.
2017-06-17 00:52:24 -07:00
661fead5da
Adding problem 8 solution - finding longest subsequence.
2017-06-17 00:51:15 -07:00
978ae0d8b1
Adding problem 4 solution.
2017-06-16 04:48:29 -07:00
f2fcd7840e
Add 7 to makefile.
2017-06-16 04:48:14 -07:00
125c3bca5d
adding comment
2017-06-15 13:47:07 -07:00
3bc8ca0419
adding problem 6 solution - sums and squares.
2017-06-15 11:05:51 -07:00
35394e19db
adding problem 5 - least common multiple question.
2017-06-15 10:55:50 -07:00
11caa87233
updating makefile and adding problem 7 finding 10,001st prime number
2017-06-14 23:54:53 -07:00
ffc6e112b5
adding problem 1 and 2 Java files.
2017-06-14 17:19:58 -07:00
ac01ebea84
add all 3 problems to Makefile
2017-06-14 17:19:40 -07:00
