105 Xorting an array 2015-12-29T17:41:11.440
42 Bitflip and negate 2016-09-07T18:49:16.050
41 Cheating a multiple choice test 2016-01-20T18:04:43.323
40 Programming with Bits and Bytes 2015-09-07T14:10:23.820
37 Folding Numbers 2016-10-06T12:53:03.507
35 Sort numbers by binary 1's count 2014-02-18T23:38:57.133
34 XOR multiplication 2015-05-15T20:27:23.273
32 Calculate the longest series of 1's in an integer's binary value 2017-09-16T19:47:44.550
30 Mean bits: an average challenge 2016-05-25T01:57:01.960
28 Vampire Compatibility 2015-03-19T18:58:25.683
28 Bit-Reversal Permutations 2016-06-20T19:32:55.020
27 Compress 8 bits to 6 when certain bit patterns will never occur 2020-02-07T02:57:00.683
26 Digital Hardness of Integers 2017-01-06T19:52:35.703
26 Toggle some bits and get a square 2018-08-08T21:36:41.317
26 Can a neural network recognize primes? 2019-04-11T16:43:00.077
24 Split a byte array into a bit array 2016-03-22T02:32:42.217
23 Compute the Binary Sierpinski Triangle Sequence 2015-12-23T13:36:23.953
23 Produce an XOR table 2015-12-27T15:52:33.560
23 The XOROR sequence 2016-03-04T17:18:09.230
22 Different number, same weight 2017-06-01T22:27:48.443
21 Reverse Bit Order of 32-bit Integers 2014-08-15T12:44:36.157
20 "Bit-borrow" two numbers 2016-06-17T02:46:50.603
20 Double, XOR and do it again 2018-06-06T06:52:48.627
19 Bitwise XOR of rational numbers 2017-11-14T08:43:13.400
18 Generate a parity bit 2016-04-25T23:26:36.360
18 Make Wise Numbers 2017-05-06T17:30:03.927
18 Find the number of leading zeroes in a 64-bit integer 2018-12-09T23:08:42.553
16 Unwise bit operations 2015-04-02T22:10:49.087
16 Find the XOR Primes 2015-12-17T18:35:55.527
16 Decode a variable-length quantity 2019-08-07T15:52:18.877
16 Floating Point XOR 2019-09-15T13:33:20.810
15 Shifty XORyption 2015-04-25T16:55:24.837
15 Binary Convolution 2016-11-05T07:18:51.530
15 XOR sort an array 2017-12-28T03:14:34.203
15 Summing a sub-square of a quarter of an infinite chessboard 2020-02-26T22:16:36.947
14 Summation under Zeckendorf Representation 2015-08-05T18:12:12.870
14 Compute CRC32 Hash 2016-05-01T01:32:15.147
14 Golf bit weaving 2016-06-29T13:10:47.410
14 Exploring the xorspace 2017-06-05T13:09:49.937
12 Implement an 8 bit adder 2014-08-30T00:00:51.843
12 Mask an IP address and give its broadcast 2015-12-25T01:24:41.963
12 Alternating bit smearing 2017-12-22T17:10:22.227
11 Bijective mapping from integers to a variable number of bits 2016-02-12T21:14:52.687
10 Write a program that turns every 17th bit of a text file to a 1 2014-09-03T04:56:23.497
10 Super Folding Numbers 2016-10-07T01:20:19.050
9 Compare four integers, return word based on maximum 2019-03-04T06:50:43.143
9 String to Bit Transition 2019-07-10T01:37:21.267
7 Implement bit-wise matrix multiplication 2014-08-20T19:05:11.567
7 Extraction of Bits 2014-09-01T11:58:51.963
7 Do two numbers contain unique powers of 2 2017-06-05T05:29:54.627
7 Computational Parity Party! 2020-02-11T18:04:07.537
6 Arbitrarily Shift Bit Array Represented As Array of 32-bit Integers 2014-01-25T02:59:20.513
5 Recover a bzip2 file 2014-07-16T05:58:12.933
4 Bit Manipulator/Reader 2016-03-01T16:43:50.413
4 Find the Closest Double Palindrome 2017-06-27T19:53:09.580
3 Wanna be an Alchemist 2018-03-06T20:55:03.553
1 (bit)Wise Images 2019-03-03T16:08:11.230
0 Check if a given 8-bit Number is sparse 2015-10-19T13:40:18.233
-1 Mirror, Mirror, on the wall. Who's the fairest of them all? 2019-10-18T18:45:04.377
-2 Interpreting the Wolfram Code 2019-12-10T12:51:19.800