ID NAME QUALITY USERS ACC % DIFFICULTY C I
42 Adding Reversed Numbers   54 41490
6
4
4300 Rectangles   96 15859
5
8
4301 Tables   6 5526
2
3
29154 SUM OF DIGITS   2 1007
2
3
29695 GO GOA GONE   6 269
12
14
8061 Christmas Play   36 5883
5
4
13043 The Mirror of Galadriel   19 4049
2
3
4549 Adding Sevens   15 1717
18
6
5450 Tiles of Tetris, Not!   8 2581
2
4
4452 Simple Arithmetics II   36 6185
11
5
328 Bishops   58 6742
15
6
2852 Broken Keyboard   11 976
15
14
17110 Black Widow Rings   9 2206
2
2
3921 The Great Ball   42 3165
7
11
10442 Candy Distribution   11 3151
3
6
19224 Lights, Snakes and Cages   53
2123 Candy I   54 17913
3
4
2148 Candy III   27 13806
8
4
1285 Continuous Fractions Again   2 319
17
17
1326 A Chase In WonderLand   1 326
17
1
2018 Clique Separation   66
16134 Save the cows!   2 39
1
12
16891 Character Patterns (Act 8)   1 272
6
1
4004 Exploding CPU   129
13769 Roommate Agreement   29 997
10
17
26315 Crazy Smoker   16 772
4
9
16778 Sir and the Guitar   2 81
4
1
867 Perfect Cubes   8 1807
6
4
17397 End of Fun   8 280
21
17
1166 Dead Fraction   1 291
17
34
2320 Manhattan   2 523
24
34
56 Dyzio   4 959
17
17
25306 Easy Marks   1 257
1
1
1688 A Very Easy Problem!   27 5482
10
11
16420 Even Numbers   27 3131
4
4
3253 Electronic Document Security   1 135
34
1
1030 Triple Fat Ladies   60 12599
4
12
18714 Can You Make It Empty 2   11 984
8
10
1787 Run Length Encoding   2 810
17
6
9788 Friends of Friends   42 5053
6
6
366 Farmer   237
1025 Fashion Shows   12 17054
3
4
6236 Matches   2 396
34
1
5970 Finding Primes   13 860
17
15
9055 Most Frequent Value   8 201
13
22
18176 FRIENDSHIP!!!   9 491
17
21
8319 GLJIVE   -50 3776
3
6
2525 Encoding   1 708
1
17
2526 Decoding   4 858
23
12
2528 Monkey Vines   2 746
17
9

#ad-hoc-1

Problem requires no specific knowledge and the solution is not intended to be adapted to other purposes