ID NAME QUALITY USERS ACC % DIFFICULTY C I
42 Adding Reversed Numbers   55 41895
6
4
4300 Rectangles   99 16049
5
8
4301 Tables   6 5554
2
3
29154 SUM OF DIGITS   1 1057
2
3
29695 GO GOA GONE   6 285
12
14
8061 Christmas Play   37 5945
6
4
13043 The Mirror of Galadriel   20 4092
3
3
4549 Adding Sevens   15 1725
18
6
5450 Tiles of Tetris, Not!   9 2603
2
4
4452 Simple Arithmetics II   37 6228
11
5
328 Bishops   61 6806
15
6
2852 Broken Keyboard   11 993
15
14
17110 Black Widow Rings   9 2224
2
2
3921 The Great Ball   44 3198
7
11
10442 Candy Distribution   11 3174
3
6
19224 Lights, Snakes and Cages   53
2123 Candy I   56 18117
3
4
2148 Candy III   25 13959
8
4
1285 Continuous Fractions Again   2 320
17
17
1326 A Chase In WonderLand   1 330
17
1
2018 Clique Separation   66
16134 Save the cows!   2 41
1
12
16891 Character Patterns (Act 8)   1 291
6
1
4004 Exploding CPU   129
13769 Roommate Agreement   31 1019
11
17
26315 Crazy Smoker   17 785
4
8
16778 Sir and the Guitar   3 84
6
3
867 Perfect Cubes   8 1810
6
4
17397 End of Fun   8 281
21
17
1166 Dead Fraction   1 292
17
34
2320 Manhattan   2 528
24
34
56 Dyzio   4 960
17
17
25306 Easy Marks   1 260
1
1
1688 A Very Easy Problem!   28 5637
10
11
16420 Even Numbers   29 3180
4
4
3253 Electronic Document Security   1 135
34
1
1030 Triple Fat Ladies   61 12723
4
11
18714 Can You Make It Empty 2   13 1006
8
11
1787 Run Length Encoding   2 813
17
6
9788 Friends of Friends   43 5102
6
6
366 Farmer   237
1025 Fashion Shows   13 17251
3
4
6236 Matches   3 399
34
1
5970 Finding Primes   13 866
17
15
9055 Most Frequent Value   9 208
13
23
18176 FRIENDSHIP!!!   10 498
17
21
8319 GLJIVE   -53 3809
3
7
2525 Encoding   1 709
1
17
2526 Decoding   4 876
23
12
2528 Monkey Vines   2 751
17
9

#ad-hoc-1

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