ID NAME QUALITY USERS ACC % DIFFICULTY C I
42 Adding Reversed Numbers   58 43441
6
5
4300 Rectangles   108 16732
5
8
4301 Tables   8 5677
3
3
29154 SUM OF DIGITS   3 1281
2
3
29695 GO GOA GONE   8 342
11
14
8061 Christmas Play   39 6160
6
4
13043 The Mirror of Galadriel   21 4262
3
3
4549 Adding Sevens   15 1760
18
6
5450 Tiles of Tetris, Not!   10 2671
2
4
4452 Simple Arithmetics II   42 6397
10
4
328 Bishops   62 6979
15
6
2852 Broken Keyboard   12 1030
15
14
17110 Black Widow Rings   9 2299
2
2
3921 The Great Ball   47 3338
7
11
10442 Candy Distribution   12 3261
3
5
19224 Lights, Snakes and Cages   60
2123 Candy I   59 18831
3
4
2148 Candy III   32 14466
8
4
1285 Continuous Fractions Again   3 325
17
17
1326 A Chase In WonderLand   1 335
17
1
2018 Clique Separation   66
16134 Save the cows!   2 43
1
12
16891 Character Patterns (Act 8)   1 328
6
1
4004 Exploding CPU   129
13769 Roommate Agreement   33 1098
11
17
26315 Crazy Smoker   18 839
3
9
16778 Sir and the Guitar   4 100
5
5
867 Perfect Cubes   9 1831
7
5
17397 End of Fun   9 293
21
17
1166 Dead Fraction   1 294
17
34
2320 Manhattan   3 533
20
34
56 Dyzio   4 971
17
17
25306 Easy Marks   1 281
1
1
1688 A Very Easy Problem!   31 5719
10
11
16420 Even Numbers   33 3350
4
5
3253 Electronic Document Security   1 135
34
1
1030 Triple Fat Ladies   65 13153
4
12
18714 Can You Make It Empty 2   13 1055
8
11
1787 Run Length Encoding   3 820
17
6
9788 Friends of Friends   46 5290
7
6
366 Farmer   239
1025 Fashion Shows   19 17933
3
4
6236 Matches   4 407
30
4
5970 Finding Primes   15 902
18
16
9055 Most Frequent Value   9 227
13
23
18176 FRIENDSHIP!!!   10 518
17
21
8319 GLJIVE   -60 3900
3
6
34275 Game Store   1 45
8
6
2525 Encoding   1 713
1
17
2526 Decoding   5 935
21
13

#ad-hoc-1

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