list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
9046 Clock Hands   2 378 22.32
34
26
9119 Indiana Jones and the lost Soccer Cup   8 378 29.07
11
13
32579 Ada and Expenses   22 378 51.28
10
12
413 Word Puzzles   4 377 18.26
30
14
15766 Enjoy Sum with Operations   15 377 27.21
20
26
1285 Continuous Fractions Again   5 376 41.86
15
10
12030 Blackout   5 376 44.48
20
15
1476 Maximum Profit   7 375 32.38
20
34
3459 SkyScrapers   3 375 38.37
17
17
7192 Integral Maximization   1 375 38.35
50
50
9117 Faculty Dividing Powers   11 375 22.55
17
17
8456 PRIMITIVEROOTS   8 374 46.28
8
20
34096 Counting Divisors (general)   6 374 37.28
38
45
30947 Sabbir and gifts   21 373 32.88
16
13
120 Solitaire   8 370 23.48
26
16
9385 Strictly not a Prime   9 370 28.68
17
12
14977 Attack of the Bloons   5 370 45.80
9
9
36670 Bipartite Permutation   14 370 46.34
6
15
10399 Conga line   -1 369 36.43
9
9
13686 finding maximum possible number   8 369 22.08
15
27
17399 G Force   17 369 33.23
10
15
26344 Related or not   9 369 52.35
8
9
7567 Divisor Summation Powered   13 368 21.41
17
23
693 Lethal Warfare   2 365 46.51
6
12
12364 Awari 2   3 365 48.99
14
21
13042 Gandalf vs the Balrog   -2 365 50.71
1
1
15562 Find Lexicographically Smallest Permutation   13 365 40.41
16
13
11326 Arithmetic Evaluation   3 362 40.31
1
9
11875 Jobs   1 362 38.94
1
17
26314 Corn Headache   7 362 35.04
8
9
18182 Naughty and Balls   3 361 41.69
6
17
5833 XOR Rounds   2 360 30.83
9
13
6221 Increasing Powers of K   4 360 27.59
24
34
9066 Sum of Distinct Numbers   26 360 14.77
32
32
17819 XYI   4 360 38.55
17
9
1683 Expressions   359 39.87
1
17
27320 Card Game   13 359 38.80
9
14
7035 The Embarrassed Cryptographer   5 358 32.25
13
13
17397 End of Fun   14 358 27.71
17
16
19985 GCD Extreme (hard)   2 358 36.57
26
34
34929 x-Xor It!   10 357 27.89
20
17
3975 Most Servings Meal   8 354 26.37
28
28
131 Square dance   353 50.10
1
1
388 Menu   7 352 19.00
25
16
7685 Flowers   4 352 32.98
13
26
13367 EVEN COUNT   8 352 23.15
28
19
395 Anti-prime Sequences   3 349 47.83
9
9
2715 Glasnici   3 349 37.40
26
30
25144 Truncky Numbers   20 349 29.04
17
17
10405 Shooting the balloons!   11 347 36.02
23
27

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