list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
913 Query on a tree II   53 2505 24.23
23
21
944 Free Tour   16 3.57
962 Intergalactic Map   3 477 25.11
23
30
964 Entrapment   5 316 24.25
17
26
967 Parking Bay   1 435 46.92
17
34
972 Birthday   115 19.55
987 Mobile   67 15.29
996 Continuous Fractions   256 36.56
999 Generalized Matrioshkas   398 32.38
1000 Equidivisions   -1 579 23.36
13
13
1001 Babylonian Roulette   2 575 49.41
17
17
1002 Uncle Jack   9 2680 39.65
9
8
1003 Little Quilt   154 43.93
17
17
1004 Polygon Encoder   52 8.40
1021 Aibohphobia   157 6775 34.97
11
16
1022 Angels and Devils   5 544 30.75
27
27
1024 Complete Chess Boards   1 498 54.80
21
21
1025 Fashion Shows   14 17483 47.13
3
4
1026 Favorite Dice   29 3476 73.78
4
21
1027 Fool the Police   12 1392 26.68
15
21
1028 Hubulullu   45 6537 58.85
2
15
1029 Matrix Summation   22 2395 20.15
12
15
1030 Triple Fat Ladies   63 12873 51.01
4
12
1031 Up Subsequence   2 686 32.29
17
12
1043 Can you answer these queries I   295 6930 19.22
24
24
1108 Card Trick   27 1498 48.96
20
22
1110 Sudoku   2 140 38.57
1112 Number Steps   44 21582 44.70
3
4
1161 Tic-Tac-Toe ( I )   8 1887 23.77
9
10
1162 Tic-Tac-Toe ( II )   3 1373 31.23
13
9
1163 Java vs C ++   15 4869 22.61
13
4
1166 Dead Fraction   1 292 22.93
17
34
1167 Move To Invert   10 2297 32.45
9
17
1182 Sorted bit squence   276 46.29
1183 Accomodate the palace   1 428 49.58
17
34
1267 Origin of Life   32 20.59
1268 CN Tower (Easy)   4 1062 30.31
5
8
1269 CN Tower (Hard)   22 12.87
1270 Paint By Numbers   18 21.37
1285 Continuous Fractions Again   2 320 41.36
17
17
1296 4 values whose sum is 0   36 3678 26.17
17
13
1325 Partial Sums   1 215 24.47
1326 A Chase In WonderLand   1 332 13.31
17
1
1329 Matrix   3 369 17.61
26
21
1335 Maze   34 21.20
1391 Summing to a Square Prime   16 1299 54.26
13
17
1418 The Cats and the Mouse   37 2255 33.70
12
12
1419 A Game with Numbers   58 8097 61.91
2
10
1420 Geometry and a Square   1 260 34.20
17
34
1421 Goods   137 30.77

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