list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
913 Query on a tree II   47 2300 24.10
24
21
944 Free Tour   16 3.60
962 Intergalactic Map   2 457 25.27
17
26
964 Entrapment   5 313 24.26
17
26
967 Parking Bay   1 432 47.12
17
34
972 Birthday   115 19.68
987 Mobile   67 15.29
996 Continuous Fractions   254 36.43
999 Generalized Matrioshkas   358 34.48
1000 Equidivisions   -2 571 23.39
12
12
1001 Babylonian Roulette   1 528 48.61
17
17
1002 Uncle Jack   10 2637 39.63
10
9
1003 Little Quilt   127 44.26
17
17
1004 Polygon Encoder   52 8.40
1021 Aibohphobia   128 6092 34.10
12
17
1022 Angels and Devils   4 529 30.57
26
26
1024 Complete Chess Boards   1 491 55.31
21
21
1025 Fashion Shows   11 16439 47.04
3
4
1026 Favorite Dice   28 3338 73.60
4
21
1027 Fool the Police   9 1331 26.57
16
22
1028 Hubulullu   41 6228 58.65
2
15
1029 Matrix Summation   17 2250 19.87
13
15
1030 Triple Fat Ladies   53 12148 51.49
4
12
1031 Up Subsequence   2 671 32.11
17
12
1043 Can you answer these queries I   238 6151 19.24
24
25
1108 Card Trick   21 1437 48.73
19
22
1110 Sudoku   2 136 38.79
1112 Number Steps   38 20347 44.94
3
4
1161 Tic-Tac-Toe ( I )   7 1774 23.57
8
9
1162 Tic-Tac-Toe ( II )   3 1301 31.04
13
9
1163 Java vs C ++   16 4677 22.60
13
4
1166 Dead Fraction   1 290 22.94
17
34
1167 Move To Invert   10 2263 32.31
9
17
1182 Sorted bit squence   273 46.19
1183 Accomodate the palace   1 425 49.58
17
34
1267 Origin of Life   31 20.30
1268 CN Tower (Easy)   4 1058 30.32
5
8
1269 CN Tower (Hard)   22 12.87
1270 Paint By Numbers   18 21.37
1285 Continuous Fractions Again   2 312 40.91
17
17
1296 4 values whose sum is 0   28 3353 26.29
17
13
1325 Partial Sums   1 212 24.39
1326 A Chase In WonderLand   1 316 13.25
17
1
1329 Matrix   3 362 17.49
26
21
1335 Maze   34 22.03
1391 Summing to a Square Prime   14 1240 53.79
13
17
1418 The Cats and the Mouse   35 2110 33.57
12
12
1419 A Game with Numbers   49 7662 61.73
2
9
1420 Geometry and a Square   1 256 34.65
17
34
1421 Goods   137 30.77

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