list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
913 Query on a tree II   83 3107 24.71
24
22
944 Free Tour   16 3.53
962 Intergalactic Map   4 517 25.05
22
29
964 Entrapment   6 328 24.21
17
24
967 Parking Bay   1 447 47.33
17
34
972 Birthday   115 19.36
987 Mobile   67 15.18
996 Continuous Fractions   1 265 37.28
17
17
999 Generalized Matrioshkas   406 32.53
1000 Equidivisions   -1 586 23.15
13
13
1001 Babylonian Roulette   2 578 49.30
17
17
1002 Uncle Jack   10 2804 40.05
10
9
1003 Little Quilt   164 44.31
17
17
1004 Polygon Encoder   52 8.40
1021 Aibohphobia   232 8380 35.73
11
16
1022 Angels and Devils   5 593 30.97
27
27
1024 Complete Chess Boards   2 506 54.59
21
24
1025 Fashion Shows   23 20496 47.70
3
3
1026 Favorite Dice   34 3881 74.58
4
21
1027 Fool the Police   20 1517 26.87
18
23
1028 Hubulullu   52 7083 59.27
2
14
1029 Matrix Summation   39 2725 20.36
14
17
1030 Triple Fat Ladies   85 14554 51.34
4
12
1031 Up Subsequence   2 705 32.21
17
12
1043 Can you answer these queries I   459 8881 19.94
24
24
1108 Card Trick   45 1693 49.51
21
23
1110 Sudoku   3 156 40.64
34
1112 Number Steps   61 25085 44.28
3
4
1161 Tic-Tac-Toe ( I )   12 2186 23.95
7
8
1162 Tic-Tac-Toe ( II )   5 1599 31.44
17
9
1163 Java vs C ++   16 5166 22.64
13
4
1166 Dead Fraction   1 299 22.88
17
34
1167 Move To Invert   12 2374 32.70
9
17
1182 Sorted bit squence   280 47.03
1183 Accomodate the palace   3 436 49.77
17
34
1267 Origin of Life   33 20.87
1268 CN Tower (Easy)   3 1078 30.40
8
6
1269 CN Tower (Hard)   22 12.87
1270 Paint By Numbers   18 21.21
1285 Continuous Fractions Again   3 339 41.22
17
13
1296 4 values whose sum is 0   54 4356 26.46
18
13
1325 Partial Sums   2 220 24.76
17
1326 A Chase In WonderLand   1 356 13.25
17
1
1329 Matrix   4 391 17.87
30
27
1335 Maze   45 21.27
1391 Summing to a Square Prime   16 1339 54.62
13
17
1418 The Cats and the Mouse   43 2519 34.27
11
12
1419 A Game with Numbers   83 9019 62.14
2
10
1420 Geometry and a Square   1 262 34.17
17
34
1421 Goods   137 30.77

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