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list of classical problems (unsolved)


ID NAME QUALITY USERS ACC % DIFFICULTY C I
18532 Tree _order   41 1245 47.28
15
10
8004 Tree Topology   2 87 46.61
1
17
7363 Tree Sum   5 187 36.46
42
45
3581 Tree Similarity   1 26 37.66
34
34
7826 Tree Isomorphism   10 622 23.66
19
27
2322 Tree Game   2 325 43.37
26
42
6926 Tree game   1 58 9.84
34
34
1964 Tree cut   149 38.10
11905 Tree Count   45 40.36
3197 Tree Construction   64 20.10
17755 Tree and Palindrome   1 152 21.08
1
1
71 Tree   3 465 28.80
12
9
740 Treats for the Cows   261 8632 42.74
13
14
10128 Treasures and Vikings   -1 82 25.06
17
17
16283 Treasure Island   5 136 24.94
17
15
5976 Traversing Grid   30 3721 58.56
6
10
8419 Traversing Grid   1 341 22.86
17
17
8598 Traverse through the board   6 673 53.40
10
11
387 Travelling tours   1 312 53.92
30
34
14946 Travelling Santa   56 34.11
9
9
6503 Travelling Salesman Again !   92 35.17
19954 Travelling Knight 2   3 16 12.25
45
34
5975 Travelling Knight   2 54 32.69
34
34
26349 TRAVELLING DILEMMA   2 45 27.42
17
17
23132 Travelling cost   39 1645 33.19
10
8
3413 Traveling Shoemaker Problem   1 77 17.32
26
17
4993 Traveling Salesman   8 1043 37.18
14
2
1700 Traveling by Stagecoach   9 476 39.35
17
16
10732 Trapezoid   2 56 32.56
17
26
419 Transposing is Fun   1 307 36.85
17
26
422 Transposing is Even More Fun   2 316 26.08
28
39
2903 Transportation   11 19.12
9532 Transportation   1 22 28.57
17
17
898 Transmitters   2 339 49.21
28
17
401 Translations   137 38.07
17
34
13683 Transitive Closure   1 248 37.02
17
17
136 Transformation   83 32.18
17
17
15383 Transform the Expression (Again!)   7 31.25
4 Transform the Expression   258 44372 49.47
12
11
6711 Transform a Sequence   41 30.94
17112 Training Land of Fury   18 1391 47.65
9
9
7217 Training for final   26 2101 45.57
8
6
11540 Training   18 26.67
4273 Train TimeTable   7 426 34.14
14
8
9896 Train delays   47 26.15
37053 Trailing Zeros   10 60 52.00
8
16
36712 Trailing digits   7 62 12.73
13
13
34282 Traffic Planning   3 18 30.56
6
1
3643 Traffic Network   89 2120 18.30
18
21
14821 Traffic Lights   1 51 58.41
17
17

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