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list of classical problems (unsolved)


ID NAME QUALITY USERS ACC % DIFFICULTY C I
12250 Buzz Trouble   -1 204 40.40
9
9
14892 Good Aim   -1 37 31.79
34
17
14928 Pyramidal Constructions   -1 336 48.72
28
23
15328 Hunter x Hunter   -1 74 13.42
1
17
15432 Distributing V-Energy   -1 25 32.63
17
34
15572 Garden   -1 22 24.59
16758 Divisible by 6 and 9   -1 126 36.28
21
13
18245 Maggu and Triangles   -1 423 31.50
1
17
18246 Maggu and Vectors   -1 85 25.90
17
17
19039 Krypt in Time   -1 299 41.91
34
1
19145 Digo Needs Guns   -1 192 51.59
26
26
19146 Glorious Gamblers   -1 141 55.52
23
26
20041 Hippo and Bloody Jungle   -1 43 21.74
28
17
20971 Alia and Substrings   -1 27 22.16
34
34
21395 Ohani And Binary Search Tree   -1 130 36.05
50
17
22441 Black and White Tiles   -1 33 22.94
13
9
26953 Kuchu the Bookworm   -1 52 13.79
17
15
27519 Zeros of the fundamental Fibonacci period   -1 13 21.50
50
50
32201 Right Shift   -1 221 11.26
17
8
34013 Seetha’s Unique Game   -1 322 59.15
1
3
34545 Tama Starks Prime Apprenticeship   -1 53 18.47
17
9
35155 Professional Stalker   -1 12 17.86
37175 Submatrix Sum of a Sparse Matrix   -1 11 30.43
42570 Big J Walks Around the school   -1 14 65.38
1
1
68 Expression   168 28.55
1
34
75 Editor   51 26.94
76 Editor Inverse   69 15.98
85 Dice Contest   49 21.73
34
34
99 Bus   188 22.24
34
17
102 GX Light Pipeline Inc   80 31.09
118 Rhombs   113 42.32
1
34
119 Servers   116 19.59
17
17
121 Timetable   63 16.42
17
17
131 Square dance   353 50.10
1
1
136 Transformation   83 32.18
17
17
140 The Loner   160 21.49
34
17
142 Johnny and the Glue   110 38.36
17
17
146 Fast Multiplication Again   36 10.19
160 Choosing a Palindromic Sequence   98 32.39
17
17
175 Polygon   72 22.47
179 Word equations   188 21.95
9
9
183 Assembler circuits   61 31.78
204 Sleepwalker   96 26.01
1
1
205 Icerink   8 12.22
209 The Map   248 40.22
1
1
210 The Altars   53 15.87
17
1
211 Primitivus recurencis   286 27.94
1
17
215 Panic in the Plazas   89 20.84
34
34
220 Relevant Phrases of Annihilation   699 23.26
26
26
228 Shamans   144 21.20
9
9

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