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list of classical problems (unsolved)


ID NAME QUALITY USERS ACC % DIFFICULTY C I
35151 Beautiful Roll Numbers   8 75 65.19
15
8
8177 Beautiful numbers EXTREME   -2 291 27.46
26
9
21635 Beautiful Mountains   1 21 32.99
17
34
34736 Beautiful Girl   8 151 42.12
14
12
28598 Beautiful Factorial Game   14 200 30.14
17
17
9805 Be Awesome As Barney Stinson   44 1860 68.30
12
13
11401 Bazinga!   18 744 22.68
18
19
14822 Battleships   3 128 30.23
17
17
4278 Battlefield   8 38.89
40192 Battle Of The Bastards - Kings Vs Rooks   3 18 26.88
34
34
13646 BATMAN4   -7 155 32.79
20
17
13643 BATMAN3   9 918 41.72
11
12
13631 BATMAN2   19 603 27.49
17
23
13630 BATMAN1   33 595 38.54
19
22
870 Basically Speaking   7 1449 43.96
6
6
12557 Basic Routines   98 19.23
12959 Basic Grapes Instinct   1 231 46.21
17
1
3406 Bases   72 20.81
37475 Base Exploration   5 87 20.73
9
12
19133 Base Conversion   1 9 5.50
50
34
18531 Barrelrider   1 21 56.25
17
17
702 Barn Expansion   157 23.54
1
17
8462 Barn Allocation   1 220 56.84
34
34
1462 Barbarians   56 15.42
1
1
41212 Bankomat   2 36 39.45
1
1
17261 Bank robbery   3 254 29.90
17
21
37388 Balls and Queries   9 60 41.61
7
11
2172 Ballroom Lights   1 35 32.94
34
17
2270 Balloons in a Box   172 23.77
27198 Ballons Revisited   4 99 21.33
1
23
25942 Ball sum   42 1800 35.19
11
11
10581 Ball Stacking Again   1 158 30.86
11921 Ball Stack   1 43 54.78
17
17
12365 Ball of Reconciliation   3 345 52.27
17
17
65 Ball   2 159 35.03
17
23
22776 Balika Vadhu and Alok Nath   61 1202 33.53
14
18
153 Balancing the Stone   2 329 33.03
17
23
10606 Balanced Numbers   9 651 29.18
23
17
15735 Balanced Food   1 10 19.61
27092 Balanced Diet   16 22.89
11469 Balanced Cow Subsets   6 445 26.49
36
31
21169 Balanced base-3   7 519 52.53
9
7
28009 Balance the parentheses   19 20.54
22366 Badminton Tournament - Easy   7 214 35.80
26
20
17725 Bad XOR   50 1052 23.85
16
22
73 Bacterial   1 76 18.66
50
17
15062 Bacteria   1 16 31.37
34
50
1553 Backup Files   3 997 21.52
17
34
7100 Back To The Polygon   88 34.80
1001 Babylonian Roulette   1 666 50.46
13
13

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