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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
8189 Circles On A Screen   81 28.40
15086 Land Acquisition   37 1311 28.40
24
30
21360 Suffix Equal Prefix   5 492 28.39
13
13
8558 Linear Equation Solver   2 15 28.38
17
34
2319 Sequence   214 28.38
22528 Paths in a Tree   3 43 28.37
21
21
2961 Triomino Game   2 236 28.36
26
42
15996 Number Magic II   23 28.35
26
17
4644 Proving Equivalences   1 194 28.33
17
17
10945 Foodie Golu   61 28.31
18261 Maggu and Weird things   23 28.30
1
1
19149 Virus Revisited   2 90 28.30
1
17
1451 01 Sequence   94 28.29
28599 Counting Magical Permutatitons   7 56 28.28
17
29
13049 The Loyalty of the Orcs   89 28.27
12151 Pizzamania   28 2135 28.26
5
4
55 Jasiek   3 462 28.25
21
13
18408 The Valentine Confession   9 572 28.24
15
21
25337 Eefun is not so Fun   2 150 28.24
5
26
6885 Wonkas Oompa-Impa Dilemma   13 28.24
31894 House Buying Optimizations   6 28.24
16409 Lopov   4 304 28.23
9
13
6831 Two Ball Game   64 28.22
10454 Greens Land   96 28.21
329 Calls   2 120 28.21
1
17
14893 Good Inflation   16 188 28.20
30
34
5128 Bomb the Bridge   1 36 28.18
17
17
11952 Intergalactic Highways   3 133 28.18
17
17
19291 Structures   4 132 28.17
11
17
726 Promotion   24 2066 28.17
12
8
28547 Ada and Easy Game   6 96 28.16
13
24
6832 To Score or not to score   43 28.16
9640 Equilibrium   3 249 28.16
9
9
26 Build the Fence   37 2214 28.15
22
17
4667 Gremlins   3 52 28.15
28
34
11575 A Famous Equation   2 71 28.14
34
34
2815 Increasing Subsequences   52 2147 28.14
14
22
7001 Visible Lattice Points   1 481 28.12
17
34
217 Soldiers on Parade   2 123 28.11
17
12
32088 Chessboard State 1: National Chess Tournament   5 11 28.10
42
21
32468 Frog Party   4 66 28.10
21
21
34612 Can Sharmeen Solve it? [ HARD ]   6 28 28.10
21
24
1689 Hard Problem   15 28.07
12304 Smallest Inverse Sum of Divisors   5 84 28.03
17
24
3505 Prime Number Theorem   25 1521 28.03
14
13
10589 King   65 28.00
206 Bitmap   245 9388 27.99
15
16
28164 Cats Invitation   7 77 27.99
21
15
9577 Dynamic Tree Connectivity   12 556 27.99
29
28
9893 Smoking gun   40 27.98

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