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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
2149 Biased Standings   21 3654 33.61
5
5
16121 MODIFY SEQUENCE   26 2374 48.47
6
7
18174 REAL ROOTS   15 1285 60.06
6
12
36670 Bipartite Permutation   14 364 46.94
6
15
5976 Traversing Grid   30 3718 58.55
6
10
8132 Street Trees   33 3078 46.97
6
11
26607 CODER FIRST PROBLEM   34 1372 56.46
6
7
11 Factorial   175 60304 45.09
6
12
870 Basically Speaking   7 1446 43.89
6
6
1699 Numeral System   13 2243 67.33
6
3
9503 Working in Beijing   3 644 49.01
6
6
9569 Sum of Pairwise Products   7 839 31.45
6
13
10416 Van Helsings gun   3 1444 54.43
6
15
11383 Fast Sum of two to an exponent   1 1067 30.25
6
3
12734 Seating Arrangement   7 164 60.42
6
15
22560 Valid Path   6 67 36.11
6
8
25585 Hablu Wants to Buy   2 996 55.60
6
7
28286 Archery Training   7 181 33.05
6
13
14888 Good Predictions   17 1095 42.34
6
10
8061 Christmas Play   57 7781 48.25
6
4
42 Adding Reversed Numbers   103 86700 48.66
6
4
19786 Mr Toothless and His GCD Operation   7 390 30.69
6
9
25131 Largest Odd Divisor   17 1431 33.55
6
7
27196 Study Room   6 441 52.39
6
8
27267 Changus Final Battle   8 264 54.84
6
16
33795 Taskin and apple tree   8 320 27.40
6
6
34011 Jalil Got TLE   12 522 25.95
6
8
1728 Common Permutation   26 4189 46.69
6
6
9387 Special String   11 1108 39.62
6
19
15437 Tambourine   9 1495 49.92
6
2
25311 Candies   9 1092 35.76
6
7
28352 Friend Zoned   17 290 63.65
6
12
31290 Math is Love   16 1178 40.98
6
5
10380 prayatna PR   86 5299 43.08
6
6
16420 Even Numbers   40 5276 48.05
6
5
123 Paying in Byteland   2 478 46.68
6
17
693 Lethal Warfare   2 361 46.34
6
12
1326 A Chase In WonderLand   2 409 13.53
6
1
1480 Let us count 1 2 3   91 15.99
6
39
3389 The Knights of the Round Circle   3 450 67.32
6
23
5464 Counting triangles   3 211 29.03
6
28
6042 Another Box Problem   10 847 50.00
6
17
6171 Majority   35 5337 43.17
6
7
7973 Sometimes, a penalty is good!   5 1206 29.57
6
8
8184 Bureaucracy   2 570 29.67
6
17
8392 Youtube   4 233 22.95
6
17
8407 Candies and Milestones   2 479 21.91
6
23
8507 Party Switching   4 245 28.68
6
6
8720 Looks like Nim - but it is not   3 91 21.37
6
28
10815 Finally a Treat   1 294 33.61
6
1

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