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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
10077 Routing   15 38.64
34616 Taming the Dragon   1 99 38.64
17
26
2905 Not a Triangle   93 4978 38.63
11
11
16487 Update the array !   164 4868 38.60
9
14
7185 Bye Bye Cakes   17 3655 38.60
8
7
7676 Sum of Digits   103 4755 38.56
17
20
364 Pocket Money   53 2236 38.52
15
18
3380 Tourist   28 1026 38.50
19
31
147 Tautology   2 729 38.48
9
9
34705 Secret Recipe   7 145 38.48
13
11
1472 Tom and Jerry   61 38.46
8759 Alpine Skiing   1 51 38.46
10366 Play with Dates   9 1411 38.46
16
6
27320 Card Game   13 353 38.45
9
14
4141 Euler Totient Function   144 11445 38.44
8
11
12721 Pell (Mid pelling)   1 36 38.43
29431 Counting WOW-Substrings   10 125 38.43
10
19
1700 Traveling by Stagecoach   9 449 38.42
19
17
24999 1807   10 519 38.42
15
18
9894 Tichu   2 78 38.41
26
17
83 Bundling   1 48 38.41
17
17
17819 XYI   4 354 38.40
17
9
1110 Sudoku   4 432 38.39
34
1
22329 Chicks   8 94 38.39
19
19
32952 Ada and Football   2 196 38.39
50
42
8849 Imitation   23 38.36
14947 Breaking and Entering   2 24 38.36
26
9
15551 Do You Even Lift   2 18 38.35
23
28
10452 Caprica Cities   3 161 38.35
26
17
11407 Tied Down   19 38.33
899 Ws Cipher   6 837 38.33
14
15
18201 RK Sorting   20 1324 38.32
21
12
14543 Range Sum   26 955 38.31
11
12
7777 National Treasure   32 38.30
8995 CANDY   9 1330 38.30
8
6
20196 The Magical Bag   3 196 38.29
34
34
15995 Self Numbers   16 900 38.28
12
6
1681 Cylinder   2 918 38.28
9
26
19416 Potions Class   4 154 38.27
14
24
28607 Descending Alternating Sums   9 129 38.26
10
16
26132 Sum the Decimal-part II   3 50 38.24
17
9
26348 K NUMBERS   11 277 38.23
9
9
5673 Fractions on Tree ( reloaded !)   2 244 38.22
26
34
26744 Coverage   21 38.20
32 A Needle in the Haystack   193 10856 38.18
15
14
21524 Pattern Find   79 4453 38.18
10
13
21357 Crucial Equation   79 6013 38.18
4
9
3933 Minimum Permutation   6 182 38.17
12
17
20050 Love Story 2   1 86 38.17
9
9
28304 Ada and Teams   23 730 38.15
16
15

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