list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
27103 What Really Happened on Mars?   6 42.86
34314 Spaceships in Space   2 15 42.86
17
9
7870 Invisible point   17 1657 42.84
4
18
660 Dungeon of Death   14 1341 42.81
13
26
8668 THE BLACK AND WHITE QUEENS   2 84 42.81
21
34
16554 Linearian Colony   12 850 42.80
11
12
7208 Black or White   58 1457 42.77
16
19
26790 Stockade   2 42 42.74
17
17
26319 I LOVE Kd-TREES   11 211 42.72
20
25
8351 KOSARK   8 844 42.68
12
5
5531 Kutevi Hard   87 42.67
740 Treats for the Cows   261 8526 42.64
13
14
3407 Candy   30 1358 42.64
11
19
92 Cutting off Squares   -1 254 42.63
1
1
5451 Not So Flat After All   9 1122 42.62
11
10
19561 New Binary   7 294 42.61
13
26
8044 Fantastic Discovery   3 306 42.60
14
14
28742 Pizza Store and Gasoline   4 60 42.60
26
23
4181 MELE3   19 611 42.58
20
21
20986 Hypertubes   6 43 42.57
20
23
6041 Mountain Walking   3 475 42.56
9
1
7860 Deal or No Deal   1 9 42.55
14034 Autumn Leaves   12 42.55
6738 Nice Quadrangles   176 42.55
8842 Boring Homework   3 153 42.54
17
17
34565 Tetrahedrons in the country   4 49 42.52
17
23
19975 Amazing Prime Sequence (hard)   5 83 42.49
39
45
34557 Apoorv Loves Primes   9 46 42.49
26
30
2880 Wild West   99 42.47
17
34
4411 Counting Expressions   29 42.47
3307 Hex Tile Equations   1 35 42.45
11962 Arya Rage   4 322 42.43
17
26
10622 DIFERENCIJA   8 460 42.43
21
23
23742 Dolan and Nephews   5 48 42.42
30
27
236 Converting number formats   149 42.42
1
1
237 Sums in a Triangle   -13 3576 42.40
28
10
4452 Simple Arithmetics II   55 7457 42.38
11
5
2185 Musical Optimization   1 69 42.36
15382 Factorial (Again!)   4 42.35
50
1
32856 Ada and Contact   2 25 42.34
34
34
15312 Annoying Coins Quest   1 30 42.32
17
34
11375 Espionage   10 1514 42.28
4
5
4558 I Speak Whales   182 42.26
17
17
12323 Minimum Knight moves !!!   132 8028 42.25
15
11
780 The Archipelago   37 42.23
34
26
351 Ha-noi!   382 42.22
1
1
3693 Maximum Sum   57 6459 42.19
19
18
36797 GOOD COMMUNICATION   3 12 42.19
17
17
20979 Good   5 76 42.17
17
27
3969 M&M Game   12 1296 42.17
4
17

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