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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
39786 Selling Greeting Cards   8 98 25.62
10
11
28740 Try to complete   22 674 25.62
23
23
16214 Pabbu-pneumonia   3 59 25.61
17
26
8129 Sky Lift   2 142 25.60
24
19
4354 Snowflakes   1 865 25.57
9
21
7386 Activities   62 1447 25.57
16
19
5469 Houses   1 46 25.56
34
26
18965 Milk Scheduling   15 1056 25.56
10
15
2125 Number Labyrinth   2 64 25.55
17
17
3266 K-query   248 6124 25.55
21
25
8058 Soccer Teams   1 144 25.54
17
26
24730 Magical colorful cats (hard)   1 15 25.53
34
34
18273 Encode Integer   15 837 25.51
8
7
18050 Robert Langdon & Class Attendance   1 40 25.51
17
17
3109 Longest Common Prefix   4 396 25.51
38
34
2124 Last Non-Zero Digit of Factorials   4 488 25.49
26
34
7603 Fibonacci Factor   1 26 25.49
7740 Fence   23 25.49
11946 Zig-Zag Permutation 2   1 7 25.49
26
34
14923 King Graffs Defense   20 484 25.48
26
30
34875 Minimum Stocks   16 674 25.46
13
12
10437 Quadrilaterals   75 25.42
264 Corporative Network   14 612 25.41
17
19
6917 Catch Sheep   2 40 25.41
34
34
30737 Ada and Homework   5 69 25.40
34
28
28404 Ada and Field   33 577 25.39
21
17
687 Repeats   2 982 25.39
30
38
10648 DUGDUG   50 25.38
23877 The Long Pile Game   36 25.38
17
17
26450 Palindromic Primes (Hard)   6 41 25.37
34
30
36537 Koala Fan   8 50 25.36
13
10
4198 Lego   5 195 25.35
24
22
16243 Anagrams   2 260 25.34
17
12
2148 Candy III   54 20557 25.33
9
5
9938 Disney Fastpass   1 37 25.32
17
17
698 Plane Hopping   1 289 25.31
17
3867 Who is The Boss   171 25.29
9505 Distinct Subtrees   1 21 25.27
17
17
35675 Primes in GCD Table (Hard)   2 14 25.27
50
50
34617 Palindrome Lover   2 179 25.25
3
3
12107 All Possible Barns   1 34 25.23
34
34
346 Bytelandian gold coins   546 26017 25.23
11
12
369 Math I   89 25.23
34
34
11712 Red Cross Hospital   1 21 25.22
34
1
27039 Assembly line   17 553 25.21
17
14
4302 (K,N)-Knight   3 315 25.20
14
24
16062 Count Primes   -2 45 25.20
3896 Maximal Independent Set   2 61 25.19
34
42
21462 Final Assignment   2 59 25.18
9
1
2202 Tan and His Interesting Game   46 25.18

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