list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
11404 Save Thy Toys   70 2811 30.18
12
15
665 String it out   22 1216 38.76
12
15
8545 Subset sum   45 1926 39.96
12
16
1391 Summing to a Square Prime   16 1415 54.06
12
17
3033 Help the soldier   18 1242 29.02
12
14
8042 Possible Friends   16 1123 37.01
12
10
2416 Distinct Subsequences   94 3705 36.23
12
22
10145 Birthday Cake   7 257 36.82
12
12
9032 Cube Free Numbers   65 4119 31.65
12
11
4031 Mass of Molecule   29 2566 48.08
12
9
9722 Insertion Sort   28 3842 30.71
12
12
28 Help the Military Recruitment Office!   6 778 16.11
12
9
7897 Skyline   13 885 32.42
12
27
15995 Self Numbers   16 901 38.30
12
6
3377 A Bug’s Life   342 15291 27.42
12
13
530 Divisors 2   10 908 52.54
12
16
726 Promotion   24 2071 28.13
12
8
8916 Villages by the River   7 268 23.71
12
19
9126 Time to live   48 2024 37.73
12
15
10514 K12 - Building Construction   57 1911 25.74
12
17
14507 GAME2   10 97 25.78
12
11
21461 Field   7 269 37.49
12
10
4564 Chop Ahoy! Revisited!   55 2940 50.88
12
14
18941 True Friends   29 964 50.95
12
12
10401 Aliens at the train   85 4377 29.21
13
10
34020 Ada and Pet   29 628 26.84
13
19
377 Taxi   14 1235 28.41
13
16
1871 Making A Budget   15 867 48.48
13
15
2007 Another Very Easy Problem! WOW!!!   17 760 39.04
13
28
2050 Strange Billboard   10 801 60.70
13
29
11321 G-One Sort   5 775 37.95
13
17
13381 Manku Word   31 2098 46.97
13
15
18939 K-th smallest number   5 209 13.84
13
17
21177 Distracted judges   6 318 44.78
13
17
26308 Get higher and higher   7 100 34.81
13
24
26646 An easy Problem   7 63 54.55
13
19
28547 Ada and Easy Game   6 96 28.16
13
24
32103 Degree of a Tree   15 215 29.53
13
12
34376 Difference One Swaps   7 72 48.26
13
17
34705 Secret Recipe   7 145 38.48
13
11
35147 Bermuda Love Triangle   6 43 57.43
13
15
36537 Koala Fan   8 40 23.28
13
10
2884 Martian Mining   87 2276 47.80
13
22
5161 Factorial vs Power   14 1114 26.15
13
15
740 Treats for the Cows   261 8508 42.62
13
14
6471 Printing some primes   69 7059 28.57
13
11
11354 Amusing numbers   53 3236 59.80
13
15
15433 Greedy Walking   12 426 49.69
13
16
26955 The Maximize Sum   8 257 24.42
13
14
14956 Submerging Islands   104 4467 39.67
13
13

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