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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
3926 Manhattan Wire   80 14.07
3927 Polygon on the Grid   23 30.34
3928 Counting Digits   7 1313 46.62
22
26
3929 Different Digits   74 22.75
3930 Group Partition   1 71 30.23
34
34
3931 Maximum Triangle Area   2 283 29.27
5
28
3932 Point Connection Game in a Circle   3 768 35.47
13
21
3933 Minimum Permutation   6 187 38.34
12
17
3934 Recaman’s Sequence   25 3536 53.87
9
6
3935 SHIFT Operator on Matrix   191 42.38
3936 Repair City Hall   4 248 50.82
5
1
3937 Wooden Sticks   9 681 36.97
23
28
3939 Search of Concatenated Strings   28 24.40
3940 Sum of Primes   3 237 63.91
9
9
3941 Kth Shortest Path   25 24.30
3942 Cleaning Robot   34 65.28
3943 Nested Dolls   31 1239 23.66
20
27
3944 Bee Walk   19 1434 56.39
12
15
3946 K-th Number   244 5831 35.41
25
27
3948 Polynomial Evaluation - Angry Teacher   -1 31 15.10
50
50
3953 Paid Roads   8 261 27.57
19
26
3961 Journey with Pigs   133 41.31
3962 ELEVATOR II   2 101 43.31
9
26
3964 Investment Money   15 627 25.73
16
17
3965 Minimax Triangulation   60 40.00
3969 M&M Game   12 1321 42.35
4
17
3970 Convert to Decimal Base System   56 37.34
17
17
3972 Stargates   49 14.12
3973 0 0 Pairs   4 806 27.34
15
15
3974 Another Tree Problem   7 647 32.53
15
23
3975 Most Servings Meal   8 354 26.37
28
28
3977 Police Query   8 302 17.37
27
30
3978 Distance Query   71 1953 33.23
24
21
3979 Whirligig number   8 1030 38.07
10
15
3980 Point Visible   1 48 27.40
34
50
3981 Shortest Regular Bracket   82 33.78
3982 String problem   7 608 48.82
9
23
3983 Right Triangle Counting   3 190 17.72
30
21
3999 FROGGER   3 104 26.72
28
23
4000 GALLUP   1 70 46.54
17
34
4003 Subway planning   43 18.68
4004 Exploding CPU   146 46.49
4008 Con Voi   9 57.69
4010 Chặt cây   11 22.58
4021 Bipalindrome   183 30.77
4031 Mass of Molecule   29 2611 48.18
12
9
4033 Phone List   151 7335 31.82
16
14
4034 Pizza Delivery   53 16.51
4035 NERED   2 395 57.76
9
13
4036 Cuckoo Hashing   3 152 27.39
17
6

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