list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
19686 Mining Camps   3 79 10.86
30
21
19687 Symmetric matrix 2   0 0.00
19722 Modular Tetration   4 38 69.69
30
30
19786 Mr Toothless and His GCD Operation   7 384 30.64
6
9
19795 Psycho34 (easy)   7 55 22.27
27
17
19899 Middle Earth   2 46 12.14
26
17
19913 Counting Pythagorean Triples   3 16 14.18
26
42
19954 Travelling Knight 2   3 16 13.77
45
34
19957 GETTING AN AP   5 488 36.75
8
12
19971 100pct failure in 72 hours   1 8 45.90
17
50
19975 Amazing Prime Sequence (hard)   5 86 43.22
39
45
19976 HYPERCUBES   1 113 45.28
1
17
19985 GCD Extreme (hard)   2 291 35.37
26
34
19991 In case of failure   3 120 40.20
34
34
19996 Moon Safari (medium)   4 75 37.97
30
34
19997 Moon Safari (Hard)   3 47 55.27
34
39
20038 Easiest Loop 1   3 371 48.38
6
17
20041 Hippo and Bloody Jungle   -1 39 19.08
28
17
20050 Love Story 2   1 86 38.17
9
9
20063 Large subsequence Problem   20 445 42.03
10
14
20100 Honda and Kagawa   3 331 46.99
1
21
20167 Array with Hudai Calculation   1 48 23.86
34
34
20170 Coloring Segments   5 88 20.60
31
34
20172 Divisiblity by 3   11 583 30.52
14
10
20173 Counting Divisors (square)   7 438 21.74
29
38
20174 Counting Divisors (cube)   7 363 34.89
21
42
20196 The Magical Bag   3 198 38.33
34
34
20327 Triangles   1 28 27.33
50
50
20562 Tracy and Charlie   1 42 56.47
17
34
20563 Minion Circle   19 32.97
20635 Dortmund Dilemma   1 19 44.44
17
34
20637 Ajob Subsequence   77 38.94
1
17
20644 Zero Query   16 675 19.70
30
27
20654 Interesting Subset   5 95 23.50
11
14
20673 Count The Indexes   7 242 29.20
17
30
20689 WA,RTE and Placements   1 22 39.20
34
34
20752 LAZY FRIENDS   3 33 52.81
17
13
20775 Roger and tree   22 329 27.89
17
22
20845 Interesting Numbers   4 219 24.10
13
5
20846 Interesting Selection   5 123 43.21
13
26
20848 Interesting Game   58 45.09
20849 Interesting queries   2 44 36.32
34
34
20863 Largest Submatrix   80 26.92
20872 Counting Pairwise Coprime Triples   1 47 53.73
34
34
20926 Special Numbers (Reverse and Add)   1 21 12.83
26
26
20930 Progression   4 26 8.84
34
34
20931 Square-Free Product (Hard)   2 58 35.98
17
21
20951 Pebbles   1 30 56.06
1
17
20957 Alia and 3 Khans   1 74 31.36
34
17
20970 Alia and Handsome Devil   5 389 30.29
17
12

Most popular tags