ID NAME QUALITY USERS ACC % DIFFICULTY C I
30500 THE HONEYCOMB MAZE   15 528
17
16
5151 Alice’s Cube   7 484
26
23
4556 Think I will Buy Me a Football Team   28 2079
7
11
780 The Archipelago   25
45
34
3377 A Bug’s Life   326 12943
12
13
40642 Chips Challenge   1 2
17
17
34483 Connected country   12 378
6
5
34409 Disconnected country   1 25
34
34
3978 Distance Query   58 1253
24
20
30116 Can you draw it or not?   12 173
4
8
37922 See you again?   3 45
12
12
1674 The Explosion   146
3133 Here We Go(relians) Again   3 163
12
12
11839 Graphic Sequence   1 49
17
23
37921 Birthday Present   2 26
34
26
37375 Kingdom of Equality   2 6
34
34
2670 Count Minimum Spanning Trees   4 162
28
39
4839 Ant   3 185
23
28
215 Panic in the Plazas   77
5732 Paradox   41 1180
16
19
6288 Treeramids   15 1068
20
17
913 Query on a tree II   109 3654
24
21
3724 Rainbow Ride   8 471
19
19
40639 Escape the New America   1 10
34
34
3405 Almost Shortest Path   77 1582
22
21
3643 Traffic Network   84 1849
18
21
23132 Travelling cost   36 1453
10
8
34565 Tetrahedrons in the country   4 36
17
23
18458 Very Friends 2   4 33
23
23
18457 Very Friends   6 224
11
30
666 Con-Junctions   30 852
14
19
41 Play on Words   42 2773
21
24
6294 Yodaness Level   72 3291
15
16

#graph-theory

The problem involves the study of graphs, which are mathematical structures used to model pairwise relations between objects.

https://en.wikipedia.org/wiki/Graph_theory http://primes.utm.edu/graph/ http://pallini.di.uniroma1.it/ - a program which help with generating graphs http://world.mathigon.org/Graph_Theory http://cs.bme.hu/fcs/graphtheory.pdf - Lecture Notes on Graph Theory