ID NAME QUALITY USERS ACC % DIFFICULTY C I
30500 THE HONEYCOMB MAZE   16 577
17
15
5151 Alice’s Cube   7 493
25
21
4556 Think I will Buy Me a Football Team   28 2118
7
11
780 The Archipelago   25
45
34
3377 A Bug’s Life   337 14231
12
13
40642 Chips Challenge   1 8
17
17
34483 Connected country   14 468
6
4
34409 Disconnected country   1 29
34
34
3978 Distance Query   65 1412
25
21
30116 Can you draw it or not?   15 183
4
7
37922 See you again?   3 48
12
12
1674 The Explosion   151
3133 Here We Go(relians) Again   3 163
12
12
11839 Graphic Sequence   1 49
17
23
37921 Birthday Present   2 33
34
26
37375 Kingdom of Equality   3 8
26
26
2670 Count Minimum Spanning Trees   4 167
28
39
4839 Ant   3 187
23
28
215 Panic in the Plazas   77
5732 Paradox   42 1204
16
19
6288 Treeramids   15 1082
20
17
913 Query on a tree II   112 3878
24
21
3724 Rainbow Ride   8 474
19
19
40639 Escape the New America   1 17
34
34
3405 Almost Shortest Path   78 1608
22
21
3643 Traffic Network   86 1880
18
21
23132 Travelling cost   38 1512
9
7
34565 Tetrahedrons in the country   4 42
17
23
18458 Very Friends 2   4 34
23
23
18457 Very Friends   6 239
11
30
666 Con-Junctions   31 924
14
19
41 Play on Words   42 3020
21
24
6294 Yodaness Level   74 3410
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