Snake segments should connect in the order of rainbow colors.
Empty squares should not be adjacent.

Starter (01-12)

01 (#023)
[segment(r,2-2,down),segment(y,4-1,down),segment(b,5-3,left)]
v . o y . 
v r o y g 
v r o b b 
v i i i . 

02 (#007)
[segment(v,1-2,right),segment(r,1-3,right)]
i i i b b
v v v v g
r r . y y
. o o o .

03 (#016)
[segment(v,1-4,right),segment(r,2-2,left)]
o o o y .
r r . y g
i i i b b
v v v v .

04 (#021)
[segment(v,1-4,right),segment(r,2-2,down)]
i b b g .
i r . y y
i r o o o
v v v v .

05 (#081)
[segment(v,5-4,left),segment(r,5-1,left)]
y y . r r
g o o o .
b b i i i
. v v v v

06 (#062)
[segment(v,2-1,right),segment(r,4-2,left)]
i v v v v
i . r r .
i b o o o
. b g y y

07 (#054)
[segment(v,1-1,right),segment(r,3-4,right)]
v v v v .
i . y y o
i b g . o
i b r r o

08 (#033)
[segment(v,5-1,left),segment(r,2-3,down)]
. v v v v
o y y . i
o r g b i
o r . b i

09 (#039)
[segment(g,3-2,left),segment(r,3-1,left)]
o r r b i
o . g b i
o y y . i
. v v v v

10 (#004)
[segment(g,4-2,left),segment(r,1-2,up)]
r o . b b
r o y g i
. o y . i
v v v v i

11 (#056)
[segment(v,1-1,down),segment(g,4-2,left)]
v i . y y
v i b g o
v i b . o
v . r r o

12 (#085)
[segment(v,1-1,down),segment(g,3-3,left)]
v i i i .
v . b b r
v y g . r
v y o o o

Junior (13-24)

13 (#086)
[segment(g,2-2,left),segment(o,5-4,left)]
v i i i .
v g b b r
v y y . r
v . o o o

14 (#043)
[segment(v,5-1,left),segment(y,2-4,right)]
. v v v v
o r r . i
o . g b i
o y y b i

15 (#091)
[segment(b,2-4,up),segment(r,5-3,down)]
i v v v v
i . y o .
i b y o r
. b g o r

16 (#076)
[segment(b,1-2,up),segment(r,4-3,up)]
b i i i v
b . o r v
g y o r v
. y o . v

17 (#018)
[segment(y,5-2,left),segment(r,2-2,right)]
i b b g .
i r r y y
i . o o o
v v v v .

18 (#013)
[segment(b,3-4,right),segment(r,2-1,right)]
. r r i v
o o o i v
y y . i v
. g b b v

19 (#028)
[segment(v,1-1,right),segment(y,5-3,down)]
v v v v .
i . o o o
i r r . y
i b b g y

20 (#022)
[segment(y,4-1,right),segment(r,2-2,down)]
v . o y y
v r o . g
v r o b b
v i i i .

21 (#046)
[segment(y,4-4,up),segment(r,3-2,right)]
v v v v .
i . r r o
i b g y o
i b . y o

22 (#059)
[segment(y,5-3,down),segment(r,4-1,left)]
v i r r .
v i o o o
v i b . y
v . b g y

23 (#047)
[segment(y,2-1,right),segment(o,1-3,up)]
o y y b i
o . g b i
o r r . i
. v v v v

24 (#072)
[segment(i,3-2,right),segment(o,5-4,left)]
. v v v v
b b i i i
g y . r r
. y o o o

Expert (25-36)

25 (#090)
[segment(i,1-3,up),segment(b,2-4,left)]
i v v v v
i . y o .
i g y o r
b b . o r

26 (#041)
[segment(y,4-3,down),segment(o,5-1,down)]
v . r r o
v i b . o
v i b y o
v i g y .

27 (#003)
[segment(r,1-2,up),segment(empty,5-1,left)]
r o g b .
r o y b i
. o y . i
v v v v i

28 (#044)
[segment(r,3-2,left),segment(empty,3-4,left)]
. v v v v
o r r . i
o y g b i
o y . b i

29 (#029)
[segment(r,2-3,up),segment(empty,3-3,left)]
v v v v .
i r o o o
i r . y y
i b b g .

30 (#078)
[segment(v,1-4,up),segment(empty,3-2,left)]
v b b g .
v i . y y
v i o o o
v i r r .

31 (#006)
[segment(v,5-1,down),segment(empty,4-2,left)]
. i i i v
r b b . v
r . g y v
o o o y v

32 (#080)
[segment(b,3-1,down),segment(empty,4-2,left)]
v . b g y
v i b . y
v i o o o
v i r r .

33 (#026)
[segment(y,1-1,right),segment(empty,5-1,left)]
y y g b .
o o o b i
. r r . i
v v v v i

34 (#066)
[segment(g,1-2,left),segment(empty,2-2,left)]
y y o . v
g . o r v
b b o r v
. i i i v

35 (#052)
[segment(y,2-2,right),segment(empty,2-3,left)]
. v v v v
o y y . i
o . g b i
o r r b i

36 (#019)
[segment(b,3-1,left),segment(empty,4-2,left)]
i b b g y
i r r . y
i . o o o
v v v v .

Master (37-48)

37 (#014)
[segment(y,1-3,right),segment(empty,4-4,left)]
. r r i v
o o o i v
y y b i v
. g b . v

38 (#012)
[segment(empty,1-3,left),segment(empty,3-4,left)]
v v v v .
i i i b b
. o o o g
r r . y y

39 (#037)
[segment(empty,3-4,left),segment(empty,4-1,left)]
o r r . v
o . b i v
o g b i v
y y . i v

40 (#024)
[segment(empty,2-1,left),segment(empty,4-3,left)]
v . o y .
v r o y g
v r o . b
v i i i b

41 (#060)
[segment(empty,1-1,left),segment(empty,4-3,left)]
. g b b i
y y r r i
o o o . i
. v v v v

42 (#083)
[segment(empty,3-1,left),segment(empty,5-3,left)]
b b . o r
i g y o r
i . y o .
i v v v v

43 (#063)
[segment(r,4-2,right)]
. y o o o
g y . r r
b b i i i
. v v v v

44 (#087)
[segment(b,1-1,right)]
b b i i i
g v v v v
y y . r r
. o o o .

45 (#055)
[segment(y,4-2,up)]
v i g y .
v i b y o
v i b . o
v . r r o

46 (#020)
[segment(r,2-2,up)]
o r . b i
o r g b i
o y y . i
. v v v v

47 (#045)
[segment(y,4-4,left)]
v v v v .
i . r r o
i b g . o
i b y y o

48 (#005)
[segment(y,3-3,right)]
. i i i v
r b b g v
r . y y v
o o o . v