adtjs

adt

javascript abstract data types

pnpm install --save-dev ts-node pnpm install --save-dev @types/chai @types/mocha

graphs

component: 1
[0] start tree
(0-5) tree 
	[5] tree analized as:(0-5)
(0-6) tree
	(6-9) tree
		(9-11) tree
    		(11-12) tree
        		[12] tree analized as:(11-12)
       		[11] tree analized as:(9-11)
   		(9-10) tree
       		[10] tree analized as:(9-10)
   		(9-12) down
   		[9] tree analized as:(6-9)
	(6-4) tree
   		(4-9) cross
   		[4] tree analized as:(6-4)
	[6] tree analized as:(0-6)
(0-2) tree
	(2-3) tree
   		(3-4) cross
   		(3-5) cross
   		[3] tree analized as:(2-3)
	[2] tree analized as:(0-2)
(0-3) down
(0-1) tree
	[1] tree analized as:(0-1)
[0] tree analized as:(0-0)
component: 2
[7] start tree
(7-6) cross
[7] tree analized as:(7-7)
component: 3
[8] start tree
(8-7) cross
[8] tree analized as:(8-8)

node:  0   1   2   3   4   5   6   7   8   9  10  11  12
--------------------------------------------------------
pre:   0  10   8   9   7   1   2  11  12   3   6   4   5
st:    0   0   0   2   6   0   0   7   8   6   9   9  11
post: 10   9   8   7   5   0   6  11  12   4   3   2   1

Topological sort
order:    5 > 12 > 11 > 10 >  9 >  4 >  6 >  3 >  2 >  1 >  0 >  7 >  8

trees

visulizeTree(t);

    A
 ┌──┴┬──┐
 B   E  I
┌┴┐  │
C D  F
    ┌┴┐
    G H

visulizeTree(t);

     +
   ┌─┴──┐
   *    +
 ┌─┴┐  ┌┴┐
 A  -  D E
┌┴┐
B C

pre-order:  + * A - B C + D E
in-order:  A * B - C + D + E
post-order:  A B C - * D E + +
breathSearch:  + * + A - D E B C

visulizeTree(t);

           Art
   ┌────────┴──┬────────┐
   B           E        I
┌──┴──┐        │
C     D        F
            ┌──┴──┐
            G     H

pre order:    Art, B, C, D, E, F, G, H, I
post order:   C, D, B, G, H, F, E, I, Art
level order:  Art:1, B:2, E:2, I:2, C:3, D:3, F:3, G:4, H:4

AVL & Red-Black Trees