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I dont know how to input the start-information of the tree like this:
A-> B -> C - > D
A-> E -> F
B-> G
C-> G -> H -> I
D-> K
Find the way from A to I by BFS
What data structure i wish to...

I dont know how to input the start-information of the tree like this:
A-> B -> C - > D
A-> E -> F
B-> G
C-> G -> H -> I
D-> K
Find the way from A to I by BFS
What data structure i wish to...

I need to know about the algorithm to draw a star-shaped polygon. My problem is : give a (x,y) co-ordinate and a lenth d, how i use Bresenham or DDA algorithm to draw a star-shaped???

In addition:...

I've read the LZW compression algorithm. And i know i must use 12 bit number to code the string.
But i dont know how to write this code 12 bit to file. Because when using fwrite function, it just...