Remove extra white space from inside a C string?

Question

I have read a few lines of text into an array of C-strings. The lines have an arbitrary number of tab or space-delimited columns, and I am trying to figure out how to remove

Answer 1

Why not use strtok() directly? No need to modify the input

All you need to do is repeat strtok() until you get 3 non-space tokens and then you are done!