int main (void) { printf ("space is %d\n", ' '); return 0; }
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In computer programming, these two terms are interchangeable.
When printing text through a string, \t can be used to produce a horizontal tab. The same can also be used when parsing input.Within the C language source code, a tab is considered a white space and ignored outside string constants, provided that it does not break a keyword into two parts.
write a lex program to delete space from the program
It keeps visual information from being overwhelming
it lets the reader know where important information is located