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gets, fgets - get a string from a stream
char *fgets(s, n, stream)
Gets reads a string into s from the standard input stream stdin. The string is terminated
by a newline character, which is replaced in s by a null character. Gets returns its
Fgets reads n-1 characters, or up to a newline character, whichever comes first, from the
stream into the string s. The last character read into s is followed by a null character.
Fgets returns its first argument.
puts(3), getc(3), scanf(3), fread(3), ferror(3)
Gets and fgets return the constant pointer NULL upon end of file or error.
Gets deletes a newline, fgets keeps it, all in the name of backward compatibility.
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