Ш>printf("File %s has length=%d\n",file_name,length);
Ш>

Ш>FILE *f=fopen("coolfile.txt");
Ш>

char str[size];
char user[size];
char pwd[size];
printf(str);

The key, so to speak, is in the keyboard design. Blackburn will type on nothing but the Dvorak keyboard ...

Problems with the Qwerty keyboard:
-- Of the nine most common letters in English (ETAOINHSR, in that order), only three are on home row (ASH), and only two, A and S, are home keys. Five (ETOIR) are on the upper row, and one (N) is on the lower row, making it especially difficult to press.
-- A disproportionate number of very common characters are found on the left side of the keyboard, giving the left hand a bigger workload. The common characters on the left (ETASRDCWGF) are 42.5% of characters in English, while those on the right (OINHLUMYP) make up only 32.6%.
-- ...

' , . p y  f g c r l   Dvorak layout
a o e u i  d h t n s   32129548
; q j k x  b m w v z

q w e r t  y u i o p   Sholes' layout, with quote replacing /
a s d f g  h j k l ;   59514344
z x c v b  n m , . '

k , u y p  w l m f c   Best evolved layout
o a e i d  r n t h s   28281895
q . ' ; z  x v g b j