int ch ; kQRkby
ch=getche() ; Q1G?e,Q
if((ch>='a') && (ch<='z')) !cs+tm3
printf("%c is a lowercase letter\n" ,ch); m,e@bJ-
else if ((ch>='A') && (ch<='Z')) !!=%ty
print(" %c is a uppercase letter\n" ,ch); ):.
+u=
else if((ch>'0')&&(ch<'9') S.9ki<
printf(" %c is a number character between 0 and 9\n" ,ch) ; }ST9&wi~
else #-9;Hn4x
printf("%c is...") ,3k"J4|d
8
0>qqz
外面再加个循环就行了