int ch ; "}aM*(l+\
ch=getche() ; eu|q
{p
if((ch>='a') && (ch<='z')) 2}C>{*}yQ
printf("%c is a lowercase letter\n" ,ch); e(% Solkm?
else if ((ch>='A') && (ch<='Z')) !OVEA^6
print(" %c is a uppercase letter\n" ,ch); LsZ!':LN
else if((ch>'0')&&(ch<'9') [jn;|
3
printf(" %c is a number character between 0 and 9\n" ,ch) ; cZT.vA#
else {hP&P
printf("%c is...") ?v~3zHK
1b%7FrPkd
外面再加个循环就行了