int ch ; 4P?@NJp
ch=getche() ; *fI\|%K
if((ch>='a') && (ch<='z')) n(
zzH
printf("%c is a lowercase letter\n" ,ch); t@jke
else if ((ch>='A') && (ch<='Z')) )H+ p6<
print(" %c is a uppercase letter\n" ,ch); W4=A.2[q
else if((ch>'0')&&(ch<'9') uP.dCs9-
printf(" %c is a number character between 0 and 9\n" ,ch) ; bycnh
else Zou;o9Ww
printf("%c is...") P>'29$1'
lQpl8>
外面再加个循环就行了