int ch ; Jwfb%Xge~
ch=getche() ; 7}y@VO6]
if((ch>='a') && (ch<='z')) 6wj o:I
printf("%c is a lowercase letter\n" ,ch); u$C\#y7
else if ((ch>='A') && (ch<='Z')) d(TN(6g@
print(" %c is a uppercase letter\n" ,ch); B@NBN&Fr
else if((ch>'0')&&(ch<'9') }(
CYok
printf(" %c is a number character between 0 and 9\n" ,ch) ; bmK
else 1#%H!GKvTU
printf("%c is...") ot[ZFF\
|59)6/i
外面再加个循环就行了