int ch ; pW,)yo4
ch=getche() ; LLD#)Jl{?
if((ch>='a') && (ch<='z')) 7)zF8V
printf("%c is a lowercase letter\n" ,ch); xN +Oca
else if ((ch>='A') && (ch<='Z')) 3[r9v!l
print(" %c is a uppercase letter\n" ,ch); {"vTaY@
else if((ch>'0')&&(ch<'9') Bbj%RF2,
printf(" %c is a number character between 0 and 9\n" ,ch) ;
*m6h(8(7Z
else rUxjm\
printf("%c is...") 3k_bhK zI
s,|"s|P
外面再加个循环就行了