int ch ; .4cOMiG
ch=getche() ; > Du>vlTY
if((ch>='a') && (ch<='z')) A6AIkKjzq
printf("%c is a lowercase letter\n" ,ch); ffibS0aM
else if ((ch>='A') && (ch<='Z')) >&DNxw
print(" %c is a uppercase letter\n" ,ch); @;P\`[(*
else if((ch>'0')&&(ch<'9') O ]Stf7]%;
printf(" %c is a number character between 0 and 9\n" ,ch) ; O~u@J'4
else Z:kX9vw.
printf("%c is...") se^(1R k
*p>1s!i
外面再加个循环就行了