int ch ; H^G*5EQK
ch=getche() ; JN_#
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if((ch>='a') && (ch<='z')) XJ;/kR
printf("%c is a lowercase letter\n" ,ch); e 3K
else if ((ch>='A') && (ch<='Z'))
Xc!w
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print(" %c is a uppercase letter\n" ,ch); _Gu ;U@
else if((ch>'0')&&(ch<'9') fvDwg
printf(" %c is a number character between 0 and 9\n" ,ch) ; $Tg$FfD6&
else n[@Ur2&