int ch ; , FR/X/8
ch=getche() ; }ZJJqJ`*e
if((ch>='a') && (ch<='z')) .p(%gmOp#
printf("%c is a lowercase letter\n" ,ch); ~8U 0(n:^
else if ((ch>='A') && (ch<='Z')) F
h+g@ u6
print(" %c is a uppercase letter\n" ,ch); >tE6^7B*
else if((ch>'0')&&(ch<'9') #,9#x]U#v
printf(" %c is a number character between 0 and 9\n" ,ch) ; =Y5_@}\0
else xM![
printf("%c is...") qK]Om6 a~
W~/{ct$Y
外面再加个循环就行了