def jiami(x):
if "A"<=x<="Z":
y=chr(ord(x)+32)
elif "0"<=x<="9":
y=str((int(x)+1)%10)
else:
y=x
return y
mingwen=input("请输入明文")
miwen=""
for x in mingwen:
miwen=miwen+jiami(x)
print("密文为:",miwen)
输入“Abc@789”并运行程序,输出结果是( )