字符串操作

id ='440182199906183927'
area = id[0:6]
birthday =id[6:14]
sex =id[-2]

print(area,birthday,sex)

if (int(sex)%2==0):
    print('girl')
else:
    print('bpy')

stuNum='201709090057'
print('年级是:'+stuNum[0:4])
print('专业编号是:'+stuNum[4:9])
print('序号是:'+stuNum[-3:])

　　

IDNo ='440182199906183927'
print('省市是:'+IDNo[0:2])
print('生日是:'+IDNo[-8:-4])
print('性别是:'+IDNo[-2])

　　

print(ord('+'))
print(chr(9800))
print(chr(9801))
for i in range(12):
    print(9800+i,chr(9800+i))

　　

s =input('明文:')
for c in s:
    print(chr(ord(c)+3),end='')

　　

s =input('密文:')
for c in s:
    print(chr(ord(c)-3),end='')