字符串基本操作

w=int(input("请输入数字："))
week="星期一星期二星期三星期四星期五星期六星期七"
if(w<7):{
print(week[3*(w-1):3*w])

}

s=input("您的学号是：")
print("您的年级是：", s[0:4],"级")
print("专业是：", s[4:8])
print("您的序号是：", s[-3:])

id=input("您的身份证是：")
print("您所在的地区是",id[0:6])
print("您的年龄是",2017-int(id[6:10]))
if int(id[16])%2==0:
print("您是一位美丽的女生")
else:
print("您是一位帅气的男生")

print(len("python"))
print(eval("2+3"))
print("love"+"\tpython")
print("python\n"*3)
for i in ("turtle"):
print(i)
print("turtle" in "python")
print(chr(65))

for i in range(12):
    print(chr(9800+i),end="\\")