ange（开始值，结束值，步长） 包含开始值，不包含结束值
print(list(range(10))) #[0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
print(list(range(1,10))) #[1, 2, 3, 4, 5, 6, 7, 8, 9]
print(list(range(1,11,2))) #[1, 3, 5, 7, 9]
print(list(range(0,11,2))) # [0, 2, 4, 6, 8, 10]
for i in range(10):
print(i,end=" ")
str1="abcd"
for a in str1:
print(a,end=" ")
list1=[1,3,5,7]
for b in list1:
print(b)
d={"name":"zs","age":18}
for c in d:
print(c,d[c])
