Python中的循环
# 循环# Python的循环有两种，一种是for...in循环，一种是while循环
# for...in循环
print('for...in循环')
print('#1 依次把list或tuple中的每个元素迭代出来')
names = ['Micheal', 'Bob', 'Tracy']
for name in names:
print(name)
print('#2 计算1-10的整数之和')
s = 0
for x in :
s += x
print(s)
print('#3 计算1-100的整数之和')
s = 0
# range()生成序列是左闭右开区间,从0开始
# range(101)生成
l = list(range(101))
for x in l:
s += x
print(s)
print('------------------------------')
# while循环
print('while循环')
print('计算100以内所有奇数之和')
s = 0
n = 99
while n > 0:
s += n
n = n - 2
print(s)
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