# eg1
print('eg2:')
i = 1
while i <= 5:
if i == 4:
print('吃饱了,不吃了')
break
print(f'吃了第{i}个苹果')
i += 1
# eg2
print('eg2:')
i = 1
while i <= 5:
if i == 3:
print(f'大虫子,第{i}个不吃了')
# 在continue之前一定要修改计数器,否则会陷入死循环
i += 1
continue
print(f'吃了第{i}个苹果')
i += 1