# -*- coding: utf-8 -*-
def activity_selection(a):
res = [a[0]]
for i in range(1, len(a)):
if a[i][0] >= res[-1][1]: # 当前活动的开始时间小于等于最后一个入选活动的结束时间
# 不冲突
res.append(a[i])
return res
# 活动元组(开始时间,结束时间)
activities = [(1, 4), (3, 5), (0, 6), (5, 7), (3, 9), (5, 9), (6, 10), (8, 11), (8, 12), (2, 14), (12, 16)]
# 保证活动是按照结束时间排好序的
activities.sort(key=lambda x: x[1])
print(activity_selection(activities))