HBC24073成绩输入输出[USACO 2017 Feb G]Why Did the Cow Cross the Road II题解 Farmer John raisesNbreeds of cows , conveniently numbered1…N. Some pairs of breeds are friendlier th... 算法基础篇 2023-11-19 56 #HBC24073成绩输入输出[USACO 2017 Feb G]Why Did the Cow Cross the Road II题解