1713 - [Usaco2007 China]The Bovine Accordion and Banjo Orchestra 音乐会

输入

3
1
1
5
5
1
1

INPUT DETAILS:

There are 6 cows: 3 accordionists and 3 banjoists. The accordionists have
talent levels (1, 1, 5), and the banjoists have talent levels (5, 1, 1).