The 2013 South America/Brazil Regional Contest 题解
A:
| UVALive 6525 | Attacking rooks |
题解：点击打开链接
C:
| UVALive 6527 | Counting ones |
题解：点击打开链接
E:
| UVALive 6529 | Eleven |
题解：点击打开链接
F:
| UVALive 6530 | Football |
题解：点击打开链接
G:
| UVALive 6531 | Go up the ultras |
题解：点击打开链接
I:
| UVALive 6533 | Inverting Huffman |
题解：点击打开链接
J:
| UVALive 6534 | Join two kingdoms |
题解：点击打开链接
