Programming-Challenges

110901 BFS，每次着色与父亲相反，每天边判断是否有颜色冲突

110902 BFS，特别注意目标和初始值相同的情况

Name		Name	Last commit message	Last commit date
Latest commit History 5 Commits
110901		110901
110902		110902
.gitignore		.gitignore
LICENSE		LICENSE
README.md		README.md

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