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随便yy个贪心居然过了，但是很慢，但是用了79ms，很弱，求快的。我就是从上往下，从左往右贪心的去变化颜色。于是复杂度是O(n*m*r*c)事实上不会达到这个上界，于是水过去了。。。 求快方法 Followed by: Post your reply here: |
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