alihor_hsrah's blog

By alihor_hsrah, history, 15 months ago, In English

I am stuck in round dance problem https://cses.fi/problemset/task/1696 on cses . And i find it difficult to do graph problems. Can anybody give me tips to improve my graph logics.

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15 months ago, # |
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That problem requires maximum matching, which is a relatively hard topic. You may want to try the other graph problems first. Read USACO Guide for some theory.