花费 5 ms
题解-ARC126

https://atcoder.jp/contests/arc126 A - Make 10 总共有 \([2,2,3,3],[3,3,4],[2,4,4],[2,2,2,4],[2,2,2,2, ...

Mon Sep 20 22:22:00 CST 2021 0 115

 
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