I need some problems that use the 'Exchange arguments' method.

Revision en1, by _Tyrue_, 2024-10-10 12:08:16

Problems from AtCoder and Codeforces are both fine, preferably those where the 'Exchange arguments' method is used to optimize greedy algorithms.

Thanks~

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en1 English _Tyrue_ 2024-10-10 12:08:16 222 Initial revision (published)