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A. The Doors time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output A. The Doors time limit per 阅读全文
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A. Thanos Sort time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Thanos sort is a supervill 阅读全文
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Given a tree, you are supposed to list all the leaves in the order of top down, and left to right. Input Specification: Each input file contains one t 阅读全文
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A. Serval and Bus time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output It is raining heavily. 阅读全文
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B. Serval and Toy Bricks time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output B. Serval and To 阅读全文