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Problem Description There are N bombs needing exploding. Each bomb has three attributes: exploding radius ri, position (xi,yi) and lighting cost ci wh 阅读全文
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模板 Trie HIHOCODER1014 写法2 Manacher HIHOCODER1016 Tire图 HIHOCODER 1036 java static int sz; static final int N=1000005; static class Node{ Node(){ post 阅读全文
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Problem Description You may already know that how the World Finals slots are distributed in EC sub region. But you still need to keep reading the prob 阅读全文
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Problem Description Mr. Panda lives in Pandaland. There are many cities in Pandaland. Each city can be treated as a point on a 2D plane. Different cit 阅读全文