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E. LIS of SequenceTime Limit: 20 SecMemory Limit: 256 MB题目连接http://codeforces.com/contest/486/problem/EDescriptionThe next "Data Structures and Algori... 阅读全文
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D. Valid SetsTime Limit: 20 SecMemory Limit: 256 MB题目连接http://codeforces.com/contest/486/problem/DDescriptionAs you know, an undirected connected grap... 阅读全文
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B. OR in MatrixTime Limit: 20 SecMemory Limit: 256 MB题目连接http://codeforces.com/contest/486/problem/BDescriptionLet's define logical OR as an operation... 阅读全文
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A. Calculating FunctionTime Limit: 20 SecMemory Limit: 256 MB题目连接http://codeforces.com/contest/486/problem/ADescriptionFor a positive integer n let's ... 阅读全文
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A. Calculating Function水题,分奇数偶数处理一下就好了#include#includeusing namespace std;int main(){ long long n;scanf("%lld",&n); if(n%2==1) printf("%lld\n",(... 阅读全文