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Farmer John completed his new barn just last week, complete with all the latest milking technology. Unfortunately, due to engineering problems, all th 阅读全文
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Since you are the best Wraith King, Nizhniy Magazin «Mir» at the centre of Vinnytsia is offering you a discount. You are given an array a of length n 阅读全文
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There is going to be a party to celebrate the 80-th Anniversary of the Ural State University. The University has a hierarchical structure of employees 阅读全文
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template struct Priority_queue{ T *a; void init(){ num = 0; } Priority_queue(int n=1100000){ a = new T[n]; num = 0; } int num; int size(){ ... 阅读全文
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Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1430 Accepted Submission(s): 377 Problem Descript 阅读全文
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B. The least round way time limit per test 2 seconds memory limit per test 64 megabytes input standard input output standard output There is a square 阅读全文
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某省调查城镇交通状况，得到现有城镇道路统计表，表中列出了每条道路直接连通的城镇。省政府“畅通工程”的目标是使全省任何两个城镇间都可以实现交通（但不一定有直接的道路相连，只要互相间接通过道路可达即可）。问最少还需要建设多少条道路？ Input测试输入包含若干测试用例。每个测试用例的第1行给出两个正整数 阅读全文
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The counter-terrorists found a time bomb in the dust. But this time the terrorists improve on the time bomb. The number sequence of the time bomb coun 阅读全文