摘要：#include<cstdio> #include<string> #include<cstdlib> #include<cmath> #include<iostream> #include<cstring> #include<set> #include<queue> #include<algori 阅读全文

摘要：题目描述 Farmer John's N (1 include include include include include include include include include include include include include typedef long long ll; 阅读全文

摘要：There is an interesting calculator. It has 3 rows of buttons. Row 1: button 0, 1, 2, 3, ..., 9. Pressing each button appends that digit to the end of 阅读全文

摘要：4月16日，日本熊本地区强震后，受灾严重的阿苏市一养猪场倒塌，幸运的是，猪圈里很多头猪依然坚强存活。当地15名消防员耗时一天解救围困的“猪坚强”。不过与在废墟中靠吃木炭饮雨水存活36天的中国汶川“猪坚强”相比，熊本的猪可没那么幸运，因为它们最终还是没能逃过被送往屠宰场的命运。 我们假设“猪坚强”被困 阅读全文