摘要：
题目链接：https://cn.vjudge.net/problem/142542/origin Description You need to design road from (0, 0) to (x, y) in plane with the lowest cost. Unfortunatel 阅读全文
摘要：
题目链接：http://acm.csu.edu.cn/csuoj/problemset/problem?pid=1547 Description Now ,there are some rectangles. The area of these rectangles is 1* x or 2 * x 阅读全文