差分约束系统
摘要：
差分约束系统 X1 - X2 <= 0X1 - X5 <= -1X2 - X5 <= 1X3 - X1 <= 5X4 - X1 <= 4X4 - X3 <= -1X5 - X3 <= -3X5 - X4 <= -3不等式组(1) 全都是两个未知数的差小于等于某个常数（大于等于也可以，因为左右乘以-1 阅读全文
posted @ 2016-08-16 17:47 Yxter 阅读(177) 评论(0) 推荐(0) 编辑
POJ - 3255 Roadblocks
摘要：
Time Limit:2000MS Memory Limit:65536KB 64bit IO Format:%lld & %llu Submit Status Practice POJ 3255 Submit Status Practice POJ 3255 Description Bessie 阅读全文
posted @ 2016-08-16 17:19 Yxter 阅读(166) 评论(0) 推荐(0) 编辑
