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链接:http://acm.hdu.edu.cn/showproblem.php?pid=1086 You can Solve a Geometry Problem too Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 7167    Accepted Submission(s): 3480 Problem Description Ma…
目录: 1.绘制余弦曲线 2.绘制余弦曲线和直线 3.绘制圆 4.歌星大奖赛 5.求最大数 6.高次方数的尾数 8.借书方案知多少 9.杨辉三角形 10.数制转换 11.打鱼还是晒网 12.抓交通肇事犯 13.该存多少钱 14.怎样存钱利最大 15.捕鱼和分鱼 16.出售金鱼 1.7 分数四则运算 17.平分七筐鱼 18.有限5位数 19. 8 除不尽的数 21.4位反序数 22.求车速 23.阿姆斯特朗数 24.完全数 26.亲密数 27.自守数 28.回文数 29.求具有abcd=(ab+c…
  How Many Points of Intersection?  We have two rows. There are a dots on the top row and b dots on the bottom row. We draw line segments connecting every dot on the top row with every dot on the bottom row. The dots are arranged in such a way that t…
You can Solve a Geometry Problem too Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 7847    Accepted Submission(s): 3834 Problem Description Many geometry(几何)problems were designed in the ACM/…
Problem Description Many geometry(几何)problems were designed in the ACM/ICPC. And now, I also prepare a geometry problem for this final exam. According to the experience of many ACMers, geometry problems are always much trouble, but this problem is ve…
裸的费用流.往返就相当于从起点走两条路到终点. 按题意建图,将距离设为费用,流量设为1.然后增加2个点,一个连向节点1,流量=2,费用=0;结点n连一条同样的弧,然后求解最小费用最大流.当且仅当最大流=2时,有solution,此时费用即answer. -------------------------------------------------------------------------------- #include<cstdio> #include<cstring>…
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