dy476813515的专栏

Humble Numbers Time Limit : 2000/1000ms (Java/Other)   Memory Limit : 65536/32768K (Java/Other)Total Submission(s) : 70   Accepted Submission(s) : 39Problem DescriptionA number whose only prim

未完成

hdu-1052-Tian Ji -- The Horse Racing

//title：HDU2289 Cup//问题分类：二分解方程，和2199判断方法，1969思路很像，就是公式比较复杂 #include#includedouble pi = acos(-1.0);//圆台体积：v=pi*h(R*R+R*r+r*r)/3double getv(double r,double R,double H,double h){    double

默默地超时了。。。我调了好久呢。。。不过还是有所有收获，1.二分可以用来查某数字x是否在递增序列中low=0;high=n-1;while(high>=low){    mid=(low+high)/2;    if(x>buf[mid]){        low=mid+1;    }    else if(x        high=mid-1;

Tempter of the Bone

http://acm.hdu.edu.cn/webcontest/contest_showproblem.php?pid=1006&ojid=0&cid=6774&hide=0

Ignatius and the Princess III Time Limit : 2000/1000ms (Java/Other)   Memory Limit : 65536/32768K (Java/Other)Total Submission(s) : 56   Accepted Submission(s) : 41Problem Description"Well, it