| ||||||||||
| Online Judge | Problem Set | Authors | Online Contests | User | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Web Board Home Page F.A.Qs Statistical Charts | Current Contest Past Contests Scheduled Contests Award Contest | |||||||||
不要打表 给你看看我的代码 216K 0ms 229B的(简单的数学计算)In Reply To:呵呵,打了个小表,有点遗憾啊,虽然过了 Posted by:kirsten0302 at 2009-08-03 18:25:11 #include<iostream>
#include<math.h>
using namespace std;
int main()
{
int k,m,n;
while(cin>>n&&n)
{
k=sqrt(double(2)*n+0.25)-0.5;
m=n-k*(k+1)/2;
cout<<n<<' '<<m*(k+1)+k*(k+1)*(2*k+1)/6<<endl;
}
return 0;
}
Followed by: Post your reply here: |
All Rights Reserved 2003-2013 Ying Fuchen,Xu Pengcheng,Xie Di
Any problem, Please Contact Administrator