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Re:为什么会WA！In Reply To:为什么会WA！ Posted by:wanpi0user at 2005-05-16 22:48:03 > 请指点！
> 已通过测试数据。本程序未对分子分母化简，因为这没必要！
> //******************************************************************
> //********* *********
> //********* *********
> //wanpi0user
> //
> //******************************************************************
> #include<iostream>
> #include<iomanip>
> #include<algorithm>
> #include<fstream>
> #include<sstream>
> #include<cstdlib>
> #include<cstdio>
> #include<cmath>
> #include<string>
> using namespace std;
> int main(){
> int d,L,p,i;
> double eps=1.0;
> double A,D,P;
> cin>>A>>L;
> for(i=1;i<L;i++){
> D=i;
> P=floor(D*A+0.5);
> //if((P<L)&&(abs(P/D-A)<eps)){eps=abs(P/D-A);d=i;p=floor(D*A+0.5);}
> if(P<L&&(fabs(P/D-A)<eps)){
> eps=fabs(P/D-A);
> d=i;p=floor(D*A+0.5);}
> //cout<<(P/D-A)<<'\t'<<setw(10)<<eps<<'\t'<<A<<endl;
> }
> cout<<p<<" "<<d<<endl;
> return 0;
> }
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