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Re:受不了了,谁帮看看WA吧。。(内详)In Reply To:受不了了,谁帮看看WA吧。。(内详) Posted by:Judas at 2005-09-10 07:36:20 > #include<iostream.h>
>
> int main()
> {
> long n,x[200],y[200],flag;
> int i,j,k,max=0,num=2;
> long a,b;
> cin>>n; if(2==n) {cout<<2<<endl;return 0;}
> flag=n/2;
> for(i=0;i<n;i++) cin>>x[i]>>y[i];
>
> for(j=0;j<n-1;j++)
> {
> num=2;
> for(k=j+1;k<n;k++)
> {
> //if(k==j) continue;
> a=x[j]-x[k];b=y[j]-y[k];
> for(i=0;i<n;i++)
> {
> if(i==j||i==k) continue;
> if(a*(y[j]-y[i])==b*(x[j]-x[i]) ) num++;
> }
> if(num>flag) {cout<<num<<endl;return 0;}
> if(max<num) max=num;
> }
> }
> cout<<max<<endl;
> return 0;
> }
if(num>flag) {cout<<num<<endl;return 0;}
为什么?最多一枪可以有200兔子啊!
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