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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! Followed by:
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