#include <iostream>
using namespace std;

int main()
{   
	int n,i;
	double a,b,c,d;
	cin>>n;
	for(i=0;i<n;i++)
	{  
		cin>>a>>b>>c>>d;
	    if((b-a)==(c-b))
			cout<<a<<" "<<b<<" "<<c<<" "<<d<<" "<<d+(b-a)<<endl;
	    if((b/a)==(c/b))
		    cout<<a<<" "<<b<<" "<<c<<" "<<d<<" "<<(d*d)/c<<endl;
	}
	return 0;
}
-------------------------------------------------------------------------
#include <iostream>
using namespace std;

int main()
{   freopen("in.txt","r",stdin);
	int n,i;
	double a,b,c,d;
	cin>>n;
	for(i=0;i<n;i++)
	{  
		cin>>a>>b>>c>>d;
	    if(a+d==c+b)
			cout<<a<<" "<<b<<" "<<c<<" "<<d<<" "<<d+(b-a)<<endl;
	    else
		    cout<<a<<" "<<b<<" "<<c<<" "<<d<<" "<<(d*d)/c<<endl;
	}
	return 0;
}

• Re:第一次WA，第二次AC，谁能告诉我区别在哪？ (56) lmm3333 2010-08-06 02:45:05