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ACM ICPC 2018 World Finals

## 这道题唯一的乐趣......

Posted by sunl449554866 at 2014-08-27 17:54:06 on Problem 1046
In Reply To:有硕士博士吗,同等学力的也进来帮帮我,为什么VC能通过提交总是wrong anwser Posted by:winter_1 at 2006-04-23 22:22:27
```#include<iostream>
#include<vector>
#include<cmath>
using namespace std;

class RGB{
public:
RGB(const float r,const float g, const float b):
R(r),G(g),B(b){};
float R;
float G;
float B;
};

istream& operator>>( istream& is, RGB &t){
is >> t.R >> t.G >> t.B;
return is;
}

double Distance( const RGB &a, const RGB &b){
return sqrt( (a.R-b.R)*(a.R-b.R) +
(a.G-b.G)*(a.G-b.G) + (a.B-b.B)*(a.B-b.B) );
}

int main()
{
double distance, tem;
int ans;
vector<RGB> target(17,RGB(0,0,0));
for (int i = 1; i <= 16; ++i){
cin >> target[i];
}
RGB ins(0,0,0);
while (cin >> ins, ins.R != -1){
distance = Distance( ins, target[1]);
ans = 1;
for (int i = 2; i <= 16; ++i){
tem = Distance( ins, target[i]);
if (distance > tem){
distance = tem;
ans = i;
}
}
cout << "("<<ins.R<<","<<ins.G<<","<<ins.B<<")"
<< " maps to "
<< "("<<target[ans].R<<","<<target[ans].G<<","<<target[ans].B<<")"
<< endl;
}
return 0;
}
```

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