h658: 捕魚 (Fishing)

程式碼

#include<iostream>
using namespace std;

int main()
{
	int x, y, n, fishX[501] = { 0 }, fishY[501] = { 0 }, ansX = 0, ansY = 0;
	cin >> x >> y >> n;
	
	for (int i = 0; i < n; i++)
	{
		cin >> fishX[i] >> fishY[i];
		int now = abs(x - fishX[i]) * abs(x - fishX[i]) + abs(y - fishY[i]) * abs(y - fishY[i]);
		int best = abs(x - fishX[ansX]) * abs(x - fishX[ansX]) + abs(y - fishY[ansY]) * abs(y - fishY[ansY]);
		if (now < best)
		{
			ansX = i;
			ansY = i;
		}
	}
	cout << fishX[ansX] << " " << fishY[ansY];
	return 0;
}