CSP-202309-1-坐标变换（其一）

解题代码

#include <iostream>
using namespace std;

long long n, m, dx, dy, x, y;

int main() {
    cin >> n >> m;
	for (size_t i = 0; i < n; i++)
	{
		int dx_i, dy_i;
		cin >> dx_i >> dy_i;
		dx += dx_i, dy += dy_i;
	}
	for (size_t i = 0; i < m; i++)
	{
		cin >> x >> y;
		cout << x + dx << " " << y + dy << endl;
	}
    return 0;
}