제출 #832361

#제출 시각아이디문제언어결과실행 시간메모리
832361gustason십자가 놓기 (FXCUP4_cross)C++17
8 / 100
53 ms7364 KiB
#include "cross.h"
#include <bits/stdc++.h>
using namespace std;

using ll = long long;

ll sq(int x) {
	return (ll) x * x;
}

ll plotas(int r, int R) {
	return sq(R) - sq(R-r);
}

ll SelectCross(int K, std::vector<int> I, std::vector<int> O) {
	int n = I.size();
	
	ll ans = 0;
	for(int i = 0; i < n; i++) {
		ans = max(ans, plotas(I[i], O[i]));
	}
	return ans;
}
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