Submission #1344535

#TimeUsernameProblemLanguageResultExecution timeMemory
1344535x93bd0Gap (APIO16_gap)C++20
0 / 100
21 ms2020 KiB
#include "gap.h"
#include <vector>
#include <cstdio>
#include <climits>

using namespace std;

typedef long long ll;

long long findGap(int T, int N)
{
	if (T == 1) {
		ll mn = 0, mx = LLONG_MAX;
		vector<int> lf, rg;
		for (int i = 0; i < N / 2; i++) {
			MinMax(mn, mx, &mn, &mx);
			lf.push_back(mn++);
			rg.push_back(mx--);
		}

		if (N % 2) {
			MinMax(mn, mx, &mn, &mx);
			lf.push_back(mn);
		}

		auto it = rg.rbegin();
		for (; it != rg.rend(); it++)
			lf.push_back(*it);

		int ans = 1;
		for (int x = 0; x < N - 1; x++)
			ans = max(ans, lf[x + 1] - lf[x]);
		return ans;
	}

	return 0;
}
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