Submission #401667

#	Time	Username	Problem	Language	Result	Execution time	Memory
401667		BERNARB01	Gap (APIO16_gap)	C++17	30 / 100	61 ms	1864 KiB

gap

#include "gap.h"
#include <bits/stdc++.h>

using namespace std;

long long findGap(int T, int N) {
	if (T == 1) {
		long long lb = 0, rb = (long long) 1e18L;
		vector<long long> a(N);
		for (int i = 0; i < (N + 1) / 2; i++) {
			MinMax(lb, rb, &a[i], &a[N - 1 - i]);
			lb = a[i] + 1;
			rb = a[N - 1 - i] - 1;
		}
		long long ans = 0;
		for (int i = 1; i < N; i++) {
			ans = max(ans, a[i] - a[i - 1]);
		}
		return ans;
	}
	long long lb = 0, rb = (long long) 1e18L;
	vector<long long> a(N);
	for (int i = N - 1; i > 0; i--) {
		MinMax(lb, rb, &a[0], &a[i]);
		rb = a[i] - 1;
	}
	long long ans = 0;
	for (int i = 1; i < N; i++) {
		ans = max(ans, a[i] - a[i - 1]);
	}
	return ans;
}

• Subtask 1: 30 / 30
• Subtask 2: 0 / 70