Submission #1168282

#	Time	Username	Problem	Language	Result	Execution time	Memory
1168282		stdfloat	Gap (APIO16_gap)	C++20	83.51 / 100	37 ms	1224 KiB

gap

#include <bits/stdc++.h>
#include "gap.h"
// #include "grader.cpp"
using namespace std;

using ll = long long;

ll findGap(int T, int n) {
	if (T == 1) {
		ll s = LLONG_MIN, t = LLONG_MAX, mx = 0;
		for (int i = 0; i < ((n + 1) >> 1); i++) {
			ll x, y;
			MinMax(s + 1, t - 1, &x, &y);
		
			if (i) mx = max({mx, x - s, t - y});
			s = x; t = y;
		}

		return max(mx, t - s);
	}

	ll s, t;
	MinMax(LLONG_MIN, LLONG_MAX, &s, &t);

	ll x = s, mx = 0, l = 2 * ((t - s) / (n + 1));
	while (s <= t) {
		ll a, b;
		MinMax(s, s + l, &a, &b);

		if (~a) {
			mx = max(mx, a - x);
			x = b;
		}

		s += l + 1;
	}

	return mx;

}

• Subtask 1: 30 / 30
• Subtask 2: 53.5083 / 70