Submission #261454

#	Time	Username	Problem	Language	Result	Execution time	Memory
261454		srvlt	Gap (APIO16_gap)	C++14	70 / 100	80 ms	1276 KiB

gap

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define ld long double
#define pb push_back
#define all(x) begin(x), end(x)
#define SZ(x) (int)(x).size()
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
#include "gap.h"

ll findGap(int T, int N) {
	ll MAX = 1e18, mn = 0, mx = 0;
	MinMax(0ll, MAX, & mn, & mx);
	ll step = (mx - mn) / (N - 1);
	ll ans = step, L = 0, R = mn - 1, last = -1;
	
	ll l, r;
	for (int i = 1; i < N; i++) {
		L = R + 1;
		R = L + step;
		MinMax(L, R, & l, & r);
		if (i > 1 && l != -1 && last != -1)
			ans = max(ans, l - last);
		if (l != -1)
			last = r;
	}
	return ans;
}

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