Submission #397937

#	Time	Username	Problem	Language	Result	Execution time	Memory
397937		dxz05	Gap (APIO16_gap)	C++14	0 / 100	55 ms	1972 KiB

gap

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

using namespace std;

const int MAXN = 555555;

typedef long long ll;
ll a[MAXN];

long long findGap(int SUBTASK, int n){
    ll mn, mx;
    a[0] = -1, a[n + 1] = 1e18 + 1;
    for (int i = 1; i <= (n + 1) / 2; i++){
        MinMax(a[i - 1] + 1, a[n - i + 2] - 1, &mn, &mx);
        a[i] = mn;
        a[n - i + 1] = mx;
    }

    ll ans = 0;
    for (int i = 1; i < n; i++){
        ans = max(ans, a[i + 1] - a[i]);
    }

	return ans;
}

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