Submission #720828

#	Time	Username	Problem	Language	Result	Execution time	Memory
720828		Joshc	Gap (APIO16_gap)	C++11	30 / 100	49 ms	1996 KiB

gap

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

using ll = long long;

ll findGap(int T, int N) {
    vector<ll> a(N);
    int l = 0, r = N-1;
    ll p = -1, q = 1000000000000000001;
    while (l <= r) {
        MinMax(p+1, q-1, &p, &q);
        a[l++] = p;
        a[r--] = q;
    }
    ll res = 0;
    for (int i=1; i<N; i++) res = max(res, a[i] - a[i-1]);
    return res;
}

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