Submission #143131

#	Time	Username	Problem	Language	Result	Execution time	Memory
143131		alextodoran	Gap (APIO16_gap)	C++14	30 / 100	60 ms	1948 KiB

gap

#include <bits/stdc++.h>

#define ll long long
#define N_MAX 100002

using namespace std;

const ll INF = 1000000000000000000;

void MinMax(long long s, long long t, long long *mn, long long *mx);

ll a[N_MAX];

ll mi, mx;

ll findGap (int t, int n)
{
    a[0] = -1;
    a[n + 1] = INF + 1;
    int x = 1, y = n;
    while(x <= y)
    {
        MinMax(a[x - 1] + 1, a[y + 1] - 1, &mi, &mx);
        a[x] = mi;
        a[y] = mx;
        x++;
        y--;
    }
    ll ans = 0;
    for(int i = 2; i <= n; i++)
        ans = max(ans, a[i] - a[i - 1]);
    return ans;
}

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