Submission #1035383

#	Time	Username	Problem	Language	Result	Execution time	Memory
1035383		borisAngelov	Room Temperature (JOI24_ho_t1)	C++17	100 / 100	74 ms	7232 KiB

Main

#include <bits/stdc++.h>

using namespace std;

const int maxn = 500005;

int n, t;
int a[maxn];

void read()
{
    cin >> n >> t;

    for (int i = 1; i <= n; ++i)
    {
        cin >> a[i];
    }
}

void solve()
{
    for (int i = 1; i <= n; ++i) a[i] = a[i] % t;
    sort(a + 1, a + n + 1);

    int ans = max(a[n] - (a[1] + a[n]) / 2, (a[1] + a[n]) / 2 - a[1]);

    for (int i = 1; i <= n - 1; ++i)
    {
        int mx = a[i];
        int mn = a[i + 1] - t;
        ans = min(ans, max(mx - (mx + mn) / 2, (mx + mn) / 2 - mn));
    }

    cout << ans << "\n";
}

void fastIO()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
}

int main()
{
    fastIO();

    read();
    solve();

    return 0;
}

• Subtask 1: 15 / 15
• Subtask 2: 5 / 5
• Subtask 3: 30 / 30
• Subtask 4: 35 / 35
• Subtask 5: 15 / 15