Submission #1164750

#	Time	Username	Problem	Language	Result	Execution time	Memory
1164750		quannnguyen2009	Room Temperature (JOI24_ho_t1)	C++20	100 / 100	61 ms	4208 KiB

Main

#include<bits/stdc++.h>
#define int long long
#define fi first
#define se second
#define pb push_back
#define ii pair<int, int>
#define sz(v) (int)v.size()
#define all(v) v.begin(), v.end()
using namespace std;

const int N=5e5+5, mod = 1e9+7, inf = 1e18;

int n, t;
int a[N];

signed main() {
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    cin >> n >> t;
    for (int i=1; i<=n; i++) {
        cin >> a[i];
        a[i]%=t;
    }
    sort(a+1, a+n+1);
    int ans = (a[n]-a[1])/2+(a[n]-a[1])%2;
    for (int i=2; i<=n; i++) ans = min(ans, (a[i-1]-(a[i]-t))/2+(a[i-1]-(a[i]-t))%2);
    cout << ans;
}

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