Submission #1148603

#	Time	Username	Problem	Language	Result	Execution time	Memory
1148603		Luvidi	Room Temperature (JOI24_ho_t1)	C++20	100 / 100	59 ms	2376 KiB

Main

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

#define ll long long
#define pll pair<ll, ll>
#define pii pair<int, int>
#define fs first
#define sc second
#define pb push_back

void solve() {
    int n,t;
    cin>>n>>t;
    int a[n];
    for(int i=0;i<n;i++){
        cin>>a[i];
        a[i]%=t;
    }
    sort(a,a+n);
    int ans=(a[n-1]-a[0]+1)/2;
    for(int i=0;i<n-1;i++)ans=min(ans,(a[i]+t-a[i+1]+1)/2);
    cout<<ans<<'\n';
}

int main() {
    #ifdef FPO
        freopen("in","r",stdin);
        freopen("out","w",stdout);
    #endif
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);

    solve();
}

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