Submission #1156924

#	Time	Username	Problem	Language	Result	Execution time	Memory
1156924		wjliangtpe	Room Temperature (JOI24_ho_t1)	C++20	100 / 100	63 ms	2376 KiB

Main

#include<bits/stdc++.h>
using namespace std;
int n,t,a[500005],ans;
int main(){
    ios::sync_with_stdio(0),cin.tie(0);
    cin>>n>>t;
    for(int i=0;i<n;i++){
        cin>>a[i];
        a[i]%=t;
    }
    sort(a,a+n);
    ans=2*t;
    for(int i=0;i<n;i++){
        ans=min(((a[(i+n-1)%n]-a[i])+1)/2,ans);
        a[i]+=t;
    }
    cout<<ans<<'\n';
    return 0;
}

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