Submission #1037427

#	Time	Username	Problem	Language	Result	Execution time	Memory
1037427		aaaaaarroz	Room Temperature (JOI24_ho_t1)	C++17	100 / 100	73 ms	7272 KiB

Main

#include "bits/stdc++.h"
using namespace std;
#define ar array
typedef long long ll;
signed main() {
  ios::sync_with_stdio(0); cin.tie(0);
  int n, t; cin >> n >> t;
  vector<int> a(n);
  for(int i=0;i<n;i++){
    cin >> a[i];
    a[i] %= t;
  }

  sort(a.begin(), a.end());
  int mx = a[0] + t - a[n - 1];
  for(int i=1;i<n;i++){
    mx = max(mx, a[i] - a[i - 1]);
  }

  cout<<(t - mx + 1) / 2<<"\n";
}

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