Submission #1160776

#	Time	Username	Problem	Language	Result	Execution time	Memory
1160776		hijackedsoul	Room Temperature (JOI24_ho_t1)	C++20	100 / 100	154 ms	4328 KiB

Main

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

int32_t main(){
	int n, k;
	std::cin >> n >> k;
	std::vector <int> arr(n);
	
	for(int i=0; i<n; i++){
		std::cin >> arr[i];
		arr[i]%=k;
	}
	sort(arr.begin(), arr.end());
	int ans=arr[n-1]-arr[0];
	for(int i=0; i<n-1; i++){
		int mn=(arr[i]+k-arr[i+1]);
		ans=min(ans, mn);
	}
	
	std::cout << (ans+1)/2;
	
}

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