Submission #1004477

#	Time	Username	Problem	Language	Result	Execution time	Memory
1004477		victor_gao	Room Temperature (JOI24_ho_t1)	C++17	100 / 100	81 ms	9164 KiB

Main

//#pragma GCC optimize("Ofast,unroll-loops,O3")
//#pragma GCC target("avx,avx2,sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,fma,tune=native")
#include <bits/stdc++.h>
#define int long long
#define pii pair<int, int>
#define x first
#define y second
using namespace std;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

signed main(){
    ios::sync_with_stdio(0);
    cin.tie(0);
    int n, k;
    vector<int> vt;
    cin >> n >> k;
    for (int i = 1; i <= n; i++){
        int t; cin >> t;
        vt.push_back(t % k);
    }   
    sort(vt.begin(), vt.end());
    int ans = (vt.back() - vt[0] + 1) / 2;
    for (int i = 1; i < vt.size(); i++)
        ans = min(ans, (vt[i - 1] + k - vt[i] + 1) / 2);
    cout << ans << '\n';
}

Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:23:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |     for (int i = 1; i < vt.size(); i++)
      |                     ~~^~~~~~~~~~~

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