제출 #1170683

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1170683		Craftless	Room Temperature (JOI24_ho_t1)	C++20	0 / 100	1 ms	324 KiB

Main

#include <bits/stdc++.h>

#define int long long int
#define F first
#define S second
#define pb push_back
#define mp make_pair
#define pi pair<int, int>
#define INF 1e13

using namespace std;

int N, T, A[500010], mn = INF, hi = INF;

int32_t main() {

#ifndef ONLINE_JUDGE
    freopen("input.txt", "r", stdin);
    freopen("output.txt", "w", stdout);
#endif

    ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);

    cin >> N >> T;
    for (int i = 0; i < N; i++) {
        cin >> A[i];
        mn = min(mn, A[i]);
    }

    for (int i = 0; i < N; i++) {
        int m = (A[i] - mn) % T;
        int d = min(m, T - m);
    }

    for (int i = mn - T / 2; i <= mn + T / 2; i++) {
        int mxd = -INF;
        for (int j = 0; j < N; j++) {
            int m = (A[j] - i) % T;
            int d = min(abs(m), abs(T - m));
            mxd = max(mxd, d);
        }
        hi = min(hi, mxd);
    }

    cout << hi << "\n";

    return 0;    
}

컴파일 시 표준 에러 (stderr) 메시지

Main.cpp: In function 'int32_t main()':
Main.cpp:18:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   18 |     freopen("input.txt", "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:19:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   19 |     freopen("output.txt", "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 15
• Subtask 2: 0 / 5
• Subtask 3: 0 / 30
• Subtask 4: 0 / 35
• Subtask 5: 0 / 15