Submission #1299085

#	Time	Username	Problem	Language	Result	Execution time	Memory
1299085		retarde	Growing Vegetables is Fun 5 (JOI24_vegetables5)	C++20	30 / 100	5093 ms	18664 KiB

Main

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

#define pb push_back
#define pf push_front
#define mp make_pair
#define fi first
#define se second
#define int long long
#define all(x) (x).begin(), (x).end()

typedef long double ld;
typedef long long ll;
typedef pair<ll,ll> pll;
typedef pair<int,int> pii;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<bool> vb;
typedef vector<vector<int>> vvi;
typedef vector<vector<bool>> vvb;
typedef vector<vector<ll>> vvll;
typedef vector<string> vs;
typedef vector<vector<string>> vvs;
typedef vector<char> vc;
typedef vector<vector<char>> vvc;
typedef map<int, int> mii;
typedef unordered_map<int, int> umii;

const int mod = 1e9 + 7;
const int inf = INTMAX_MAX;
const bool tc = false;

int n;
vi a, b, c;

int answer() {
    int ans = 1e18;
    for (int s = 0; s <= n; s++) {
        int cur = 0;
        
        // [s, s + n - 1]
        vi blu, red;
        for (int j = 0; j < 2 * n; j++) {
            if (j >= s && j <= s + n - 1) {
                blu.pb(a[j]);
            } else {
                red.pb(a[j]);
            }
        }
        sort(all(blu)); sort(all(red));

        for (int i = 0; i < n; i++) {
            cur = max(cur, abs(blu[i] - b[i]));
            cur = max(cur, abs(red[i] - c[i]));
        }
        
        ans = min(ans, cur);

        //cout << cur << " ";
    }

    //cout << '\n';

    return ans;
}

inline void solve() {
    cin >> n;
    a.resize(2 * n);
    b.resize(n);
    c.resize(n);
    for (int i = 0; i < 2 * n; i++) cin >> a[i];
    for (int i = 0; i < n; i++) cin >> b[i];
    for (int i = 0; i < n; i++) cin >> c[i];
    sort(all(b)); sort(all(c));
    
    int ans = answer();
    for (int i = 0; i < n; i++) swap(b[i], c[i]);
    ans = min(ans, answer());
    cout << ans << '\n';
}

void setIO(string s) {
    freopen((s + ".in").c_str(), "r", stdin);
    freopen((s + ".out").c_str(), "w", stdout);
}

signed main() {
    ios::sync_with_stdio(false);
    cout.tie(0);
    cin.tie(0);
    //setIO();

    int t = 1;
    if (tc) {
        cin >> t;
    }

    while (t--) {
        solve();
    }
}

Compilation message (stderr)

Main.cpp: In function 'void setIO(std::string)':
Main.cpp:84:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   84 |     freopen((s + ".in").c_str(), "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:85:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   85 |     freopen((s + ".out").c_str(), "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 4 / 4
• Subtask 2: 5 / 5
• Subtask 3: 21 / 21
• Subtask 4: 0 / 37
• Subtask 5: 0 / 33