Submission #484883

#	Time	Username	Problem	Language	Result	Execution time	Memory
484883		dxz05	Just Long Neckties (JOI20_ho_t1)	C++14	100 / 100	92 ms	10820 KiB

ho_t1

#pragma GCC optimize("Ofast,O2,O3,unroll-loops")
#pragma GCC target("avx2")

#include <bits/stdc++.h>

using namespace std;

void debug_out() { cerr << endl; }

template<typename Head, typename... Tail>
void debug_out(Head H, Tail... T) {
    cerr << "[" << H << "]";
    debug_out(T...);
}

#ifdef dddxxz
#define debug(...) cerr << "[" << #__VA_ARGS__ << "]:", debug_out(__VA_ARGS__)
#else
#define debug(...) 42
#endif

#define SZ(s) ((int)s.size())
#define all(x) (x).begin(), (x).end()
#define lla(x) (x).rbegin(), (x).rend()

clock_t startTime;

double getCurrentTime() {
    return (double) (clock() - startTime) / CLOCKS_PER_SEC;
}

#define MP make_pair

typedef long long ll;
mt19937 rng(chrono::high_resolution_clock::now().time_since_epoch().count());
const double eps = 0.000001;
const int MOD = 1e9 + 7;
const int INF = 1000000101;
const long long LLINF = 1223372000000000555;
const int N = 1e6 + 3e2;
const int M = 2222;

int b[N];
pair<int, int> a[N];
int pr[N], sf[N];

void solve(int TC) {
    int n;
    cin >> n;

    for (int i = 1; i <= n + 1; i++){
        cin >> a[i].first;
        a[i].second = i;
    }

    sort(a + 1, a + n + 2);

    for (int i = 1; i <= n; i++){
        cin >> b[i];
    }

    sort(b + 1, b + n + 1);

    for (int i = 1; i <= n + 1; i++){
        pr[i] = max(pr[i - 1], a[i].first - b[i]);
    }

    for (int i = n + 1; i >= 1; i--){
        sf[i] = max(sf[i + 1], a[i].first - b[i - 1]);
    }

    vector<int> ans(n + 1);
    for (int i = 1; i <= n + 1; i++){
        ans[a[i].second - 1] = max(pr[i - 1], sf[i + 1]);
    }

    for (int x : ans) cout << x << ' ';

}

int main() {
    startTime = clock();
    ios_base::sync_with_stdio(false); cin.tie(nullptr); cout.tie(nullptr);

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

    int TC = 1;
//    cin >> TC;

    for (int test = 1; test <= TC; test++) {
        debug(test);
        //cout << "Case #" << test << ": ";
        solve(test);
    }

    cerr << endl << "Time: " << int(getCurrentTime() * 1000) << " ms" << endl;

    return 0;
}

Compilation message (stderr)

ho_t1.cpp: In function 'int main()':
ho_t1.cpp:19:20: warning: statement has no effect [-Wunused-value]
   19 | #define debug(...) 42
      |                    ^~
ho_t1.cpp:94:9: note: in expansion of macro 'debug'
   94 |         debug(test);
      |         ^~~~~

• Subtask 1: 1 / 1
• Subtask 2: 8 / 8
• Subtask 3: 91 / 91