Submission #464426

#	Time	Username	Problem	Language	Result	Execution time	Memory
464426		abc864197532	Tenis (COCI20_tenis)	C++17	55 / 110	100 ms	13916 KiB

tenis

/*
 *   ##   #####   ####      ####  #    #  ####
 *  #  #  #    # #    #    #    # #    # #    #
 * #    # #####  #         #    # #    # #    #
 * ###### #    # #         #    # # ## # #    #
 * #    # #    # #    #    #    # ##  ## #    #
 * #    # #####   ####      ####  #    #  ####
 */
#include <bits/stdc++.h>
using namespace std;
#define lli long long int
#define mp make_pair
#define pb push_back
#define eb emplace_back
#define pii pair <int, int>
#define X first
#define Y second
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define info() cerr << __PRETTY_FUNCTION__ << ": " << __LINE__ << endl
void abc() {cerr << endl;}
template <typename T, typename ...U> void abc(T a, U ...b) {
    cerr << a << ' ', abc(b...);
}
template <typename T> void printv(T l, T r) {
    while (l != r) cout << *l << " \n"[++l == r];
}
template <typename A, typename B> istream& operator >> (istream& o, pair<A, B> &a) {
    return o >> a.X >> a.Y;
}
template <typename A, typename B> ostream& operator << (ostream& o, pair<A, B> a) {
    return o << '(' << a.X << ", " << a.Y << ')';
}
template <typename T> ostream& operator << (ostream& o, vector<T> a) {
    bool is = false;
    for (T i : a) {o << (is ? ' ' : '{'), is = true, o << i;}
    return o << '}';
}
template <typename T> struct vv : vector <vector <T>> {
    vv(int n, int m, T v) : vector <vector <T>> (n, vector <T>(m, v)) {}
    vv() {}
};
template <typename T> struct vvv : vector <vv <T>> {
    vvv(int n, int m, int k, T v) : vector <vv <T>> (n, vv <T>(m, k, v)) {}
    vvv() {}
};
#ifdef Doludu
#define test(args...) info(), abc("[" + string(#args) + "]", args)
#define owo void(0)
#else
#define test(args...) void(0)
#define owo ios::sync_with_stdio(false); cin.tie(0)
#endif
const int mod = 1e9 + 7, N = 200001, logN = 18, K = 1000;

struct court {
    int mx1, mx2, id;
    bool operator < (const court &o) {
        if (mx1 != o.mx1) return mx1 < o.mx1;
        if (mx2 != o.mx2) return mx2 < o.mx2;
        return id < o.id;
    }
};

int main () {
    owo;
    int n;
    cin >> n;
    vv <int> a(n, 3, 0), b(n, 3, 0);
    for (int j = 0; j < 3; ++j) for (int i = 0; i < n; ++i) {
        cin >> a[i][j], --a[i][j];
        b[a[i][j]][j] = i;
    }
    vector <int> held(3, 0), win(n, 0);
    auto vs = [&](int i, int j) {
        court tmp = {min(b[i][0], b[j][0]), max(b[i][0], b[j][0]), 0};
        for (int k = 1; k < 3; ++k) {
            court A = {min(b[i][k], b[j][k]), max(b[i][k], b[j][k]), k};
            if (A < tmp) tmp = A;
        }
        held[tmp.id]++;
        if (b[i][tmp.id] < b[j][tmp.id]) win[i]++;
        else win[j]++;
    };
    vector <bool> vis(n, false);
    int num = 0;
    for (int i = 0; i < n; ++i) {
        vector <int> cur;
        for (int j = 0; j < 3; ++j) if (!vis[a[i][j]]) cur.pb(a[i][j]);
        sort(all(cur));
        cur.resize(unique(all(cur)) - cur.begin());
        if (cur.size() == 2) vs(cur[0], cur[1]);
        if (cur.size() == 3) {
            vs(cur[0], cur[1]);
            vs(cur[0], cur[2]);
            vs(cur[1], cur[2]);
        }
        num += cur.size();
        for (int j = 0; j < 3; ++j) if (!vis[a[i][j]]) {
            held[j] += n - num;
            win[a[i][j]] += n - num;
            vis[a[i][j]] = true;
        }
    }
    printv(all(held));
    printv(all(win));
}

• Subtask 1: 17.5 / 35
• Subtask 2: 7.5 / 15
• Subtask 3: 30 / 60