Submission #392256

#	Time	Username	Problem	Language	Result	Execution time	Memory
392256		nishuz	Poi (IOI09_poi)	C++17	100 / 100	273 ms	16076 KiB

poi

// #pragma GCC optimize("Ofast,unroll-loops")
// #pragma GCC target("avx,avx2,sse,sse2")
 
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
 
using namespace __gnu_pbds;
using namespace std;
 
#define ll long long
#define ld long double
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define pb push_back
#define eb emplace_back
#define F first
#define S second
#define mp make_pair
#define random mt19937 rng(chrono::steady_clock::now().time_since_epoch().count())
 
template <typename T> using oset = tree <pair <T, T>, null_type, less <pair <T, T>>, rb_tree_tag, tree_order_statistics_node_update>;

template <typename Container>
void Print(Container& container, int starting) {
    auto Start = container.begin(), End = container.end();
    while (Start != End) cout << *(Start++) << " ";
    cout << '\n';
}
 
template <typename T>
void print(T&& t) {cout << t << '\n';}
 
template <typename T, typename... Args>
void print(T&& t, Args&&... args) {
    cout << t << " ";
    print(forward<Args>(args)...);
}

inline void solve() {
    #define tt tuple <int, int, int>
    int n, t, p;
    cin >> n >> t >> p;
    vector <vector <int>> A(n + 1, vector <int> (t + 1));
    vector <int> task(t + 1, n);
    vector <tt> points(n + 1);
    for (int i = 1; i <= n; ++i) {
        get<2>(points[i]) = i;
        for (int j = 1; j <= t; ++j) {
            cin >> A[i][j];
            task[j] -= A[i][j];
        }
    }
    for (int i = 1; i <= n; ++i) {
        for (int j = 1; j <= t; ++j) {
            get<0>(points[i]) += (A[i][j] * task[j]);
            get<1>(points[i]) += A[i][j];
        }
    }
    sort(1 + all(points), [&](tt& a, tt& b) {
        if (get<0>(a) != get<0>(b)) return get<0>(a) > get<0>(b);
        if (get<1>(a) != get<1>(b)) return get<1>(a) > get<1>(b);
        return get<2>(a) < get<2>(b);
    });
    for (int i = 1; i <= n; ++i) {
        if (get<2>(points[i]) == p) {
            print(get<0>(points[i]), i);
            break;
        }
    }
}
 
int32_t main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);
    int T = 1;
    // cin >> T;
    for (int test = 1; test <= T; ++test) {
        // cout << "Case #" << test << ": ";
        solve();
    }
}

• Subtask 1: 100 / 100