183692025-10-21 14:06:04ubormaciRMI eredményekcpp17Elfogadva 100/100103ms5980 KiB
#include <iostream>
#include <algorithm> // for sort, mainly
#include <vector>
#include <map>
#include <set>
#include <cmath>
#include <array>
#include <string>
#include <cstdio>
#include <iterator>
#include <unordered_set>
#include <cstdint> // for int64_t, int32_t, etc
#include <queue>
#include <stack>
#include <deque>
#include <numeric> // gcd, lcm
#include <fstream>
#include <bitset> // for bitset
#include <iomanip>
#include <cassert> // for set with custom ordering
#include <type_traits> // for set with custom ordering
#include <utility> // for swap, forward, etc
using namespace std;

#pragma GCC optimize("O2")
// #pragma GCC optimize("O1","O2","O3","Ofast","unroll-loops")
//#pragma GCC target("sse","sse2","sse3","sse4.1","sse4.2","avx","avx2","fma")

template<typename A, typename B> ostream& operator<<(ostream &os, const pair<A, B> &p) { return os << '(' << p.first << ", " << p.second << ')'; }
template<typename T_container, typename T = typename enable_if<!is_same<T_container, string>::value, typename T_container::value_type>::type> ostream& operator<<(ostream &os, const T_container &v) { os << '{'; string sep; for (const T &x : v) os << sep << x, sep = ", "; return os << '}'; }
void dbg_out() { cout << endl; }
template<typename Head, typename... Tail> void dbg_out(Head H, Tail... T) { cout << ' ' << H; dbg_out(T...); }
#ifdef LOCAL
#define dbg(...) cout << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
#else
#define dbg(...)
#endif

/*
 *
 * notes:
 *
 * int64_t
 * stoi(string s) -> string to int
 * to_string() -> int (or else) to string
 *
 * vector declaration:
 * vector<ll> v(n, 0)
 * vector<vector<ll>> v(n, vector<ll>(n, 0));
 *
 * {if statement} ? {truth value} : {false value}
 *
 * set lower bound/upper bound:
 * 	// . . . m1 . . . d . . . . m2
 *    auto m1_it = b.lower_bound(d);
 *    advance(m1_it, -1);
 *    m1 = *m1_it;
 *	m2 = *b.upper_bound(d);
 *
 * #ifdef LOCAL
 *    freopen("in.txt","r",stdin);
 *    freopen("out.txt","w",stdout);
 * #endif
 *
 * constexpr auto lcm(auto x, auto... xs)
 * {
 *	return ((x = std::lcm(x, xs)), ...);
 * }
 *
 * std::gcd(int a, int b)
 *
 * cout << setprecision(n);
 *
 * set with custom ordering
 * set<ll, decltype(&cmp)> qu(cmp);
 *
 */

typedef int64_t ll;

void refill(multiset<ll> &q, vector<ll> &s ) {

    for(const auto & x : s) {
        q.insert(x);
    }

}

void cerrms(multiset<ll> &q) {
    for(const auto & x : q) {
        cerr << x << " ";
    }
}

void solve() {

    ll a, b, n;
    cin >> a >> b >> n;

    vector<ll> f(n, 0);
    vector<ll> s(n, 0);
    for(ll i = 0; i < n; i++) {
        cin >> f[i];
    }
    for(ll i = 0; i  < n; i++) {
        cin >> s[i];
    }

    //cerr << "\ns=" << s;

    multiset<ll> q;
    refill(q, s);

    // best score:
    // best of first day goes with the worst of second day
    // worst score:
    // best of first day goes with best of second day

    // best doesn't go with the exact best
    // the largest number such that its score is smaller than ours

    // same for worst

    // best placement
    sort(f.begin(), f.end());
    ll worse = 0; // or equal
    for(ll i = 0; i <= n - 1; i++) {

        //cerr << "\nf[" << i << "]=" << f[i];

        ll most = a + b - f[i];
        // the most score this competitor needs to have a worse or equal score
        //cerr << "\nmost=" << most;
        auto get = q.upper_bound(most);
        //cerr << "\ngetval=" << *get;
        if(get == q.begin()) {
            continue;
        }else{
            advance(get, -1);
        }

        q.erase(get);
        worse++;
    }

    //cerr << "\nworse=" << worse;

    cout << n - worse + 1 << " ";

    ll better = 0;

    q.clear();
    refill(q, s);
    // worst placement:
    // how many can have a strictly greater score than him?
    for(ll i = n-1 ; i >= 0; i--) {
        // keressuk a legkisebbet, hogy meg nagyobb legyen, mint a + b

        //cerr << "\n\nf[" << i << "]=" << f[i];
        ll mn = a + b - f[i];
        //cerr << "\nmost=" << mn;
        auto get = q.upper_bound(mn);
        if(get == q.end()) {
            //cerr << "\ncan't :'(";
            continue;
        }
        //cerr << "\ngetval=" << *get;
        //cerr << "\nq=";
        //cerrms(q);

        q.erase(get);
        //cerr << "\nq (after delete)=";
        //cerrms(q);
        better++;
    }

    //cerr << "\nbetter=" << better;
    cout << better + 1;

}

int main()
{
    std::ios_base::sync_with_stdio(false);
    //cin.tie(nullptr);
    //cout.tie(nullptr);

    solve();

    return 0;
}
RészfeladatÖsszpontTesztVerdiktIdőMemória
subtask10/0
1Elfogadva1ms508 KiB
2Elfogadva1ms500 KiB
3Elfogadva1ms316 KiB
subtask230/30
4Elfogadva1ms316 KiB
5Elfogadva1ms316 KiB
6Elfogadva1ms316 KiB
7Elfogadva1ms508 KiB
8Elfogadva1ms316 KiB
9Elfogadva1ms500 KiB
10Elfogadva1ms316 KiB
11Elfogadva1ms316 KiB
12Elfogadva1ms316 KiB
13Elfogadva1ms564 KiB
subtask320/20
14Elfogadva1ms316 KiB
15Elfogadva1ms316 KiB
16Elfogadva1ms316 KiB
17Elfogadva1ms508 KiB
18Elfogadva1ms316 KiB
19Elfogadva1ms500 KiB
20Elfogadva1ms316 KiB
21Elfogadva1ms316 KiB
22Elfogadva1ms316 KiB
23Elfogadva1ms564 KiB
24Elfogadva1ms316 KiB
25Elfogadva1ms316 KiB
26Elfogadva1ms508 KiB
27Elfogadva1ms428 KiB
28Elfogadva1ms316 KiB
29Elfogadva2ms316 KiB
30Elfogadva1ms316 KiB
31Elfogadva2ms508 KiB
32Elfogadva1ms316 KiB
subtask450/50
33Elfogadva1ms316 KiB
34Elfogadva1ms320 KiB
35Elfogadva1ms316 KiB
36Elfogadva1ms316 KiB
37Elfogadva1ms316 KiB
38Elfogadva1ms316 KiB
39Elfogadva1ms508 KiB
40Elfogadva1ms316 KiB
41Elfogadva1ms500 KiB
42Elfogadva1ms316 KiB
43Elfogadva1ms316 KiB
44Elfogadva1ms316 KiB
45Elfogadva1ms564 KiB
46Elfogadva1ms316 KiB
47Elfogadva1ms316 KiB
48Elfogadva1ms508 KiB
49Elfogadva1ms428 KiB
50Elfogadva1ms316 KiB
51Elfogadva2ms316 KiB
52Elfogadva1ms316 KiB
53Elfogadva2ms508 KiB
54Elfogadva1ms316 KiB
55Elfogadva1ms316 KiB
56Elfogadva1ms500 KiB
57Elfogadva1ms316 KiB
58Elfogadva2ms316 KiB
59Elfogadva7ms932 KiB
60Elfogadva7ms784 KiB
61Elfogadva103ms5980 KiB
62Elfogadva63ms3900 KiB
63Elfogadva96ms5620 KiB
64Elfogadva97ms5692 KiB
65Elfogadva54ms3380 KiB
66Elfogadva59ms3884 KiB
67Elfogadva93ms5896 KiB
68Elfogadva93ms5604 KiB