239262026-01-31 21:49:11ubormaciBal-jobb játékcpp17Wrong answer 0/50101ms3948 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 solve() {
    
    ll n;
    cin >> n;
    vector<ll> v(2 * n, 0);

    ll lastl = -1;
    ll firstr = -1;

    ll ansopt = 0;
    ll ansind = 0;

    for(ll i = 1; i <= 2 * n-1; i++) {
        if(i % 2 == 1) {
            cin >> v[i];
        }else{
            char h;
            cin >> h;
            if(h == 'B') {
                lastl = i;
            }else if(firstr == -1) {
                firstr = i;
            } 
        }
    }

    //cerr << "\nlastl=" << lastl << "; firstr=" << firstr;

    if(lastl == -1) {
        // az osszes jobb
        ansopt = v[1];
    }
    else if(firstr == -1) {
        // az osszes bal
        ansopt = v[2 * n-1];
    }else{
        // van bal is, jobb is
        
        vector<ll> fin;

        for(ll i = 1; i <= lastl; i += 2) {
            fin.push_back(v[i]);
        }
        for(ll i = max(lastl, firstr) + 1; i <= 2 * n; i += 2) {
            fin.push_back(v[i]);
        }

        cerr << "\nfin=" << fin;

        ll h = fin.size();

        sort(fin.begin(), fin.end());

        ansopt = fin[h/2];
    }

    cout << ansopt << "\n" << ansind;

}

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

    solve();

    return 0;
}
SubtaskSumTestVerdictTimeMemory
subtask10/0
1Wrong answer1ms316 KiB
subtask20/4
2Wrong answer98ms3772 KiB
3Wrong answer97ms3760 KiB
4Wrong answer100ms3772 KiB
5Wrong answer100ms3760 KiB
6Wrong answer17ms2612 KiB
7Wrong answer17ms2740 KiB
subtask30/8
8Wrong answer1ms508 KiB
9Wrong answer17ms2612 KiB
10Wrong answer17ms2612 KiB
11Wrong answer97ms3760 KiB
12Wrong answer98ms3760 KiB
13Wrong answer100ms3768 KiB
14Wrong answer98ms3760 KiB
15Wrong answer97ms3760 KiB
16Wrong answer96ms3776 KiB
17Wrong answer97ms3756 KiB
18Wrong answer100ms3752 KiB
19Wrong answer100ms3760 KiB
20Wrong answer97ms3760 KiB
21Wrong answer100ms3760 KiB
22Wrong answer100ms3948 KiB
23Wrong answer97ms3760 KiB
24Wrong answer98ms3888 KiB
subtask40/14
25Wrong answer1ms508 KiB
26Wrong answer1ms316 KiB
27Wrong answer1ms316 KiB
28Wrong answer1ms500 KiB
29Wrong answer1ms316 KiB
30Wrong answer1ms316 KiB
31Wrong answer1ms316 KiB
32Wrong answer1ms316 KiB
33Wrong answer1ms316 KiB
34Wrong answer1ms316 KiB
35Wrong answer1ms316 KiB
36Wrong answer1ms508 KiB
37Wrong answer1ms316 KiB
38Wrong answer1ms316 KiB
39Wrong answer1ms316 KiB
40Wrong answer1ms316 KiB
41Wrong answer1ms316 KiB
42Wrong answer1ms316 KiB
43Wrong answer1ms316 KiB
44Wrong answer1ms316 KiB
45Wrong answer1ms316 KiB
46Wrong answer1ms316 KiB
47Wrong answer1ms316 KiB
48Wrong answer1ms316 KiB
49Wrong answer1ms316 KiB
50Wrong answer1ms316 KiB
51Wrong answer1ms544 KiB
52Wrong answer1ms316 KiB
53Wrong answer1ms316 KiB
54Wrong answer1ms544 KiB
55Wrong answer1ms316 KiB
56Wrong answer1ms316 KiB
57Wrong answer1ms316 KiB
58Wrong answer1ms500 KiB
59Wrong answer1ms564 KiB
60Wrong answer1ms316 KiB
61Wrong answer1ms316 KiB
62Wrong answer1ms508 KiB
63Wrong answer1ms316 KiB
64Wrong answer1ms316 KiB
65Wrong answer1ms316 KiB
66Wrong answer1ms316 KiB
67Wrong answer1ms316 KiB
68Wrong answer1ms316 KiB
69Wrong answer1ms316 KiB
70Wrong answer1ms316 KiB
subtask50/24
71Wrong answer1ms508 KiB
72Wrong answer98ms3772 KiB
73Wrong answer97ms3760 KiB
74Wrong answer100ms3772 KiB
75Wrong answer100ms3760 KiB
76Wrong answer17ms2612 KiB
77Wrong answer17ms2740 KiB
78Wrong answer17ms2612 KiB
79Wrong answer17ms2612 KiB
80Wrong answer97ms3760 KiB
81Wrong answer98ms3760 KiB
82Wrong answer100ms3768 KiB
83Wrong answer98ms3760 KiB
84Wrong answer97ms3760 KiB
85Wrong answer96ms3776 KiB
86Wrong answer97ms3756 KiB
87Wrong answer100ms3752 KiB
88Wrong answer100ms3760 KiB
89Wrong answer97ms3760 KiB
90Wrong answer100ms3760 KiB
91Wrong answer100ms3948 KiB
92Wrong answer97ms3760 KiB
93Wrong answer98ms3888 KiB
94Wrong answer1ms316 KiB
95Wrong answer1ms316 KiB
96Wrong answer1ms500 KiB
97Wrong answer1ms316 KiB
98Wrong answer1ms316 KiB
99Wrong answer1ms316 KiB
100Wrong answer1ms316 KiB
101Wrong answer1ms316 KiB
102Wrong answer1ms316 KiB
103Wrong answer1ms316 KiB
104Wrong answer1ms508 KiB
105Wrong answer1ms316 KiB
106Wrong answer1ms316 KiB
107Wrong answer1ms316 KiB
108Wrong answer1ms316 KiB
109Wrong answer1ms316 KiB
110Wrong answer1ms316 KiB
111Wrong answer1ms316 KiB
112Wrong answer1ms316 KiB
113Wrong answer1ms316 KiB
114Wrong answer1ms316 KiB
115Wrong answer1ms316 KiB
116Wrong answer1ms316 KiB
117Wrong answer1ms316 KiB
118Wrong answer1ms316 KiB
119Wrong answer1ms544 KiB
120Wrong answer1ms316 KiB
121Wrong answer1ms316 KiB
122Wrong answer1ms544 KiB
123Wrong answer1ms316 KiB
124Wrong answer1ms316 KiB
125Wrong answer1ms316 KiB
126Wrong answer1ms500 KiB
127Wrong answer1ms564 KiB
128Wrong answer1ms316 KiB
129Wrong answer1ms316 KiB
130Wrong answer1ms508 KiB
131Wrong answer1ms316 KiB
132Wrong answer1ms316 KiB
133Wrong answer1ms316 KiB
134Wrong answer1ms316 KiB
135Wrong answer1ms316 KiB
136Wrong answer1ms316 KiB
137Wrong answer1ms316 KiB
138Wrong answer1ms316 KiB
139Wrong answer87ms3504 KiB
140Wrong answer87ms3396 KiB
141Wrong answer85ms3528 KiB
142Wrong answer86ms3500 KiB
143Wrong answer87ms3504 KiB
144Wrong answer86ms3692 KiB
145Wrong answer100ms3760 KiB
146Wrong answer97ms3760 KiB
147Wrong answer100ms3764 KiB
148Wrong answer100ms3760 KiB
149Wrong answer98ms3740 KiB
150Wrong answer98ms3920 KiB
151Wrong answer89ms3504 KiB
152Wrong answer89ms3504 KiB
153Wrong answer87ms3528 KiB
154Wrong answer100ms3772 KiB
155Wrong answer101ms3772 KiB
156Wrong answer101ms3760 KiB
157Wrong answer87ms3520 KiB
158Wrong answer86ms3532 KiB
159Wrong answer87ms3500 KiB
160Wrong answer87ms3692 KiB
161Wrong answer98ms3780 KiB
162Wrong answer98ms3928 KiB
163Wrong answer98ms3748 KiB
164Wrong answer100ms3904 KiB
165Wrong answer97ms3760 KiB
166Wrong answer98ms3772 KiB
167Wrong answer100ms3900 KiB