結果

問題 No.582 キャンディー・ボックス３
ユーザー hiyokko2
提出日時 2017-10-27 23:03:02
言語 C++11（廃止可能性あり）
(gcc 13.3.0)
結果
WA  
実行時間 -
コード長 3,870 bytes
コンパイル時間 619 ms
コンパイル使用メモリ 73,336 KB
実行使用メモリ 5,248 KB
最終ジャッジ日時 2024-11-21 22:42:20
合計ジャッジ時間 1,364 ms
ジャッジサーバーID
（参考情報） 		judge2 / judge4
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 15 WA * 2
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

#include <iostream>
#include <vector>
#include <string.h>
#include <stack>
#include <queue>
#include <algorithm>
#include <climits>
#include <cmath>
#include <map>
#include <set>
#include <assert.h>
#include <sstream>
#define REP(i,n) for(ll i=0;i<(n);i++)
#define MOD 1000000007
#define int long long
#ifdef int
const long long INF = LLONG_MAX / 10;
#else
const int INF = 1010101010;
#endif
using namespace std;
typedef long long ll;
typedef vector<vector<ll>> mat;
typedef pair<int, int> P;
//typedef pair<double, double> P;
#ifdef LOCAL
#define dump(...)                                         \
    do {                                                  \
        std::ostringstream os;                            \
        os << __LINE__ << ":\t" << #__VA_ARGS__ << " = "; \
        print_to(os, ", ", "\n", __VA_ARGS__);            \
        std::cerr << os.str();                            \
    } while (0)
#define dump_(a)                                          \
    do {                                                  \
        std::ostringstream os;                            \
        os << __LINE__ << ":\t" << #a << " = [";          \
        print_to_(os, ", ", "]\n", all(a));               \
        std::cerr << os.str();                            \
    } while (0)
#else
#define dump(...)
#define dump_(...)
#endif
template <typename T>
void print_to(std::ostream &os, const char *, const char *tail, const T &fst) {
    os << fst << tail;
}
template <typename Fst, typename... Rst>
void print_to(std::ostream &os, const char *del, const char *tail, const Fst &fst, const Rst &... rst) {
    os << fst << del;
    print_to(os, del, tail, rst...);
}
template <typename Iter>
void print_to_(std::ostream &os, const char *del, const char *tail, Iter bgn, Iter end) {
    for (Iter it = bgn; it != end;) {
        os << *it;
        if (++it != end) {
            os << del;
        } else {
            os << tail;
        }
    }
}
template <typename Fst, typename... Rst>
void println(const Fst &fst, const Rst &... rst) {
    print_to(std::cout, "\n", "\n", fst, rst...);
}
template <typename Fst, typename... Rst>
void print(const Fst &fst, const Rst &... rst) {
    print_to(std::cout, " ", "\n", fst, rst...);
}
template <typename Iter>
void println_(Iter bgn, Iter end) {
    print_to_(std::cout, "\n", "\n", bgn, end);
}
template <typename Iter>
void print_(Iter bgn, Iter end) {
    print_to_(std::cout, " ", "\n", bgn, end);
}
// const int MOD = 1000000007;
namespace trush {
    int _ = (std::cout.precision(10), std::cout.setf(std::ios::fixed), std::cin.tie(0),
             std::ios::sync_with_stdio(0), 0);
}
int NN;
int CC[200];
int C[200];
signed main()
{
    cin >> NN;
    int sum = 0;
    REP(i,NN) {
        cin >> CC[i];
        sum += C[i];
    }
    int N = 0;
    REP(i,NN) {
        if (CC[i] != 0) {
            C[N++] = CC[i];
        }
    }
    
    if (N == 0) {
        cout << "B" << endl;
        return 0;
    }
    if (N == 1) {
        if (C[0] == 1) {
            cout << "A" << endl;
            return 0;
        } else {
            cout << "B" << endl;
            return 0;
        }
    } else if (N == 2) {
        if (C[0] == 1 && C[1] == 1) {
            cout << "B" << endl;
            return 0;
        } else if (C[0] == 1 && C[1] == 2) {
            cout << "A" << endl;
            return 0;
        } else if (C[0] == 2 && C[1] == 1) {
            cout << "A" << endl;
            return 0;
        } else {
            cout << "B" << endl;
            return 0;
        }
    } else {
        if (*max_element(C, C + N) >= 2) {
            //assert(false);
            cout << "B" << endl;
            return 0;
        } else {
            if (N % 2 == 0) {
                cout << "B" << endl;
            } else {
                cout << "A" << endl;
            }
        }
    }
}
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