結果

問題 No.1016 三目並べ
ユーザー ミドリムシミドリムシ
提出日時 2020-04-03 21:56:22
言語 C++14
(gcc 12.3.0 + boost 1.83.0)
結果
WA  
実行時間 -
コード長 4,594 bytes
コンパイル時間 2,081 ms
コンパイル使用メモリ 177,424 KB
実行使用メモリ 6,944 KB
最終ジャッジ日時 2024-07-03 02:26:06
合計ジャッジ時間 2,429 ms
ジャッジサーバーID
（参考情報） 		judge4 / judge1
このコードへのチャレンジ
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 2 ms
6,816 KB
testcase_01 WA -
testcase_02 WA -
testcase_03 WA -
testcase_04 WA -
testcase_05 WA -
testcase_06 WA -
testcase_07 WA -
testcase_08 WA -
testcase_09 WA -
testcase_10 WA -
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ソースコード

diff # 

#include <bits/stdc++.h>
using namespace std;
using lint = long long;
const lint mod = 1e9 + 7;
#define all(x) (x).begin(), (x).end()
#define bitcount(n) __builtin_popcountl((lint)(n))
#define fcout cout << fixed << setprecision(15)
#define highest(x) (63 - __builtin_clzl(x))
template<class T> inline void YES(T condition){ if(condition) cout << "YES" << endl; else cout << "NO" << endl; }
template<class T> inline void Yes(T condition){ if(condition) cout << "Yes" << endl; else cout << "No" << endl; }
template<class T> inline void assert_NO(T condition){ if(!condition){ cout << "NO" << endl; exit(0); } }
template<class T> inline void assert_No(T condition){ if(!condition){ cout << "No" << endl; exit(0); } }
template<class T> inline void assert_minus_1(T condition){ if(!condition){ cout << -1 << endl; exit(0); } }
lint power(lint base, lint exponent, lint module){ if(exponent % 2){ return power(base, exponent - 1, module) * base % module; }else if(exponent){ lint root_ans = power(base, exponent / 2, module); return root_ans * root_ans % module; }else{ return 1; }}
struct position{ int y, x; }; position mv[4] = {{0, -1}, {1, 0}, {0, 1}, {-1, 0}}; // double euclidean(position first, position second){ return sqrt((second.x - first.x) * (second.x - first.x) + (second.y - first.y) * (second.y - first.y)); }
template<class T, class U> string to_string(pair<T, U> x){ return to_string(x.first) + "," + to_string(x.second); } string to_string(string x){ return x; }
template<class itr> void array_output(itr start, itr goal){ string ans; for(auto i = start; i != goal; i++) ans += to_string(*i) + " "; if(!ans.empty()) ans.pop_back(); cout << ans << endl; }
template<class itr> void cins(itr first, itr last){ for(auto i = first; i != last; i++){ cin >> (*i); } }
template<class T> T gcd_calc(T a, T b){ if(b){ return gcd_calc(b, a % b); }else{ return a; }}
template<class T> T gcd(T a, T b){ if(a < b) swap(a, b); return gcd_calc(a, b); }
template<class T> T lcm(T a, T b){ return a / gcd(a, b) * b; }
struct combination{ vector<lint> fact, inv; combination(int sz) : fact(sz + 1), inv(sz + 1){ fact[0] = 1; for(int i = 1; i <= sz; i++){ fact[i] = fact[i - 1] * i % mod; } inv[sz] = power(fact[sz], mod - 2, mod); for(int i = sz - 1; i >= 0; i--){ inv[i] = inv[i + 1] * (i + 1) % mod; } } lint C(int p, int q) const{ if(q < 0 || p < q) return 0; return (fact[p] * inv[q] % mod * inv[p - q] % mod); } };
template<class itr> bool next_sequence(itr first, itr last, int max_bound){ itr now = last; while(now != first){ now--; (*now)++; if((*now) == max_bound){ (*now) = 0; }else{ return true; } } return false; }
template<class T> bool chmax(T &a, const T &b){ if(a < b){ a = b; return 1; } return 0; }
template<class T> bool chmin(T &a, const T &b){ if(b < a){ a = b; return 1; } return 0; }
inline int at(int x, int k){ return (x >> k) & 1; }
random_device rnd;
#define rep(i, n) for(int i = 0; i < n; i++)

size_t get_str_sz;
string get_str;

char get(int k){
    if(0 <= k && k < get_str_sz){
        return get_str[k];
    }else{
        return ' ';
    }
}

char solve(){
    int N;
    string S;
    cin >> N >> S;
    vector<string> no_x;
    string str_now;
    for(int i = 0; i < N; i++){
        if(S[i] == 'x'){
            if(str_now != ""){
                no_x.push_back(str_now);
                str_now = "";
            }
        }else{
            str_now.push_back(S[i]);
        }
    }
    if(str_now != ""){
        no_x.push_back(str_now);
        str_now = "";
    }
    //array_output(all(no_x));
    for(auto str: no_x){
        if(count(all(str), '-') == 0){
            if(str.size() >= 3){
                return 'O';
            }
            continue;
        }
        get_str = str;
        get_str_sz = str.size();
        vector<pair<int, int>> sections, banhei;
        int begin = -1;
        rep(i, str.size()){
            if(begin == -1 && str[i] == '-'){
                begin = i;
            }
            if(begin != -1 && str[i] == 'o'){
                sections.push_back({begin, i});
                begin = -1;
            }
        }
        if(begin != -1){
            sections.push_back({begin, str.size()});
        }
        if(sections.size() > 1){
            return 'O';
        }
        int l = sections[0].first, r = sections[0].second;
        int l_o = l, r_o = str.size() - r;
        if(l_o >= 2 || r_o >= 2){
            return 'O';
        }
        if(l_o && r_o && (r - l) % 2){
            return 'O';
        }
    }
    return 'X';
}

int main(){
    int T;
    cin >> T;
    rep(i, T) cout << solve() << endl;
}
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