#843133 (C++17) No.2226 Hello, Forgotten World!

• 問題: No.2226 Hello, Forgotten World!
• ユーザー: ikefumy
• 提出日時: 2023-02-24 21:40:45
• 言語: C++17 (gcc 13.3.0 + boost 1.87.0)
• 結果: AC
• 実行時間: 11 ms / 2,000 ms
• コード長: 2,387 bytes
• コンパイル時間: 1,940 ms
• コンパイル使用メモリ: 205,076 KB
• 最終ジャッジ日時: 2025-02-10 20:41:57
• ジャッジサーバーID （参考情報）: judge3 / judge5

ファイルパターン	結果
sample	AC * 1
other	AC * 9

ソースコード

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#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define ull unsigned long long
#define db double
#define pii pair<int,int>
#define pll pair<ll,ll>
#define ti3 tuple<int,int,int>
#define int128 __int128_t
#define pii128 pair<int128,int128>
const int inf = 1 << 30;
const ll linf = 1e18;
const ll mod = 1e9 + 7;
const db EPS = 1e-10;
const db pi = acos(-1);
template<class T> bool chmin(T& x, T y){
    if(x > y) {
        x = y;
        return true;
    } else return false;
}
template<class T> bool chmax(T& x, T y){
    if(x < y) {
        x = y;
        return true;
    } else return false;
}
// overload macro
#define CAT( A, B ) A ## B
#define SELECT( NAME, NUM ) CAT( NAME, NUM )
#define GET_COUNT( _1, _2, _3, _4, _5, _6 /* ad nauseam */, COUNT, ... ) COUNT
#define VA_SIZE( ... ) GET_COUNT( __VA_ARGS__, 6, 5, 4, 3, 2, 1 )
#define VA_SELECT( NAME, ... ) SELECT( NAME, VA_SIZE(__VA_ARGS__) )(__VA_ARGS__)
// rep(overload)
#define rep( ... ) VA_SELECT(rep, __VA_ARGS__)
#define rep2(i, n) for (decay_t<decltype(n)> i = 0; i < n; i++)
#define rep3(i, a, b) for (decay_t<decltype(a)> i = a; i < b; i++)
#define rep4(i, a, b, c) for (decay_t<decltype(a)> i = a; i < b; i += c)
// rrep(overload)
#define rrep( ... ) VA_SELECT(rrep, __VA_ARGS__)
#define rrep2(i, n) for (decay_t<decltype(n)> i = n - 1; i >= 0; i--)
#define rrep3(i, a, b) for (decay_t<decltype(a)> i = b - 1; i >= a; i--)
#define rrep4(i, a, b, c) for (decay_t<decltype(a)> i = b - 1; i >= a; i -= c)
// for_earh
#define fore(e, v) for (auto&& e : v)
// vector
#define all(v) v.begin(), v.end()
#define rall(v) v.rbegin(), v.rend()
string hw = "helloworld";
void solve() {
    int N;
    string S;
    cin >> N >> S;
    vector<string> v;
    rrep (i, N - (int)hw.size() + 1) {
        bool ok = true;
        rep (j, hw.size()) {
            ok &= (S[i + j] == '?' || S[i + j] == hw[j]);
        }
        if (ok) {
            string T = S.substr(0, i);
            T += hw;
            T += S.substr(i + hw.size());
            rep (i, N) {
                if (T[i] == '?') T[i] = 'a';
            }
            v.push_back(T);
        }
    }
    sort(all(v));
    cout << (v.empty() ? "-1" : v[0]) << "\n";
}
int main() {
    cin.tie(nullptr);
    ios_base::sync_with_stdio(false);
    cout << fixed << setprecision(20);
    int t;
    cin >> t;
    while (t--) solve();
    return 0;
}
 
 
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