結果
| 問題 |
No.2226 Hello, Forgotten World!
|
| コンテスト | |
| ユーザー |
miscalc
|
| 提出日時 | 2023-02-24 21:38:30 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 2,973 bytes |
| コンパイル時間 | 3,489 ms |
| コンパイル使用メモリ | 251,964 KB |
| 最終ジャッジ日時 | 2025-02-10 20:41:20 |
|
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 1 |
| other | WA * 9 |
ソースコード
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
using pll = pair<ll, ll>;
using tlll = tuple<ll, ll, ll>;
constexpr ll INF = 1LL << 60;
template<class T> bool chmin(T& a, T b) {if (a > b) {a = b; return true;} return false;}
template<class T> bool chmax(T& a, T b) {if (a < b) {a = b; return true;} return false;}
ll safemod(ll A, ll M) {ll res = A % M; if (res < 0) res += M; return res;}
ll divfloor(ll A, ll B) {if (B < 0) A = -A, B = -B; return (A - safemod(A, B)) / B;}
ll divceil(ll A, ll B) {if (B < 0) A = -A, B = -B; return divfloor(A + B - 1, B);}
ll pow_ll(ll A, ll B) {if (A == 0 || A == 1) {return A;} if (A == -1) {return B & 1 ? -1 : 1;} ll res = 1; for (int i = 0; i < B; i++) {res *= A;} return res;}
ll logfloor(ll A, ll B) {assert(A >= 2); ll res = 0; for (ll tmp = 1; tmp <= B / A; tmp *= A) {res++;} return res;}
ll logceil(ll A, ll B) {assert(A >= 2); ll res = 0; for (ll tmp = 1; tmp < B; tmp *= A) {res++;} return res;}
ll arisum_ll(ll a, ll d, ll n) { return n * a + (n & 1 ? ((n - 1) >> 1) * n : (n >> 1) * (n - 1)) * d; }
ll arisum2_ll(ll a, ll l, ll n) { return n & 1 ? ((a + l) >> 1) * n : (n >> 1) * (a + l); }
ll arisum3_ll(ll a, ll l, ll d) { assert((l - a) % d == 0); return arisum2_ll(a, l, (l - a) / d + 1); }
template<class T> void unique(vector<T> &V) {V.erase(unique(V.begin(), V.end()), V.end());}
template<class T> void sortunique(vector<T> &V) {sort(V.begin(), V.end()); V.erase(unique(V.begin(), V.end()), V.end());}
#define FINALANS(A) do {cout << (A) << '\n'; exit(0);} while (false)
template<class T> void printvec(const vector<T> &V) {int _n = V.size(); for (int i = 0; i < _n; i++) cout << V[i] << (i == _n - 1 ? "" : " ");cout << '\n';}
template<class T> void printvect(const vector<T> &V) {for (auto v : V) cout << v << '\n';}
template<class T> void printvec2(const vector<vector<T>> &V) {for (auto &v : V) printvec(v);}
//*
#include <atcoder/all>
using namespace atcoder;
using mint = modint998244353;
//using mint = modint1000000007;
//using mint = modint;
//*/
bool match(string S, string T)
{
ll N = S.size();
for (ll i = 0; i < N; i++)
{
if (S.at(i) == '?' || T.at(i) == '?' || S.at(i) == T.at(i))
continue;
return false;
}
return true;
}
string solve(ll N, string S)
{
for (ll i = 0; i <= N - 10; i++)
{
if (S.substr(i, 10) == "helloworld")
{
for (ll j = 0; j < N; j++)
{
if (S.at(j) == '?')
S.at(j) = 'a';
}
return S;
}
}
for (ll i = N - 10; i >= 0; i--)
{
if (match(S.substr(i, 10), "helloworld"))
{
for (ll j = i; j < i + 10; j++)
{
S.at(j) = "helloworld"[j - i];
}
for (ll j = 0; j < N; j++)
{
if (S.at(j) == '?')
S.at(j) = 'a';
}
return S;
}
}
return "-1";
}
int main()
{
ll T;
cin >> T;
while (T--)
{
ll N;
string S;
cin >> N >> S;
cout << solve(N, S) << endl;
}
}
miscalc