結果
問題 | No.2768 Password Crack |
ユーザー |
![]() |
提出日時 | 2024-05-31 23:04:24 |
言語 | C++17(gcc12) (gcc 12.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 75 ms / 2,000 ms |
コード長 | 2,285 bytes |
コンパイル時間 | 2,903 ms |
コンパイル使用メモリ | 206,908 KB |
実行使用メモリ | 25,232 KB |
平均クエリ数 | 825.63 |
最終ジャッジ日時 | 2024-12-21 01:19:26 |
合計ジャッジ時間 | 6,903 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 1 |
other | AC * 29 |
ソースコード
// (◕ᴗ◕✿)#include <bits/stdc++.h>#pragma GCC target("avx2")#pragma GCC optimize("O3")#pragma GCC optimize("unroll-loops")#define rep(i, n) for (ll i = 0; i < (n); i++)#define srep(i, s, n) for (ll i = s; i < (n); i++)#define len(x) ((int)(x).size())#define all(x) (x).begin(), (x).end()using namespace std;template<typename T> using vc = vector<T>;template<typename T> using vv = vc<vc<T>>;template<typename T> using vvv = vv<vc<T>>;using vi = vc<int>;using vvi = vv<int>; using vvvi = vv<vi>;using ll = long long;using vl = vc<ll>;using vvl = vv<ll>; using vvvl = vv<vl>;using ld = long double; using vld = vc<ld>; using vvld = vc<vld>; using vvvld = vc<vvld>;using uint = unsigned int;using ull = unsigned long long;const ld pi = acos(-1.0);const int inf = 0x3f3f3f3f;const ll INF = 0x3f3f3f3f3f3f3f3f;// const ll mod = 1000000007;const ll mod = 998244353;inline bool inside(ll y, ll x, ll H, ll W) {return 0 <= (y) and (y) < (H) and 0 <= (x) and (x) < (W); }#define debug(var) do{std::cout << #var << " : \n";view(var);}while(0)template<typename T> void view(T e){cout << e << endl;}template<typename T> void view(const vc<T>& v){for(const auto& e : v){ cout << e << " "; } cout << endl;}template<typename T> void view(const vv<T>& vv){ for(const auto& v : vv){ view(v); } }unsigned int randxor(){static unsigned int x = 123456789, y = 362436069, z = 521288629, w = 88675123;unsigned int t;t = (x ^ (x << 11)); x = y; y = z; z = w; return w = (w ^ (w >> 19)) ^ (t ^ (t >> 8));}int randint(int a, int b) {return(a + randxor() % (b - a));}int main(){int N; cin >> N;string ans = ""; rep(i, N) ans += 'a';int K;cout << "? " << ans << endl;cin >> K;vi C(25); rep(i, 25) C[i] = i + 1;rep(t, N){rep(i, 25){int x = randint(0, 25), y = randint(0, 25);swap(C[x], C[y]);}rep(i, 25){int nk;ans[t] = C[i] + 'a';cout << "? " << ans << endl;cin >> nk;if (nk > K){K = nk;break;}if (nk < K){ans[t] = 'a';break;}}}cout << "! " << ans << endl;}