結果
問題 | No.2056 非力なレッド |
ユーザー | oshamashama |
提出日時 | 2022-08-26 21:32:51 |
言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 82 ms / 2,000 ms |
コード長 | 3,391 bytes |
コンパイル時間 | 1,528 ms |
コンパイル使用メモリ | 171,052 KB |
実行使用メモリ | 6,400 KB |
最終ジャッジ日時 | 2024-10-13 21:58:57 |
合計ジャッジ時間 | 4,347 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 38 |
ソースコード
#include <bits/stdc++.h> const long long INF = 1e9; // const long long MOD = 1e9 + 7; const long long MOD = 998244353; const long long LINF = 1e18; using namespace std; #define YES(n) cout << ((n) ? "YES" : "NO") << endl #define Yes(n) cout << ((n) ? "Yes" : "No") << endl #define POSSIBLE(n) cout << ((n) ? "POSSIBLE" : "IMPOSSIBLE") << endl #define Possible(n) cout << ((n) ? "Possible" : "Impossible") << endl #define dump(x) cout << #x << " = " << (x) << endl #define FOR(i, a, b) for (int i = (a); i < (b); ++i) #define REP(i, n) for (int i = 0; i < (n); ++i) #define REPR(i, n) for (int i = n; i >= 0; i--) #define COUT(x) cout << (x) << endl #define SCOUT(x) cout << (x) << " " #define VECCOUT(x) \ for (auto &youso_ : (x)) \ cout << right << setw(10) << youso_ << " "; \ cout << endl #define ENDL cout << endl #define CIN(...) \ int __VA_ARGS__; \ CINT(__VA_ARGS__) #define LCIN(...) \ long long __VA_ARGS__; \ CINT(__VA_ARGS__) #define SCIN(...) \ string __VA_ARGS__; \ CINT(__VA_ARGS__) #define VECCIN(x) \ for (auto &youso_ : (x)) \ cin >> youso_ #define mp make_pair #define PQ priority_queue<long long> #define PQG priority_queue<long long, V, greater<long long>> typedef long long ll; typedef vector<long long> vl; typedef vector<long long> vi; typedef vector<bool> vb; typedef vector<char> vc; typedef vector<vl> vvl; typedef vector<vi> vvi; typedef vector<vb> vvb; typedef vector<vc> vvc; typedef pair<long long, long long> pll; #define COUT(x) cout << (x) << endl void CINT() { } template <class Head, class... Tail> void CINT(Head &&head, Tail &&...tail) { cin >> head; CINT(move(tail)...); } template <class T> void mod(T &x) { x %= MOD; x += MOD; x %= MOD; } ll GCD(ll a, ll b) { if (b == 0) return a; else return GCD(b, a % b); } struct COMB { vl fact, fact_inv, inv; void init_nCk(long long SIZE) { fact.resize(SIZE + 5); fact_inv.resize(SIZE + 5); inv.resize(SIZE + 5); fact.at(0) = fact.at(1) = fact_inv.at(0) = fact_inv.at(1) = inv.at(1) = 1; for (long long i = 2; i < SIZE + 5; i++) { fact.at(i) = fact.at(i - 1) * i % MOD; inv.at(i) = MOD - inv.at(MOD % i) * (MOD / i) % MOD; fact_inv.at(i) = fact_inv.at(i - 1) * inv.at(i) % MOD; } } long long nCk(long long n, long long k) { assert(!(n < k)); assert(!(n < 0 || k < 0)); return fact.at(n) * (fact_inv.at(k) * fact_inv.at(n - k) % MOD) % MOD; } }; ll extGCD(ll a, ll b, ll &x, ll &y) { if (b == 0) { x = 1; y = 0; return a; } ll d = extGCD(b, a % b, y, x); y -= a / b * x; return d; } void Main() { LCIN(N, X, M); vl A(N); VECCIN(A); // vl l(50, 1); // for (int i = 0; i < 49; i++) // { // l.at(48 - i) = X; // X = min(2 * X, MOD); // } // ll ans = 0; // VECCOUT(l); vl B(N, 0); for (int i = 0; i < N; i++) { while (A.at(i) >= X) { A.at(i) /= 2; B.at(i)++; } // dump(M); } reverse(B.begin(), B.end()); ll ans = 0; for (int i = 0; i < N; i++) { if (ans < B.at(i)) M -= (N - i) * (B.at(i) - ans); ans = max(ans, B.at(i)); B.at(i) = ans; } if (M >= 0) { cout << "Yes" << endl; } else { cout << "No" << endl; } } int main() { cout << fixed << setprecision(15); Main(); return 0; }