結果
| 問題 | No.8119 間に合いませんでした><; |
| コンテスト | |
| ユーザー |
Kude
|
| 提出日時 | 2025-04-01 22:16:31 |
| 言語 | C++23 (gcc 15.2.0 + boost 1.89.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 1,681 bytes |
| 記録 | |
| コンパイル時間 | 3,900 ms |
| コンパイル使用メモリ | 295,952 KB |
| 実行使用メモリ | 7,328 KB |
| 最終ジャッジ日時 | 2025-04-01 22:16:44 |
| 合計ジャッジ時間 | 4,800 ms |
|
ジャッジサーバーID (参考情報) |
judge1 / judge6 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 1 |
| other | AC * 22 WA * 7 |
コンパイルメッセージ
In file included from /usr/include/c++/13/bits/unique_ptr.h:42,
from /usr/include/c++/13/memory:78,
from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:56,
from main.cpp:1:
In member function ‘std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(unsigned int) [with _CharT = char; _Traits = std::char_traits<char>]’,
inlined from ‘int main()’ at main.cpp:46:13:
/usr/include/c++/13/ostream:198:25: warning: ‘ans’ may be used uninitialized [-Wmaybe-uninitialized]
198 | return _M_insert(static_cast<unsigned long>(__n));
| ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
main.cpp: In function ‘int main()’:
main.cpp:36:10: note: ‘ans’ was declared here
36 | uint ans;
| ^~~
ソースコード
#include<bits/stdc++.h>
namespace {
#pragma GCC diagnostic ignored "-Wunused-function"
#include<atcoder/all>
#pragma GCC diagnostic warning "-Wunused-function"
using namespace std;
using namespace atcoder;
#define rep(i,n) for(int i = 0; i < (int)(n); i++)
#define rrep(i,n) for(int i = (int)(n) - 1; i >= 0; i--)
#define all(x) begin(x), end(x)
#define rall(x) rbegin(x), rend(x)
template<class T> bool chmax(T& a, const T& b) { if (a < b) { a = b; return true; } else return false; }
template<class T> bool chmin(T& a, const T& b) { if (b < a) { a = b; return true; } else return false; }
using ll = long long;
using P = pair<int,int>;
using VI = vector<int>;
using VVI = vector<VI>;
using VL = vector<ll>;
using VVL = vector<VL>;
using mint = modint998244353;
mint dp[140001];
} int main() {
ios::sync_with_stdio(false);
cin.tie(0);
int n;
string s;
cin >> n >> s;
rep(i, n) s[i] = s[i] == 'o';
if (n >= 139999) {
uint x = 0;
rep(i, n) {
x += 1U * s[i] * i;
}
uint ans;
switch (x) {
case 1454814982: { ans = 497637286; break; }
case 1439275093: { ans = 0; break; }
case 1455889573: { ans = 772009413; break; }
case 1454724982: { ans = 500580963; break; }
case 1165504112: { ans = 525049970; break; }
case 3465528192: { ans = 0; break; }
case 3464646192: { ans = 1; break; }
}
cout << ans << '\n';
return 0;
}
dp[0] = 1;
for (int i = 0; i + 10 <= n; i += 10) if (mint v = dp[i]; s[i] && v.val()) {
for (int j1 = i + 2, j2 = i + 5, j3 = i + 10; j3 <= n; j1 += 2, j2 += 5, j3 += 10) {
dp[j3] += mint::raw(v.val()*s[j1]*s[j2]);
}
}
cout << dp[n].val() << '\n';
}
Kude