This documentation is automatically generated by online-judge-tools/verification-helper
// #define PROBLEM "https://yukicoder.me/problems/no/3044"
#define PROBLEM "https://onlinejudge.u-aizu.ac.jp/courses/lesson/2/ITP1/1/ITP1_1_A"
#include "../../Src/FPS/KthTerm.hpp"
/*
* yukicoder No. 3044 よくあるカエルさん
* https://yukicoder.me/submissions/1048080
*/
#include <iostream>
#include <vector>
#include "atcoder/modint"
using namespace zawa;
using mint = atcoder::modint998244353;
void solve() {
int N, T, k, l;
std::cin >> N >> T >> k >> l;
std::vector<mint> C(T);
C[0] = mint::raw(k - 1) / mint::raw(6);
C[1] = mint::raw(l - k) / mint::raw(6);
C[T - 1] = mint::raw(7 - l) / mint::raw(6);
std::vector<mint> A(T);
A[0] = 1;
for (int n = 1 ; n < T ; n++) {
for (int j = 1 ; j < T and n - j >= 0 ; j++) {
A[n] += C[j - 1] * A[n - j];
}
}
std::cout << KthTerm(N - 1, A, C, [](const auto& L, const auto& R) {
if (L.empty() or R.empty()) return std::vector<mint>{};
std::vector<mint> res(L.size() + R.size() - 1);
for (size_t i{} ; i < L.size() ; i++) for (size_t j{} ; j < R.size() ; j++) {
res[i + j] += L[i] * R[j];
}
return res;
}).val() << '\n';
}
int main() {
#ifdef ONLINE_JUDGE
solve();
#else
std::cout << "Hello World\n";
#endif
}
Traceback (most recent call last):
File "/opt/hostedtoolcache/Python/3.13.5/x64/lib/python3.13/site-packages/onlinejudge_verify/documentation/build.py", line 71, in _render_source_code_stat
bundled_code = language.bundle(stat.path, basedir=basedir, options={'include_paths': [basedir]}).decode()
~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.13.5/x64/lib/python3.13/site-packages/onlinejudge_verify/languages/cplusplus.py", line 187, in bundle
bundler.update(path)
~~~~~~~~~~~~~~^^^^^^
File "/opt/hostedtoolcache/Python/3.13.5/x64/lib/python3.13/site-packages/onlinejudge_verify/languages/cplusplus_bundle.py", line 401, in update
self.update(self._resolve(pathlib.Path(included), included_from=path))
~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.13.5/x64/lib/python3.13/site-packages/onlinejudge_verify/languages/cplusplus_bundle.py", line 260, in _resolve
raise BundleErrorAt(path, -1, "no such header")
onlinejudge_verify.languages.cplusplus_bundle.BundleErrorAt: atcoder/modint: line -1: no such header