結果

問題 No.1710 Minimum OR is X
ユーザー keijak
提出日時 2021-10-16 01:47:22
言語 C++17(gcc12)
(gcc 12.3.0 + boost 1.87.0)
結果
CE  
(最新)
AC  
(最初)
実行時間 -
コード長 4,349 bytes
コンパイル時間 13,216 ms
コンパイル使用メモリ 398,680 KB
最終ジャッジ日時 2025-01-25 01:28:06
ジャッジサーバーID
(参考情報)
judge4 / judge4
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コンパイルエラー時のメッセージ・ソースコードは、提出者また管理者しか表示できないようにしております。(リジャッジ後のコンパイルエラーは公開されます)
ただし、clay言語の場合は開発者のデバッグのため、公開されます。

コンパイルメッセージ
main.cpp: In function 'auto solve()':
main.cpp:133:14: error: call of overloaded 'ssize(std::string&)' is ambiguous
  133 |   check(ssize(X) == m);
      |         ~~~~~^~~
main.cpp:26:12: note: candidate: 'int ssize(const T&) [with T = std::__cxx11::basic_string<char>]'
   26 | inline int ssize(const T &a) {
      |            ^~~~~
In file included from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.4.0/include/c++/12/string:52,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.4.0/include/c++/12/bits/locale_classes.h:40,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.4.0/include/c++/12/bits/ios_base.h:41,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.4.0/include/c++/12/ios:42,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.4.0/include/c++/12/istream:38,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.4.0/include/c++/12/sstream:38,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.4.0/include/c++/12/complex:45,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.4.0/include/c++/12/ccomplex:39,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.4.0/include/c++/12/x86_64-pc-linux-gnu/bits/stdc++.h:54,
                 from main.cpp:1:
/home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.4.0/include/c++/12/bits/range_access.h:351:5: note: candidate: 'constexpr std::common_type_t<long int, typename std::make_signed<decltype (__cont.size())>::type> std::ssize(const _Container&) [with _Container = __cxx11::basic_string<char>; common_type_t<long int, typename make_signed<decltype (__cont.size())>::type> = long int; typename make_signed<decltype (__cont.size())>::type = long int; decltype (__cont.size()) = long unsigned int]'
  351 |     ssize(const _Container& __cont)
      |     ^~~~~

ソースコード

diff #
プレゼンテーションモードにする

#include <bits/stdc++.h>
#define REP_(i, a_, b_, a, b, ...) \
for (int i = (a), END_##i = (b); i < END_##i; ++i)
#define REP(i, ...) REP_(i, __VA_ARGS__, __VA_ARGS__, 0, __VA_ARGS__)
#define ALL(x) std::begin(x), std::end(x)
using i64 = long long;
#include <atcoder/modint>
using Mint = atcoder::modint998244353;
std::ostream &operator<<(std::ostream &os, const Mint &m) {
return os << m.val();
}
#include <boost/multiprecision/cpp_int.hpp>
using Int = boost::multiprecision::checked_cpp_int;
namespace multip = boost::multiprecision;
template<typename T, typename U>
inline bool chmax(T &a, U b) {
return a < b and ((a = std::move(b)), true);
}
template<typename T, typename U>
inline bool chmin(T &a, U b) {
return a > b and ((a = std::move(b)), true);
}
template<typename T>
inline int ssize(const T &a) {
return (int) a.size();
}
template<class T>
inline std::ostream &print_one(const T &x, char endc) {
if constexpr (std::is_same_v<T, bool>) {
return std::cout << (x ? "Yes" : "No") << endc;
} else {
return std::cout << x << endc;
}
}
template<class T>
inline std::ostream &print(const T &x) { return print_one(x, '\n'); }
template<typename T, typename... Ts>
std::ostream &print(const T &head, Ts... tail) {
return print_one(head, ' '), print(tail...);
}
inline std::ostream &print() { return std::cout << '\n'; }
template<typename Container>
std::ostream &print_seq(const Container &a, std::string_view sep = " ",
std::string_view ends = "\n",
std::ostream &os = std::cout) {
auto b = std::begin(a), e = std::end(a);
for (auto it = std::begin(a); it != e; ++it) {
if (it != b) os << sep;
os << *it;
}
return os << ends;
}
template<typename T, typename = void>
struct is_iterable : std::false_type {};
template<typename T>
struct is_iterable<T, std::void_t<decltype(std::begin(std::declval<T>())),
decltype(std::end(std::declval<T>()))>>
: std::true_type {
};
template<typename T, typename = std::enable_if_t<
is_iterable<T>::value && !std::is_same<T, std::string>::value>>
std::ostream &operator<<(std::ostream &os, const T &a) {
return print_seq(a, ", ", "", (os << "{")) << "}";
}
struct VersatileInput {
template<typename T>
operator T() const {
T x;
std::cin >> x;
return x;
}
struct Sized {
std::size_t n;
template<typename T>
operator T() const {
T x(n);
for (auto &e: x) std::cin >> e;
return x;
}
};
Sized operator()(std::size_t n) const { return {n}; }
} const in;
inline void check(bool cond, const char *message = "!ERROR!") {
if (not cond) throw std::runtime_error(message);
}
#ifdef MY_DEBUG
#include "debug_dump.hpp"
#else
#define DUMP(...)
#define cerr if(false)std::cerr
#endif
using namespace std;
template<class T = Mint>
struct Factorials {
// factorials and inverse factorials.
std::vector<T> fact, ifact;
// n: max cached value.
Factorials(int n) : fact(n + 1), ifact(n + 1) {
assert(n >= 0);
assert(n < T::mod());
fact[0] = 1;
for (int i = 1; i <= n; ++i) {
fact[i] = fact[i - 1] * i;
}
ifact[n] = fact[n].inv();
for (int i = n; i >= 1; --i) {
ifact[i - 1] = ifact[i] * i;
}
}
// Combination (nCk)
T C(int n, int k) const {
if (k < 0 || k > n) return 0;
return fact[n] * ifact[k] * ifact[n - k];
}
};
auto solve() {
const int n = in, m = in, K = in;
string X = in;
check(ssize(X) == m);
Factorials fs(n);
auto dp = vector(m + 1, vector(n + 1, Mint(0)));
dp[0][n] = 1;
REP(i, m) {
bool is_one = X[i] == '1';
if (is_one) {
REP(j, K, n + 1) {
if (dp[i][j].val() == 0) continue;
Mint q = 0;
REP(t, K) q += fs.C(j, t);
dp[i + 1][j] += dp[i][j] * Mint(2).pow(n - j) * q;
}
} else {
REP(j, K, n + 1) {
for (int j2 = j; j2 >= K; --j2) {
if (dp[i][j].val() == 0) continue;
dp[i + 1][j2] += dp[i][j] * Mint(2).pow(n - j) * fs.C(j, j2);
}
}
}
}
Mint ans;
for (int i = K; i <= n; ++i) {
ans += dp[m][i];
}
return ans;
}
int main() {
ios_base::sync_with_stdio(false), cin.tie(nullptr);
cout << std::fixed << std::setprecision(18);
const int T = 1;//in;
REP(t, T) {
auto ans = solve();
print(ans);
}
}
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