結果
| 問題 |
No.914 Omiyage
|
| コンテスト | |
| ユーザー |
ngtkana
|
| 提出日時 | 2019-10-25 21:30:29 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 3 ms / 2,000 ms |
| コード長 | 2,940 bytes |
| コンパイル時間 | 2,477 ms |
| コンパイル使用メモリ | 201,520 KB |
| 最終ジャッジ日時 | 2025-01-08 01:04:20 |
|
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 18 |
ソースコード
#include <bits/stdc++.h>
#define loop(n) for (int ngtkana_is_genius = 0; ngtkana_is_genius < int(n); ngtkana_is_genius++)
#define rep(i, begin, end) for(int i = int(begin); i < int(end); i++)
#define all(v) v.begin(), v.end()
#define rand(l, r) std::uniform_int_distribution<>(l, r)(mt)
using lint = long long;
auto mt = std::mt19937_64(std::random_device{}());
auto cmn = [](auto& a, auto b){if (a > b) {a = b; return true;} return false;};
auto cmx = [](auto& a, auto b){if (a < b) {a = b; return true;} return false;};
void debug_impl() { std::cerr << std::endl; }
template <typename Head, typename... Tail>
void debug_impl(Head head, Tail... tail){
std::cerr << " " << head;
debug_impl(tail...);
}
#ifndef STOPIT
#define debug(...)\
std::cerr << std::boolalpha << "[" << #__VA_ARGS__ << "]:";\
debug_impl(__VA_ARGS__);\
std::cerr << std::noboolalpha;
#else
#define debug 0;
#endif
template < typename Container, typename Value = typename Container::value_type, std::enable_if_t<!std::is_same< Container, std::string >::value, std::nullptr_t> = nullptr>
std::istream& operator>> (std::istream& is, Container& v)
{ for (auto & x : v) { is >> x; } return is; }
template < typename Container, typename Value = typename Container::value_type, std::enable_if_t<!std::is_same< Container, std::string >::value, std::nullptr_t> = nullptr >
std::ostream& operator<< (std::ostream& os, Container const& v) {
os << "{";
for (auto it = v.begin(); it != v.end(); it++)
{os << (it != v.begin() ? "," : "") << *it;}
return os << "}";
}
template <typename T>
auto make_vector_impl(size_t sz, T t) {return std::vector<T>(sz, t);}
template <size_t N, typename T, typename U, std::enable_if_t<N == 1, std::nullptr_t> = nullptr>
auto make_vector(size_t sz, U u) {return make_vector_impl(sz, T(u));}
template <size_t N, typename T, std::enable_if_t<N == 1, std::nullptr_t> = nullptr>
auto make_vector(size_t sz) {return std::vector<T>(sz);}
template <size_t N, typename T, typename... Args, std::enable_if_t<N != 1, std::nullptr_t> = nullptr>
auto make_vector(size_t a, Args... args) {return make_vector_impl(a, make_vector<N - 1, T>(args...));}
template <typename T, typename Size_t>
auto& at(T& t, Size_t i) {return t.at(i);}
template <typename T, typename Size_t, typename... Args>
auto& at(T& t, Size_t i, Args... args) {return at(t.at(i), args...);}
int main() {
std::cin.tie(0); std::cin.sync_with_stdio(false);
int n, m, k;
std::cin >> n >> m >> k;
auto a = make_vector< 2, int > (n, m);
std::cin >> a;
std::vector< int > dp(k + 1, false);
dp.at(k) = true;
for (auto v : a) {
std::vector< int > new_dp(k + 1, false);
for (auto x : v) {
rep(i, 0, k + 1 - x) {
new_dp.at(i) |= dp.at(i + x);
}
}
std::swap(dp, new_dp);
// debug(dp);
}
auto ret = -1;
for (auto i = k; i >= 0; i--) {
if (dp.at(i)) ret = i;
}
std::cout << ret << std::endl;
return 0;
}
ngtkana