結果
| 問題 |
No.2429 Happiest Tabehodai Ways
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2023-09-28 17:02:51 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 39 ms / 2,000 ms |
| コード長 | 1,767 bytes |
| コンパイル時間 | 1,924 ms |
| コンパイル使用メモリ | 197,112 KB |
| 最終ジャッジ日時 | 2025-02-17 02:47:56 |
|
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 |
|---|---|
| other | AC * 44 |
コンパイルメッセージ
main.cpp: In function ‘int main()’:
main.cpp:68:20: warning: format ‘%lld’ expects argument of type ‘long long int’, but argument 3 has type ‘i64’ {aka ‘long int’} [-Wformat=]
68 | printf("%d\n%lld\n", dp[k], sum);
| ~~~^ ~~~
| | |
| | i64 {aka long int}
| long long int
| %ld
main.cpp:26:10: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
26 | scanf("%d%d", &n, &k);
| ~~~~~^~~~~~~~~~~~~~~~
main.cpp:28:28: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
28 | for (auto& v : c) scanf("%d", &v);
| ~~~~~^~~~~~~~~~
main.cpp:29:28: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
29 | for (auto& v : d) scanf("%d", &v);
| ~~~~~^~~~~~~~~~
ソースコード
#include <bits/stdc++.h>
using namespace std::literals::string_literals;
using i64 = std::int_fast64_t;
using std::cerr;
using std::cin;
using std::cout;
using std::endl;
#if defined(DONLINE_JUDGE)
#define NDEBUG
#elif defined(ONLINE_JUDGE)
#define NDEBUG
#endif
template <typename T>
std::vector<T> make_v(size_t a) {
return std::vector<T>(a);
}
template <typename T, typename... Ts>
auto make_v(size_t a, Ts... ts) {
return std::vector<decltype(make_v<T>(ts...))>(a, make_v<T>(ts...));
}
int main() {
int n, k;
scanf("%d%d", &n, &k);
std::vector<int> c(n), d(n);
for (auto& v : c) scanf("%d", &v);
for (auto& v : d) scanf("%d", &v);
std::vector<int> max(1001, -1);
for (int i = 0; i < n; ++i) max[c[i]] = std::max(max[c[i]], d[i]);
std::vector<int> cnt(1001, 0);
for (int i = 0; i < n; ++i)
if (max[c[i]] == d[i]) cnt[c[i]] += 1;
std::vector<int> dp(k + 1);
for (int i = 0; i < k; ++i) {
for (int j = 0; j < 1001 and i + j <= k; ++j) {
if (max[j] == -1) continue;
dp[i + j] = std::max(dp[i + j], dp[i] + max[j]);
}
}
for (int i = 0; i < k; ++i) dp[i + 1] = std::max(dp[i + 1], dp[i]);
const int MOD = 998244353;
std::vector<i64> ans(k + 1);
ans[0] = 1;
for (int i = 0; i < k; ++i) {
for (int j = 0; j < 1001 and i + j <= k; ++j) {
if (cnt[j] == 0) continue;
if (dp[i] + max[j] + dp[k - (i + j)] != dp[k]) continue;
ans[i + j] += ans[i] * cnt[j] % MOD;
ans[i + j] %= MOD;
}
}
i64 sum = 0;
for (int i = 0; i <= k; ++i) {
if (dp[i] != dp[k]) continue;
sum = (sum + ans[i]) % MOD;
}
printf("%d\n%lld\n", dp[k], sum);
return 0;
}