結果
問題 |
No.2429 Happiest Tabehodai Ways
|
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; }