結果
問題 | No.2433 Min Increasing Sequence |
ユーザー |
|
提出日時 | 2023-09-28 18:51:19 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 29 ms / 2,000 ms |
コード長 | 1,024 bytes |
コンパイル時間 | 2,002 ms |
コンパイル使用メモリ | 195,532 KB |
最終ジャッジ日時 | 2025-02-17 02:49:23 |
ジャッジサーバーID (参考情報) |
judge1 / judge4 |
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ファイルパターン | 結果 |
---|---|
other | AC * 32 |
コンパイルメッセージ
main.cpp: In function ‘int main()’: main.cpp:45:16: warning: format ‘%lld’ expects argument of type ‘long long int’, but argument 2 has type ‘i64’ {aka ‘long int’} [-Wformat=] 45 | printf("%lld\n", ans); | ~~~^ ~~~ | | | | | 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", &n); | ~~~~~^~~~~~~~~~ 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 : a) 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#endiftemplate <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;scanf("%d", &n);std::vector<int> a(n);for (auto& v : a) scanf("%d", &v);std::vector<int> mins(n + 1, 1 << 30);for (int i = n - 1; i >= 0; --i) mins[i] = std::min(mins[i + 1], a[i]);const int MOD = 998244353;i64 ans = 1;int last = -1;for (int i = 0; i < n; ++i) {if (mins[i] != a[i]) continue;if (last != -1) {ans = ans * (i - last + 1) % MOD;}last = i;}printf("%lld\n", ans);return 0;}