結果
| 問題 |
No.2408 Lakes and Fish
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2023-08-11 21:34:47 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 63 ms / 2,000 ms |
| コード長 | 1,312 bytes |
| コンパイル時間 | 2,138 ms |
| コンパイル使用メモリ | 199,092 KB |
| 最終ジャッジ日時 | 2025-02-16 01:07:35 |
|
ジャッジサーバーID (参考情報) |
judge5 / judge4 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 19 |
コンパイルメッセージ
main.cpp: In function ‘int main()’:
main.cpp:66:20: warning: format ‘%lld’ expects argument of type ‘long long int’, but argument 2 has type ‘i64’ {aka ‘long int’} [-Wformat=]
66 | printf("%lld\n", ans);
| ~~~^ ~~~
| | |
| | i64 {aka long int}
| long long int
| %ld
main.cpp:29:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
29 | scanf("%d%d", &n, &m);
| ~~~~~^~~~~~~~~~~~~~~~
main.cpp:33:22: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
33 | scanf("%d", &v);
| ~~~~~^~~~~~~~~~
main.cpp:37:22: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
37 | scanf("%d%d%d", &f[i], &b[i], &w[i]);
| ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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, m;
scanf("%d%d", &n, &m);
std::vector<int> l(n);
for (auto &v : l)
scanf("%d", &v);
std::vector<int> f(m), b(m), w(m);
for (int i = 0; i < m; ++i)
scanf("%d%d%d", &f[i], &b[i], &w[i]);
std::vector<int> ord(m);
std::iota(ord.begin(), ord.end(), 0);
std::sort(ord.begin(), ord.end(), [&](int i, int j)
{ return f[i] < f[j]; });
i64 ans = std::accumulate(b.begin(), b.end(), 0LL);
int j = 0;
for (int i : ord)
{
while (j < n and l[j] <= f[i])
++j;
if (j < n and l[j] == f[i])
continue;
int near = 1 << 30;
if (j < n)
near = std::min(near, l[j] - f[i]);
if (j - 1 >= 0)
near = std::min(near, f[i] - l[j - 1]);
const int prev = b[i];
const int next = w[i] - near;
if (next > prev)
ans += next - prev;
}
printf("%lld\n", ans);
return 0;
}