結果
| 問題 | No.165 四角で囲え! |
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2019-11-07 23:50:26 |
| 言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
CE
(最新)
AC
(最初)
|
| 実行時間 | - |
| コード長 | 2,301 bytes |
| コンパイル時間 | 698 ms |
| コンパイル使用メモリ | 90,420 KB |
| 最終ジャッジ日時 | 2024-11-14 21:49:22 |
| 合計ジャッジ時間 | 1,275 ms |
|
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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コンパイルエラー時のメッセージ・ソースコードは、提出者また管理者しか表示できないようにしております。(リジャッジ後のコンパイルエラーは公開されます)
ただし、clay言語の場合は開発者のデバッグのため、公開されます。
ただし、clay言語の場合は開発者のデバッグのため、公開されます。
コンパイルメッセージ
main.cpp:17:39: error: '::numeric_limits' has not been declared
17 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
| ^~~~~~~~~~~~~~
main.cpp:17:55: error: expected primary-expression before '>' token
17 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
| ^
main.cpp:17:61: error: no matching function for call to 'max()'
17 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
| ~~~~~^~
In file included from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/string:50,
from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/locale_classes.h:40,
from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/ios_base.h:41,
from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/ios:42,
from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/ostream:38,
from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/iostream:39,
from main.cpp:1:
/home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/stl_algobase.h:254:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
254 | max(const _Tp& __a, const _Tp& __b)
| ^~~
/home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/stl_algobase.h:254:5: note: template argument deduction/substitution failed:
main.cpp:17:61: note: candidate expects 2 arguments, 0 provided
17 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
| ~~~~~^~
/home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/stl_algobase.h:300:5: note: candidate: 'templat
ソースコード
#include <iostream>
#include <algorithm>
#include <iomanip>
#include <map>
#include <set>
#include <queue>
#include <stack>
#include <numeric>
#include <bitset>
#include <cmath>
static const int MOD = 1000000007;
using ll = long long;
using u32 = uint32_t;
using namespace std;
template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
template <class T, class U>
vector<T> make_v(U size, const T& init){ return vector<T>(static_cast<size_t>(size), init); }
template<class... Ts, class U>
auto make_v(U size, Ts... rest) { return vector<decltype(make_v(rest...))>(static_cast<size_t>(size), make_v(rest...)); }
template<class T> void chmin(T &a, const T &b){ a = (a < b ? a : b); }
template<class T> void chmax(T &a, const T &b){ a = (a > b ? a : b); }
int main() {
int n, b;
cin >> n >> b;
vector<int> xs(n), ys(n), ps(n);
for (int i = 0; i < n; ++i) {
cin >> xs[i] >> ys[i] >> ps[i];
}
auto zx = xs, zy = ys;
sort(zx.begin(), zx.end());
zx.erase(unique(zx.begin(), zx.end()), zx.end());
sort(zy.begin(), zy.end());
zy.erase(unique(zy.begin(), zy.end()), zy.end());
auto v = make_v(zy.size()+1, zx.size()+1, 0);
auto v2 = v;
auto fx = [&zx](int x){ return lower_bound(zx.begin(),zx.end(), x) - zx.begin(); };
auto fy = [&zy](int y){ return lower_bound(zy.begin(),zy.end(), y) - zy.begin(); };
for (int i = 0; i < n; ++i) {
v[fy(ys[i])+1][fx(xs[i])+1] += ps[i];
v2[fy(ys[i])+1][fx(xs[i])+1]++;
}
for (int i = 0; i < zy.size(); ++i) {
for (int j = 0; j < zx.size()+1; ++j) {
v[i+1][j] += v[i][j];
v2[i+1][j] += v2[i][j];
}
}
for (int i = 0; i < zy.size()+1; ++i) {
for (int j = 0; j < zx.size(); ++j) {
v[i][j+1] += v[i][j];
v2[i][j+1] += v2[i][j];
}
}
int ans = 0;
for (int i = 0; i < zy.size(); ++i) {
for (int j = i+1; j <= zy.size(); ++j) {
int l = 0, r = 0;
while(r < zx.size()){
r++;
while(l < r && v[j][r]-v[j][l]-v[i][r]+v[i][l] > b){
l++;
}
ans = max(ans, v2[j][r]-v2[j][l]-v2[i][r]+v2[i][l]);
}
}
}
cout << ans << "\n";
return 0;
}