結果

問題 No.2855 Move on Grid
ユーザー ルクルク
提出日時 2024-08-25 16:05:23
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
WA  
実行時間 -
コード長 3,467 bytes
コンパイル時間 7,144 ms
コンパイル使用メモリ 312,476 KB
実行使用メモリ 218,496 KB
最終ジャッジ日時 2024-08-25 16:06:24
合計ジャッジ時間 57,135 ms
ジャッジサーバーID
(参考情報)
judge5 / judge4
このコードへのチャレンジ
(要ログイン)

テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 WA -
testcase_01 WA -
testcase_02 WA -
testcase_03 WA -
testcase_04 WA -
testcase_05 WA -
testcase_06 WA -
testcase_07 WA -
testcase_08 WA -
testcase_09 WA -
testcase_10 AC 1,599 ms
218,368 KB
testcase_11 AC 1,538 ms
218,240 KB
testcase_12 AC 1,511 ms
218,240 KB
testcase_13 AC 1,555 ms
218,368 KB
testcase_14 AC 1,602 ms
218,368 KB
testcase_15 AC 1,571 ms
218,240 KB
testcase_16 AC 1,589 ms
218,240 KB
testcase_17 AC 1,565 ms
218,368 KB
testcase_18 AC 1,584 ms
218,240 KB
testcase_19 AC 1,555 ms
218,368 KB
testcase_20 WA -
testcase_21 WA -
testcase_22 WA -
testcase_23 WA -
testcase_24 WA -
testcase_25 WA -
testcase_26 WA -
testcase_27 WA -
testcase_28 WA -
testcase_29 WA -
testcase_30 WA -
testcase_31 WA -
testcase_32 WA -
testcase_33 WA -
testcase_34 WA -
testcase_35 WA -
testcase_36 AC 1,748 ms
218,240 KB
testcase_37 WA -
testcase_38 WA -
testcase_39 WA -
権限があれば一括ダウンロードができます

ソースコード

diff #

#pragma GCC target("avx2")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#include <bits/stdc++.h>
#if __has_include(<atcoder/all>)
#include <atcoder/all>
using namespace atcoder;
#endif
#include <chrono>
#include <unistd.h>
using namespace std;
using namespace chrono;
#define rep(i, n) for (ll i = 0; i < (n); ++i)
#define rep1(i, n) for (ll i = 1; i <= (n); ++i)
#define rrep(i, n) for (ll i = n; i > 0; --i)
#define bitrep(i, n) for (ll i = 0; i < (1 << n); ++i)
#define all(a) (a).begin(), (a).end()
#define yesNo(b) ((b) ? "Yes" : "No")
using ll = long long;
using ull = unsigned long long;
using ld = long double;
using mint = modint998244353;
using MINT = modint1000000007;
string alphabet = "abcdefghijklmnopqrstuvwxyz";
string ALPHABET = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
constexpr double pi = 3.141592653589793;
constexpr ll smallMOD = 998244353;
constexpr ll bigMOD = 1000000007;
constexpr ll dx[] = {1, 0, -1, 0, 1, -1, -1, 1};
constexpr ll dy[] = {0, 1, 0, -1, 1, 1, -1, -1};
struct Init
{
    Init()
    {
        ios::sync_with_stdio(0);
        cin.tie(0);
        cout << fixed << setprecision(15);
    }
} init;
template <typename T>
ostream &operator<<(ostream &os, const vector<T> &vec)
{
    os << "[";
    rep(i, vec.size())
    {
        os << vec[i];
        if (i != vec.size() - 1)
            os << ", ";
    }
    os << "]";
    return os;
}
template <typename T>
ostream &operator<<(ostream &os, const vector<vector<T>> &vec)
{
    os << "[";
    rep(i, vec.size())
    {
        os << vec[i];
        if (i != vec.size() - 1)
            os << ", ";
    }
    os << "]";
    return os;
}

// graph_template
struct Edge
{
    ll to;
    ll cost;
    Edge(ll to, ll cost) : to(to), cost(cost) {}
    bool operator>(const Edge &e) const
    {
        return cost > e.cost;
    }
};

int main()
{
    ll n, m, k;
    cin >> n >> m >> k;
    vector<vector<ll>> mp(n, vector<ll>(m, 0));
    rep(i, n)
    {
        rep(j, m)
        {
            cin >> mp[i][j];
        }
    }
    // 右にm個、下にn個移動したときのパス.
    vector<vector<vector<ll>>> dp(n, vector<vector<ll>>(m, vector<ll>()));
    dp[0][0] = {mp[0][0]};
    rep1(i, n - 1)
    {
        vector<ll> tmp = dp[i - 1][0];
        tmp.push_back(mp[i][0]);
        sort(all(tmp));
        dp[i][0] = tmp;
    }
    rep1(j, m - 1)
    {
        vector<ll> tmp = dp[0][j - 1];
        tmp.push_back(mp[0][j]);
        sort(all(tmp));
        dp[0][j] = tmp;
    }
    rep(i, n)
    {
        rep(j, m)
        {
            if (i == 0 || j == 0)
                continue;
            vector<ll> tmp1 = dp[i - 1][j];
            vector<ll> tmp2 = dp[i][j - 1];
            ll addNum = mp[i][j];
            tmp1.push_back(addNum);
            tmp2.push_back(addNum);
            sort(all(tmp1));
            sort(all(tmp2));
            ll t1 = 1e9, t2 = 1e9;
            rep(i, tmp1.size())
            {
                if (i < k)
                    break;
                t1 = min(t1, tmp1[i]);
                t2 = min(t2, tmp2[i]);
            }
            if (t1 > t2)
            {
                dp[i][j] = tmp1;
            }
            else
            {
                dp[i][j] = tmp2;
            }
        }
    }
    vector<ll> last = dp[n - 1][m - 1];
    sort(all(last));
    rep(i, k)
    {
        if (i >= last.size())
            break;
        last[i] = 1e9;
    }
    cout << *min_element(all(last)) << endl;
    return 0;
}
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