結果

問題 No.2946 Puyo
ユーザー hibit_athibit_at
提出日時 2024-10-25 22:18:19
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 202 ms / 2,000 ms
コード長 5,270 bytes
コンパイル時間 1,616 ms
コンパイル使用メモリ 129,824 KB
実行使用メモリ 38,656 KB
最終ジャッジ日時 2024-10-25 22:18:28
合計ジャッジ時間 8,020 ms
ジャッジサーバーID
（参考情報） 		judge4 / judge1
このコードへのチャレンジ
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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 AC 1 ms
6,816 KB
testcase_01 AC 2 ms
6,816 KB
testcase_02 AC 2 ms
6,816 KB
testcase_03 AC 166 ms
8,448 KB
testcase_04 AC 165 ms
8,576 KB
testcase_05 AC 158 ms
8,576 KB
testcase_06 AC 162 ms
8,576 KB
testcase_07 AC 161 ms
8,576 KB
testcase_08 AC 13 ms
6,816 KB
testcase_09 AC 54 ms
6,816 KB
testcase_10 AC 12 ms
6,820 KB
testcase_11 AC 85 ms
6,816 KB
testcase_12 AC 13 ms
6,820 KB
testcase_13 AC 2 ms
6,816 KB
testcase_14 AC 20 ms
6,816 KB
testcase_15 AC 10 ms
6,820 KB
testcase_16 AC 30 ms
6,816 KB
testcase_17 AC 97 ms
6,820 KB
testcase_18 AC 4 ms
6,816 KB
testcase_19 AC 41 ms
6,816 KB
testcase_20 AC 55 ms
6,820 KB
testcase_21 AC 90 ms
6,816 KB
testcase_22 AC 13 ms
6,820 KB
testcase_23 AC 52 ms
6,816 KB
testcase_24 AC 119 ms
6,816 KB
testcase_25 AC 109 ms
6,820 KB
testcase_26 AC 121 ms
6,816 KB
testcase_27 AC 4 ms
6,816 KB
testcase_28 AC 122 ms
16,768 KB
testcase_29 AC 175 ms
16,000 KB
testcase_30 AC 89 ms
11,904 KB
testcase_31 AC 135 ms
16,512 KB
testcase_32 AC 110 ms
9,216 KB
testcase_33 AC 86 ms
6,816 KB
testcase_34 AC 125 ms
9,472 KB
testcase_35 AC 99 ms
7,552 KB
testcase_36 AC 102 ms
8,576 KB
testcase_37 AC 105 ms
7,936 KB
testcase_38 AC 75 ms
6,820 KB
testcase_39 AC 71 ms
6,816 KB
testcase_40 AC 48 ms
6,820 KB
testcase_41 AC 97 ms
6,820 KB
testcase_42 AC 89 ms
6,816 KB
testcase_43 AC 152 ms
29,312 KB
testcase_44 AC 202 ms
38,656 KB
testcase_45 AC 144 ms
20,864 KB
testcase_46 AC 70 ms
7,808 KB
testcase_47 AC 103 ms
10,752 KB
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 # 

#include <algorithm>
#include <iostream>
#include <iomanip>
#include <limits.h>
#include <map>
#include <math.h>
#include <numeric>
#include <queue>
#include <set>
#include <sstream>
#include <string>
#include <utility>
#include <vector>
#include <stack>
#include <complex>

using namespace std;
#define rep(i, n) for (int i = 0; i < n; i++)
#define rep1(i, n) for (int i = 1; i < n + 1; i++)
#define rev(i, n) for (int i = n - 1; i >= 0; i--)
#define all(A) A.begin(), A.end()
#define itr(A, l, r) A.begin() + l, A.begin() + r
#define debug(var) cout << #var << " = " << var << endl;
typedef long long ll;

template <typename T1, typename T2>
ostream &operator<<(ostream &os, const pair<T1, T2> &p)
{
    os << "(" << p.first << "," << p.second << ")";
    return os;
}

template <typename T1, typename T2>
istream &operator>>(istream &is, pair<T1, T2> &p)
{
    is >> p.first >> p.second;
    return is;
}

template <typename T>
ostream &operator<<(ostream &os, const vector<T> &v)
{
    for (int i = 0; i < (int)v.size(); i++)
    {
        os << v[i] << (i + 1 != (int)v.size() ? " " : "");
    }
    return os;
}

template <typename T>
ostream &operator<<(ostream &os, const vector<vector<T>> &v)
{
    for (int i = 0; i < (int)v.size(); i++)
    {
        os << v[i] << endl;
    }
    return os;
}

template <typename T>
ostream &operator<<(ostream &os, const vector<vector<vector<T>>> &v)
{
    int n = v.size();
    int m = v[0].size();
    int p = v[0][0].size();
    rep(k, p)
    {
        os << "k = " << k << endl;
        rep(i, n)
        {
            rep(j, m)
            {
                os << v[i][j][k];
                if (j < m - 1)
                {
                    os << " ";
                }
                else
                {
                    os << endl;
                }
            }
        }
    }
    return os;
}

template <typename T>
istream &operator>>(istream &is, vector<T> &v)
{
    for (T &in : v)
        is >> in;
    return is;
}

template <typename T, typename S>
ostream &operator<<(ostream &os, map<T, S> &mp)
{
    for (auto &[key, val] : mp)
    {
        os << key << ":" << val << " ";
    }
    cout << endl;
    return os;
}

template <typename T>
ostream &operator<<(ostream &os, set<T> st)
{
    auto itr = st.begin();
    for (int i = 0; i < (int)st.size(); i++)
    {
        os << *itr << (i + 1 != (int)st.size() ? " " : "");
        itr++;
    }
    return os;
}

template <typename T>
ostream &operator<<(ostream &os, multiset<T> st)
{
    auto itr = st.begin();
    for (int i = 0; i < (int)st.size(); i++)
    {
        os << *itr << (i + 1 != (int)st.size() ? " " : "");
        itr++;
    }
    return os;
}

template <typename T>
ostream &operator<<(ostream &os, queue<T> q)
{
    while (q.size())
    {
        os << q.front() << " ";
        q.pop();
    }
    return os;
}

template <typename T>
ostream &operator<<(ostream &os, deque<T> q)
{
    while (q.size())
    {
        os << q.front() << " ";
        q.pop_front();
    }
    return os;
}

template <typename T>
ostream &operator<<(ostream &os, stack<T> st)
{
    while (st.size())
    {
        os << st.top() << " ";
        st.pop();
    }
    return os;
}

template <typename T>
ostream &operator<<(ostream &os, priority_queue<T> pq)
{
    while (pq.size())
    {
        os << pq.top() << " ";
        pq.pop();
    }
    return os;
}

template <typename T>
ostream &operator<<(ostream &os, priority_queue<T, vector<T>, greater<T>> mpq)
{
    while (mpq.size())
    {
        os << mpq.top() << " ";
        mpq.pop();
    }
    return os;
}

int main(){
    int h,w;
    cin >> h >> w;
    vector<vector<char>> maze(h,vector<char>(w));
    cin >> maze;
    // cout << maze << endl;
    vector<vector<bool>> seen(h,vector<bool>(w));
    vector<vector<int>> dist(h,vector<int>(w));
    rep(i,h){
        rep(j,w){
            if(seen[i][j]){
                continue;
            }
            vector<int> dx = {1,-1,0,0};
            vector<int> dy = {0,0,1,-1};
            set<pair<int,int>> st;
            seen[i][j] = true;
            st.insert({i,j});
            char head = maze[i][j];
            auto dfs = [&](auto dfs, int cx,int cy)->int{
                int ans = 1;
                rep(k,4){
                    int nx = cx + dx[k];
                    int ny = cy + dy[k];
                    if(nx<0 || h<=nx){
                        continue;
                    }
                    if(ny<0 || w<=ny){
                        continue;
                    }
                    if(seen[nx][ny]){
                        continue;
                    }
                    if(maze[nx][ny] != head){
                        continue;
                    }
                    seen[nx][ny] = true;
                    st.insert({nx,ny});
                    ans += dfs(dfs,nx,ny);
                }
                return ans;
            };
            int tmp = dfs(dfs,i,j);
            // debug(tmp);
            if(tmp >= 4){
                for(auto [cx,cy] : st){
                    maze[cx][cy] = '.';
                }
            }
        }
    }
    // cout << maze << endl;
    for(auto &ans : maze){
        for(auto a : ans){
            cout << a;
        }
        cout << endl;
    }
}
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