oj.uz

답안 #440490

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
440490 2021-07-02T10:22:09 Z MahfuzAhmed Emacs (COCI20_emacs) C++14
50 / 50
 1 ms 344 KB 
/**
 *  author: mahfuzz
 *  created: 02.07.2021
**/
 
#include <bits/stdc++.h>
using namespace std;
#define debug(x) cout << '>' << #x << ':' << x << endl;
#define all(p) p.begin(),p.end()
typedef long long ll;

const int maxn = 200;

int mat[maxn][maxn];

int x[] = {0, 0, -1, 1};
int y[] = {-1, 1, 0, 0};
 
int main(int argc, char* argv[]){
    ios_base::sync_with_stdio(0);
    cin.tie(nullptr);
	
    int n, m; cin >> n >> m;
    
    char grid[n + 1][m + 1];
    
    for(int i = 1; i <= n; i++){
        for(int j = 1; j <= m; j++){
            cin >> grid[i][j];
        }
    }
    
    int cnt = 0;
    for(int i = 1; i <= n; i++){
        for(int j = 1; j <= m; j++){
            if(grid[i][j] == '*'){
                bool flag = false;
                for(int k = 0; k < 4 && !flag; k++){
                    int xx = i + x[k];
                    int yy = j + y[k];
                    
                    if(mat[xx][yy] != 0){
                        mat[i][j] = mat[xx][yy];
                        flag = true;
                    }
                    
                }
                
                if(!flag){
                    ++cnt;
                    mat[i][j] = cnt;
                }
            }
        }
    }
    cout << cnt << "\n";
    
    return 0;
}

Subtask #1
50.0 / 50.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 316 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 324 KB Output is correct
10 Correct 1 ms 332 KB Output is correct