Submission #1055374

#	Time	Username	Problem	Language	Result	Execution time	Memory
1055374		fryingduc	Emacs (COCI20_emacs)	C++17	50 / 50	1 ms	476 KiB

emacs

/* #pragma GCC optimize("Ofast,unroll-loops") */
#include "bits/stdc++.h"
using namespace std;

#ifdef duc_debug
#include "bits/debug.h"
#else 
#define debug(...)     
#endif

/* #define int long long */

bool vis[105][105];
char a[105][105];
int n, m;
void dfs(int x, int y){
    if(x > n || y > m) return;
    if(!vis[x][y] and a[x][y] == '*'){
        vis[x][y] = 1;
        dfs(x + 1, y);
        dfs(x, y + 1);
    }
}
void solve(){
    cin >> n >> m;
    for(int i = 1; i <= n; i++){
        for(int j = 1; j <= m; j++){
            cin >> a[i][j];
        }
    }
    int ans = 0;
    for(int i = 1; i <= n; i++){
        for(int j = 1; j <= m; j++){
            if(!vis[i][j] and a[i][j] == '*'){
                dfs(i, j);
                ans++;
                debug(i, j);
            }
        }
    }
    cout << ans;
}
signed main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);

    int test = 1;
    /* cin >> test; */
    for(int i = 1; i <= test; i++){
        /* cout << "Case " << "#" << i << ": "; */
        solve();
    }

    return 0;
}

• Subtask 1: 50 / 50