Submission #245878

#	Time	Username	Problem	Language	Result	Execution time	Memory
245878		Ort	Emacs (COCI20_emacs)	C++11	50 / 50	5 ms	512 KiB

emacs

#include<bits/stdc++.h>
#define ll long long

using namespace std;

int n, m, s;
string mt[101];
bool v[101][101];
 
void ff(int y, int x) {
	if(y>=n || x>=m || y<0 || x<0 || v[y][x] || mt[y][x]=='.') return;
	v[y][x] = 1;
	ff(y+1,x); ff(y,x+1); ff(y-1,x); ff(y,x-1);
}

int main() {
	
	ios_base::sync_with_stdio(0); 
	cin.tie(0); cout.tie(0);
	
	cin >> n >> m;
	
	for(int i=0;i<n;i++) cin >> mt[i];
		
	for(int i=0;i<n;i++)
		for(int j=0;j<m;j++)
			if(!v[i][j] && mt[i][j]=='*') {
				s++;
				ff(i, j);
			}
	
	cout << s;
	
	return 0;
}

• Subtask 1: 50 / 50