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- #include<iostream>
- using namespace std;
- char mapa[1010][1010];
- int main(){
- int m, n, costa = 0;
- cin >> m >> n;
- for(int i = 0; i <= n+1; i++){
- for(int j = 0; j <= m+1; j++){
- mapa[i][j] = '.';
- }
- }
- for(int i = 1; i <= m; i++){ // linha
- for(int j = 1; j <= n; j++){ // coluna
- cin >> mapa[i][j];
- }
- }
- for(int i = 1; i <= m; i++){ // linha
- for(int j = 1; j <= n; j++){ // coluna
- if(mapa[i][j] == '#'){
- if(mapa[i][j-1] == '.' || mapa[i][j+1] == '.' || mapa[i-1][j] == '.' || mapa[i+1][j] == '.'){
- costa++;
- }
- }
- }
- }
- cout << costa << endl;
- return 0;
- }
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