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- #include<iostream>
- using namespace std;
- char mapa[1000][1000];
- int main(){
- int m, n, costa = 0;
- cin >> m >> n;
- for(int i = 0; i < m; i++){ // linha
- for(int j = 0; j < n; j++){ // coluna
- cin >> mapa[i][j];
- }
- }
- for(int i = 0; i < m; i++){ // linha
- for(int j = 0; j < n; j++){ // coluna
- if(i == 0 || j == 0 || i == (m-1) || j == (n-1) ){ // se for as extremidades analiso aqui
- if(mapa[i][j] == '#'){
- costa++;
- }
- }else{ // senao for, analiso aq
- 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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