#include #include #include using namespace std; int main() { int n, m; cin >> n >> m; char mat[n][m]; int si, sj; int ei, ej; for(int i = 0; i < n; i++) { for(int j = 0; j < m; j++) { cin >> mat[i][j]; if(mat[i][j] == 'S') { si = i; sj = j; } if(mat[i][j] == 'E') { ei = i; ej = j; } } } queue q; q.push(si); q.push(sj); q.push(0); vector> visited(n, vector(m, false)); visited[si][sj] = true; while(!q.empty()) { int ci = q.front(); q.pop(); int cj = q.front(); q.pop(); int distance = q.front(); q.pop(); if(ci == ei and cj == ej) { cout << "Najkratok pat iznesuva: " << distance << endl; break; } cout << "{ci: " << ci << " " << ", cj: " << cj << ", " << distance << "}" << endl; if(ci + 1 < n and mat[ci + 1][cj] != '#' and !visited[ci + 1][cj]) { q.push(ci + 1); q.push(cj); q.push(distance + 1); visited[ci + 1][cj] = true; } if(ci - 1 >= 0 and mat[ci - 1][cj] != '#' and !visited[ci - 1][cj]) { q.push(ci - 1); q.push(cj); q.push(distance + 1); visited[ci - 1][cj] = true; } if(cj + 1 < m and mat[ci][cj + 1] != '#' and !visited[ci][cj + 1]) { q.push(ci); q.push(cj + 1); q.push(distance + 1); visited[ci][cj + 1] = true; } if(cj - 1 >= 0 and mat[ci][cj - 1] != '#' and !visited[ci][cj - 1]) { q.push(ci); q.push(cj - 1); q.push(distance + 1); visited[ci][cj - 1] = true; } } return 0; } /* 4 3 S.. .#. .#. E.. **/