Compilare: user.cpp: In function ‘void bfs(poz, int, char)’: user.cpp:38:36: warning: narrowing conversion of ‘(((int)a.poz::l) + dl[p])’ from ‘int’ to ‘short int’ inside { } [-Wnarrowing] q[dr++] = {a.l + dl[p], a.c + dc[p]}; ^ user.cpp:38:49: warning: narrowing conversion of ‘(((int)a.poz::c) + dc[p])’ from ‘int’ to ‘short int’ inside { } [-Wnarrowing] q[dr++] = {a.l + dl[p], a.c + dc[p]}; ^ user.cpp: In function ‘int main()’: user.cpp:46:41: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d ", &nrlin, &nrcol); ^ user.cpp:49:39: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fgets(m[i] + 1, MAXN + 5, fin); ^