Compilare: user.cpp: In function ‘void addInQueue(int, int, int)’: user.cpp:53:16: warning: narrowing conversion of ‘row’ from ‘int’ to ‘char’ inside { } [-Wnarrowing] q[right++] = {row, col, step}; ^ user.cpp:53:16: warning: narrowing conversion of ‘col’ from ‘int’ to ‘char’ inside { } [-Wnarrowing] user.cpp: In function ‘int main()’: user.cpp:67:24: warning: array subscript has type ‘char’ [-Wchar-subscripts] scanf("%s", a[i]+1); ^ user.cpp:74:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(a[i][j] == '*') ^ user.cpp:74:22: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(a[i][j] == '*') ^ user.cpp:76:24: warning: array subscript has type ‘char’ [-Wchar-subscripts] else if(a[i][j] == '.') free ++; ^ user.cpp:76:27: warning: array subscript has type ‘char’ [-Wchar-subscripts] else if(a[i][j] == '.') free ++; ^ user.cpp:87:18: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(!d[row][col][step]) ^ user.cpp:87:23: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(!d[row][col][step]) ^ user.cpp:89:18: warning: array subscript has type ‘char’ [-Wchar-subscripts] d[row][col][step] = 1; ^ user.cpp:89:23: warning: array subscript has type ‘char’ [-Wchar-subscripts] d[row][col][step] = 1; ^ user.cpp:100:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(d[i][j][length]) ^ user.cpp:100:22: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(d[i][j][length]) ^ user.cpp:58:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cobai.in", "r", stdin); ^ user.cpp:59:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cobai.out", "w", stdout); ^ user.cpp:64:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d\n", &n, &m); ^ user.cpp:67:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s", a[i]+1);