Compilare: main.cpp: In function 'void buildPath(short int, short int)': main.cpp:30:28: warning: array subscript has type 'char' [-Wchar-subscripts] new_i = i+row_dir[k]; ^ main.cpp:31:28: warning: array subscript has type 'char' [-Wchar-subscripts] new_j = j+col_dir[k]; ^ main.cpp: In function 'int main()': main.cpp:103:18: warning: 'col' may be used uninitialized in this function [-Wmaybe-uninitialized] afisareTraseu(row, col); ~~~~~~~~~~~~~^~~~~~~~~~ main.cpp:103:18: warning: 'row' may be used uninitialized in this function [-Wmaybe-uninitialized]