Compilare: main.cpp: In function 'int main()': main.cpp:33:34: warning: array subscript has type 'char' [-Wchar-subscripts] 33 | q[i].l=q[v].l+dx[dir[ch]]; | ^~ main.cpp:34:34: warning: array subscript has type 'char' [-Wchar-subscripts] 34 | q[i].c=q[v].c+dy[dir[ch]]; | ^~ main.cpp:83:14: warning: 'c1' may be used uninitialized [-Wmaybe-uninitialized] 83 | a[c1]=1; | ~~~~~^~ main.cpp:70:15: note: 'c1' was declared here 70 | int x,c1; | ^~