Compilare: user.cpp: In function ‘int main()’: user.cpp:19:12: warning: array subscript has type ‘char’ [-Wchar-subscripts] g[i][0]=false; ^ user.cpp:20:12: warning: array subscript has type ‘char’ [-Wchar-subscripts] g[i][m+1]=false; ^ user.cpp:21:12: warning: array subscript has type ‘char’ [-Wchar-subscripts] v[i][0]='4'; ^ user.cpp:22:12: warning: array subscript has type ‘char’ [-Wchar-subscripts] v[i][m+1]='4'; ^ user.cpp:26:15: warning: array subscript has type ‘char’ [-Wchar-subscripts] g[0][i]=false; ^ user.cpp:27:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] g[n+1][i]=false; ^ user.cpp:28:15: warning: array subscript has type ‘char’ [-Wchar-subscripts] v[0][i]='4'; ^ user.cpp:29:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] v[n+1][i]='4'; ^ user.cpp:34:16: warning: array subscript has type ‘char’ [-Wchar-subscripts] g[i][j]=false; ^ user.cpp:34:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] g[i][j]=false; ^ user.cpp:35:20: warning: array subscript has type ‘char’ [-Wchar-subscripts] si>>v[i][j]; ^ user.cpp:35:23: warning: array subscript has type ‘char’ [-Wchar-subscripts] si>>v[i][j]; ^ user.cpp:43:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(g[i][j]==false&&v[i][j]!='0') ^ user.cpp:43:22: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(g[i][j]==false&&v[i][j]!='0') ^ user.cpp:43:35: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(g[i][j]==false&&v[i][j]!='0') ^ user.cpp:43:38: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(g[i][j]==false&&v[i][j]!='0') ^ user.cpp:47:23: warning: array subscript has type ‘char’ [-Wchar-subscripts]