Compilare: user.cpp: In function ‘int main()’: user.cpp:26:24: warning: array subscript has type ‘char’ [-Wchar-subscripts] mare[i+1][c]=mare[i][c]+1; ^ user.cpp:26:35: warning: array subscript has type ‘char’ [-Wchar-subscripts] mare[i+1][c]=mare[i][c]+1; ^ user.cpp:27:24: warning: array subscript has type ‘char’ [-Wchar-subscripts] else mic[i+1][c]=mic[i][c]+1; ^ user.cpp:27:34: warning: array subscript has type ‘char’ [-Wchar-subscripts] else mic[i+1][c]=mic[i][c]+1; ^ user.cpp: In function ‘bool solve(long long int, long long int, long long int, bool)’: user.cpp:17:1: warning: control reaches end of non-void function [-Wreturn-type] } ^