Compilare: user.cpp: In function ‘int main()’: user.cpp:15:35: warning: array subscript has type ‘char’ [-Wchar-subscripts] ap[char(x)]++; ^ user.cpp:21:38: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(ap[char(k)]>maxi){ ^ user.cpp:8:25: warning: unused variable ‘k’ [-Wunused-variable] int n,t,i,j,x,p,k,vm; ^ user.cpp:27:38: warning: ‘p’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(maxi>n)g<<int(p)<<'\n'; ^~~~