Compilare: user.cpp: In function ‘int main()’: user.cpp:19:27: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(sol[n]<=sol[p[c]]){ ^ user.cpp:20:27: warning: array subscript has type ‘char’ [-Wchar-subscripts] sol[n]=sol[p[c]]; ^ user.cpp:21:21: warning: array subscript has type ‘char’ [-Wchar-subscripts] t[n]=p[c]; ^ user.cpp:30:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(sol[p[c]]<sol[n]) p[c]=n; ^ user.cpp:30:33: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(sol[p[c]]<sol[n]) p[c]=n; ^