Compilare: user.cpp: In function ‘void sorteaza(std::pair<std::pair<short int, short int>, short int>*, int, std::pair<std::pair<short int, short int>, short int>*)’: user.cpp:21:23: warning: array subscript has type ‘char’ [-Wchar-subscripts] co[f[v[i].b]--]=v[i]; ^ user.cpp:31:23: warning: array subscript has type ‘char’ [-Wchar-subscripts] co[f[v[i].a]--]=v[i]; ^ user.cpp: In function ‘int main()’: user.cpp:38:15: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] fin>>f+1; ^