Compilare: user.cpp:5:39: warning: ‘typedef’ was ignored in this declaration [enabled by default] typedef struct Muchie {int e1,e2,cost;}; ^ user.cpp: In function ‘int main()’: user.cpp:78:29: warning: unused variable ‘cost’ [-Wunused-variable] int i,j,min_c,max_c,M=0,cost,t; ^ user.cpp:78:34: warning: unused variable ‘t’ [-Wunused-variable] int i,j,min_c,max_c,M=0,cost,t; ^