Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:29:44: error: ‘meqqfwdsake_pair’ was not declared in this scope G[x].push_back(meqqfwdsake_pair(y,l)); ^ user.cpp:23:19: warning: unused variable ‘k’ [-Wunused-variable] int x,y,i,a,b,k,m,l,cont,nod,nod2; ^ user.cpp:23:25: warning: unused variable ‘cont’ [-Wunused-variable] int x,y,i,a,b,k,m,l,cont,nod,nod2; ^ user.cpp:23:34: warning: unused variable ‘nod2’ [-Wunused-variable] int x,y,i,a,b,k,m,l,cont,nod,nod2; ^