Eroare de compilare: user.cpp: In function ‘void solve()’: user.cpp:33:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(size_t i=0;i<size[N];++i){ ^ user.cpp: In function ‘int main()’: user.cpp:63:20: error: incompatible types in assignment of ‘int’ to ‘int [1010]’ nr[size[x]]=y; size[x]++; ^ user.cpp:64:20: error: incompatible types in assignment of ‘int’ to ‘int [1010]’ nr[size[y]]=x; size[y]++; ^