Compilare: user.cpp: In function ‘int main()’: user.cpp:36:31: warning: overflow in implicit constant conversion [-Woverflow] int nod = -1, minim = 10000000000; ^ user.cpp:46:33: warning: overflow in implicit constant conversion [-Woverflow] int nod2 = -1, minim2 = 10000000000; ^ user.cpp:47:40: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 0; j < v[nod].size(); j++) ^ user.cpp:57:40: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 0; j < v[nod].size(); j++) ^ user.cpp:64:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 0; j < v[nod2].size(); j++) ^ user.cpp:56:17: warning: array subscript is below array bounds [-Warray-bounds] viz[nod2] = 1; ^