Compilare: user.cpp: In function ‘int main()’: user.cpp:149:34: warning: operation on ‘k’ may be undefined [-Wsequence-point] st[++k]=G[st[k-1]][0]; ^ user.cpp:123:26: warning: ‘rezy’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout<<rezx<<' '<<rezy<<' '<<minm; ^ user.cpp:123:15: warning: ‘rezx’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout<<rezx<<' '<<rezy<<' '<<minm; ^