Compilare: user.cpp: In function ‘void formeaza(int*, int*, int*, int)’: user.cpp:29:26: warning: operation on ‘c2’ may be undefined [-Wsequence-point] C[++c2]=B[c2]; ^ user.cpp: In function ‘int recurs()’: user.cpp:105:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(aux!=-2 && contor<n) ^ user.cpp:109:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(aux==-1) ^ user.cpp:125:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(aux==-2) ^ user.cpp:130:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(aux!=-1 && x[0]==0) ^ user.cpp:132:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if(aux!=-1) ^ user.cpp:159:42: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(a[j]==b[c2+1] && j-1>=aux) ^ user.cpp:161:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(j-1>=aux) ^