Compilare: user.cpp: In function ‘void alcatuire(int, int)’: user.cpp:35:9: warning: unused variable ‘j’ [-Wunused-variable] int i,j; ^ user.cpp: In function ‘bool valid(int, int)’: user.cpp:66:7: warning: unused variable ‘i’ [-Wunused-variable] int i; ^ user.cpp:57:5: warning: ‘rest’ may be used uninitialized in this function [-Wmaybe-uninitialized] if (divizor[target]<nr) st=target+1; ^ user.cpp:67:28: note: ‘rest’ was declared here int nr1=nr,nr2=vect[urm],rest; ^