Compilare: user.cpp: In function ‘int main()’: user.cpp:26:14: warning: ‘c2’ may be used uninitialized in this function [-Wmaybe-uninitialized] if (x>c1 &&x<c2){ ^ user.cpp:42:26: warning: ‘c1’ may be used uninitialized in this function [-Wmaybe-uninitialized] fprintf (out,"%c",c1); ^ user.cpp:7:15: warning: ‘p’ may be used uninitialized in this function [-Wmaybe-uninitialized] int n,i,k,p; ^ user.cpp:33:5: warning: ‘k’ may be used uninitialized in this function [-Wmaybe-uninitialized] for(i=1;i<k;i++){ ^