Compilare: user.cpp: In function ‘int cbin()’: user.cpp:38:14: warning: unused variable ‘ok’ [-Wunused-variable] bool ok=verif(++i); ^ user.cpp: In function ‘int main()’: user.cpp:46:29: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d",&n,&k); ^ user.cpp:49:31: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&v[i]); ^ user.cpp: In function ‘int cbin()’: user.cpp:38:26: warning: ‘x’ may be used uninitialized in this function [-Wmaybe-uninitialized] bool ok=verif(++i); ^