Compilare: user.c: In function ‘main’: user.c:56:50: warning: unused variable ‘OK’ [-Wunused-variable] int i , k , n , sum = 0 , left , right , x , OK , min = INT_MAX , max = 0; ^ user.c: In function ‘cautareBinara’: user.c:21:5: warning: control reaches end of non-void function [-Wreturn-type] } ^ user.c: In function ‘main’: user.c:63:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d",&n,&k); ^ user.c:67:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&v[i]); ^