I think fraction part.
AC got
q:=q*100000;
q_int:=round(q) div 100;
BUT WA 34 got
q:=q*100000;
q_int:=trunc(q) div 100;
and
q:=q*10000;
q_int:=trunc(q) div 10;

Here is test:
2
0.1 0
-1.9 0
----------
2 0.100000