Submitted a solution but that doesn’t seem to work for precision loss.
Went through the tutorial, but not able to understand a specific observation which is stated as
" This algorithm works because if Liss divides an interval into two intervals A and B and she enters A, she will never enter B ."
Tutorial link: Codeforces Round #162 Tutorial - Codeforces
Can someone please explain to me what is the signification of the above line.