http://acm.fzu.edu.cn/problem.php?pid=2105
Problem Description
Given N integers A={A[0],A[1],...,A[N-1]}. Here we have some operations:
Operation 1: AND opn L R
Here opn, L and R are integers.
For ...
There is a sequence of brackets, which supports two kinds of operations.
we can choose a interval [l,r], and set all the elements range in this interval to left bracket or right bracket.
we can...