hdu 5726 GCD
Problem Description Give you a sequence of N(N≤100,000) integers :a1,...,an(0<ai≤1000,000,000)a1,...,an(0<ai≤1000,000,000) a1,...,an(0(l',r')(1≤l<r≤N)(l′,r′)(1≤l<r≤N)(l′,r′)(1≤la1,...,an(...