Given an array of integers A of length N. For each index i, find number of indices j(j!=i) such that gcd(A[i],A[j])>1.
Constraints:
N<=1e5
1<=A[i]<=N
Example:
A = [4,3,2,4] output = [2,0,2,2]
A = [2,3,6,4,6,5] output = [3,2,4,3,4,0]
Help needed in this number theory problem
Given an array of integers A of length N. For each index i, find number of indices j(j!=i) such that gcd(A[i],A[j])>1.
Constraints:
N<=1e5
1<=A[i]<=N
Example:
A = [4,3,2,4] output = [2,0,2,2]
A = [2,3,6,4,6,5] output = [3,2,4,3,4,0]