
N = int(input())
A = list(map(int, input().split()))

mod = 10**9+7
ans = 0

for i in range(60):
  one=0
  for a in  A:
    one += a>>i&1
  zero = N - one
  ans += one*zero*pow(2,i)
  ans %= mod
  #print(one,zero)

print(ans)