MOD = (10**9) + 7
n = int(input())
a = list(map(int,intput().split()))

cnt = [0] * 60

for num in a:
  for j in range(60):
    cnt[j] += num >> j
ans = 0
for b in range(60):
  ans += cnt[b] * (n-cnt[b]) << b % 2
  
ans %= MOD
print(ans)