MOD = int(1e9) + 7

n = int(input())
a = list(map(int, input().split()))
ans = 0
for b in range(60)[::-1]:
    ans <<=1
    c = sum(a[i]>>b & 1 for i in range(n))
    ans = (ans + c*(n-c))%MOD
print(ans)