2 1
1 1
 4 1
2 2 1 1
 10 1
2 6 3 4 2 4 4 3 2 1
 2 1
999152 999153
 8 1000000
1 1 5 1000000 1000000 2 2 2
 9 2
1 6 1 5 5 8 6 8 7
 15 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
 1 4
8
 10 1
6 3 1 3 6 4 1 3 6 4
 10 1
1 2 3 5 6 8 10 11 9 4
 7 2
1 5 5 8 9 8 8
 2 1000000
1 1000000
 8 2
3 13 9 8 3 13 9 14
 1 1
1
 2 1
1 2

2
 2
 4
 1
 2
 4
 15
 1
 7
 2
 4
 1
 5
 1
 1

n, K = [int(n) for n in input().split(' ')]
bacteria = [int(n) for n in input().split(' ')]
bact_dict = dict()
for b in bacteria:
    try:
        bact_dict[b] += 1
    except KeyError:
        bact_dict[b] = 1
bacteria = sorted(bact_dict.keys())
print(bacteria)
for i in range(len(bacteria)-1):
    if (bacteria[i+1] > bacteria[i]) and (bacteria[i+1] <= bacteria[i] + K):
        # print('%s swallows %s' % (i+1, i))
        del bact_dict[bacteria[i]]
print(bact_dict)
print(sum([v for k,v in bact_dict.items()]))
