#?/500
# 4
# 6
# 5
# 7
# 9
# 8
# 10
# 11
# 12
# 13
# 15
# 14
# 16
# 18
# 17
# 19
# 21
# 20
# 22
# 24
# 23
# 27
# 26
# 25
# 28
# 30
# 29
# 31
# 33
# 32
# 34
# 36
# 35
# 37
# 39
# 38
2/500
# 40
# 42
2/500
# 41
# 43
# 45
# 44
# 46
# 48
# 47
#?/500
# 1
# 3
# 2