13 lines
160 B
Python
13 lines
160 B
Python
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import datetime
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def dec2bin(d,nb=0):
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if d=="x":
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return "x"*nb
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elif d==0:
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b="0"
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else:
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b=""
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while d!=0:
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b="01"[d&1]+b
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d=d>>1
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return b.zfill(nb)
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