14 lines
274 B
Python
14 lines
274 B
Python
import hashlib
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def check(data, proof, complexity=1, f=hashlib.sha256):
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zeros="0"*complexity
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hash=f(proof+data)
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hashdata=hash.hexdigest()
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b=0
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for a in hashdata:
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if a=="0":
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b+=1
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else:
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break
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return b>=complexity
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