17 lines
434 B
Python
17 lines
434 B
Python
U8_MAX = 0xFFFFFFFFFFFFFFFF
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U16_MAX = U8_MAX << 64 | U8_MAX
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U32_MAX = U16_MAX << 128 | U16_MAX
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def dothex(num):
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strhex = hex(num)[2:]
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dothex = strhex[-16:]
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strhex = strhex[:-16]
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while len(strhex) > 0:
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dothex = strhex[-16:] + '.' + dothex
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strhex = strhex[:-16]
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return '0x' + dothex
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print('mul16', dothex(U16_MAX * 2 % (U16_MAX + 1)))
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print('mul32', dothex(U32_MAX * U16_MAX % (U32_MAX + 1))) |