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- #!/usr/bin/env python3
- import sys
- import re
- def mul(program):
- return sum(int(m[1]) * int(m[2]) for m in
- re.finditer(r'mul\((\d{1,3}),(\d{1,3})\)', program))
- program = sys.stdin.read()
- print(mul(program))
- print(mul(re.sub(r'don\'t\(\).*?(do\(\)|$)', '', program, flags=re.DOTALL)))
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