| 12345678 |
- #!/usr/bin/env python3
- import sys
- from collections import Counter
- left, right = zip(*(map(int, line.split()) for line in sys.stdin))
- print(sum(abs(r - l) for l, r in zip(sorted(left), sorted(right))))
- rcounts = Counter(right)
- print(sum(l * rcounts[l] for l in left))
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