The PDF version of this problemset can be downloaded here.
11 3 6 12 7 7 7 7 8 10 5 5 3 5000000 5500000 7000000 12 1 2 2 3 3 1 2 3 4 1 2 3
4 0 6
NTUJ cannot show multiple samples, so we merged them here
Migrated from old NTUJ.