19.py 257 B

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  1. from datetime import date
  2. sundays = 0
  3. for year in range(1901,2001): # From 1901 to 2000
  4. for month in range(1,13): # Every month
  5. # Check if first day of the month is Sunday (6)
  6. if date(year, month, 1).weekday() == 6:
  7. sundays += 1
  8. print(sundays)