25 lines
769 B
Plaintext
25 lines
769 B
Plaintext
The month of October in 2010 has five Fridays, five Saturdays, and five Sundays.
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;Task:
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# Write a program to show all months that have this same characteristic of five full weekends from the year 1900 through 2100 (Gregorian calendar).
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# Show the ''number'' of months with this property (there should be 201).
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# Show at least the first and last five dates, in order.
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'''Algorithm suggestions'''
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* Count the number of Fridays, Saturdays, and Sundays in every month.
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* Find all of the 31-day months that begin on Friday.
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'''Extra credit'''
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Count and/or show all of the years which do not have at least one five-weekend month (there should be 29).
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;Related tasks
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* [[Day of the week]]
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* [[Last Friday of each month]]
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* [[Find last sunday of each month]]
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<br><br>
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