Day of the week of Christmas and New Year: Difference between revisions
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Not a robot (talk | contribs) (Add COBOL) |
Not a robot (talk | contribs) (Add Cowgol) |
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<pre>25/12/2021 is a Saturday |
<pre>25/12/2021 is a Saturday |
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01/01/2022 is a Saturday</pre> |
01/01/2022 is a Saturday</pre> |
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=={{header|Cowgol}}== |
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<lang cowgol>include "cowgol.coh"; |
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record Date is |
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year: uint16; |
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month: uint8; |
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day: uint8; |
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end record; |
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sub DayName(date: [Date]): (name: [uint8]) is |
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var days: [uint8][] := { |
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"Saturday", "Sunday", "Monday", "Tuesday", |
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"Wednesday", "Thursday", "Friday" |
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}; |
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var m := date.month as uint16; |
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var y := date.year; |
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var d := date.day as uint16; |
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if m <= 2 then |
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m := m + 12; |
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y := y - 1; |
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end if; |
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var j := y / 100; |
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var k := y % 100; |
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d := (d + ((m+1)*26)/10 + k + k/4 + j/4 + 5*j) % 7; |
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name := days[d as @indexof days]; |
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end sub; |
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sub printDate(date: [Date]) is |
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print_i8(date.month); |
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print_char('/'); |
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print_i8(date.day); |
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print_char('/'); |
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print_i16(date.year); |
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end sub; |
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var dates: Date[] := { |
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{2021, 25, 12}, |
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{2022, 1, 1} |
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}; |
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var i: @indexof dates := 0; |
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while i < @sizeof dates loop |
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printDate(&dates[i]); |
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print(" is a "); |
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print(DayName(&dates[i])); |
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print_nl(); |
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i := i + 1; |
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end loop;</lang> |
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{{out}} |
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<pre>25/12/2021 is a Saturday |
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1/1/2022 is a Saturday</pre> |
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=={{header|F_Sharp|F#}}== |
=={{header|F_Sharp|F#}}== |
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