Restructuring
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solutions/ProjectEuler/019/desc.yml
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solutions/ProjectEuler/019/desc.yml
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title: How many Sundays fell on the first of the month during the twentieth century?
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url: http://projecteuler.net/problem=19
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desc: |
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You are given the following information, but you may prefer to do some research for yourself.
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1 Jan 1900 was a Monday.
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Thirty days has September,
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April, June and November.
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All the rest have thirty-one,
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Saving February alone,
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Which has twenty-eight, rain or shine.
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And on leap years, twenty-nine.
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A leap year occurs on any year evenly divisible by 4, but not on a century unless it is divisible by 400.
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How many Sundays fell on the first of the month during the twentieth century (1 Jan 1901 to 31 Dec 2000)?
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solution: Instead of using buildtin DateTime language features this use a homemade algorithm
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solutions:
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solve.php:
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desc: Basic solution
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language: php
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solve.rb:
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desc: Basic solution
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language: ruby
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