C Program To Find The Day on 01 January in Gregorian Calendar

http://technotip.com/7105/c-program-to-find-the-day-on-01-january-using-gregorian-calendar/

According to the Gregorian Calendar, it was Monday on the date 01/01/01. If any year is input through the keyboard write a program to find out what is the day on 1st January of this year.

Note: From 01/01 we understand that it's 1st of January. We shall take the year as 1900. We also know that 01 January 1900 was Monday.

Gregorian Calendar: the calendar introduced in 1582 by Pope Gregory XIII, as a modification of the Julian Calendar.

Expected Output for the Input User Input: Enter a year between 1900 and 2099 2020

Output: The day on 01 January 2020 was Wednesday.

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