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Find day of the week for a given date

Here given code implementation process.

// C program for 
// Find day of the week for a given date
#include <stdio.h>

void dayName(int year, int month, int day)
{
	if (month < 1 || month > 12 || day < 1 || day > 31 || year <= 0)
	{
		return;
	}
	// Day names
	const char *result[] = {
		"Sunday" , "Monday" , "Tuesday" , "Wednesday" , 
        "Thursday" , "Friday" , "Saturday"
	};
	// Month  1   2   3   4   5   6   7   8   9   10  11  12
	int m[] = {
		0 , 3 , 2 , 5 , 0 , 3 , 5 , 1 , 4 , 6 , 2 , 4
	};
	// Calculate day of week
	int d = (year + year / 4 - year / 100 + year / 400 + m[month - 1] + day) % 7;
	// Display given date 
	printf(" Y:%d  M:%d  D:%d \n", year, month, day);
	// Display calculated result
	printf(" Week Day : %s \n", result[d]);
}
int main(int argc, char const *argv[])
{
	// Test case
	dayName(2020, 11, 15);
	dayName(2021, 6, 24);
	return 0;
}

input

 Y:2020  M:11  D:15
 Week Day : Sunday
 Y:2021  M:6  D:24
 Week Day : Thursday
/*
  Java Program for
  Find day of the week for a given date
*/
public class Calculation
{
	public void dayName(int year, int month, int day)
	{
		if (month < 1 || month > 12 || day < 1 || day > 31 || year <= 0)
		{
			return;
		}
		// Day names
		String[] result = {
			"Sunday" , "Monday" , "Tuesday" , "Wednesday" , "Thursday" , "Friday" , "Saturday"
		};
		// Month 
		// 1   2   3   4   5   6   7   8   9   10  11  12
		int[] m = {
			0 , 3 , 2 , 5 , 0 , 3 , 5 , 1 , 4 , 6 , 2 , 4
		};
		// Calculate day of week
		int d = (year + year / 4 - year / 100 + year / 400 + m[month - 1] + day) % 7;
		// Display given date 
		System.out.println(" Y:" + year + " M:" + month + " D:" + day);
		// Display calculated result
		System.out.println(" Week Day : " + result[d]);
	}
	public static void main(String[] args)
	{
		Calculation task = new Calculation();
		// Test case
		task.dayName(2020, 11, 15);
		task.dayName(2021, 6, 24);
	}
}

input

 Y:2020 M:11 D:15
 Week Day : Sunday
 Y:2021 M:6 D:24
 Week Day : Thursday
// Include header file
#include <iostream>

using namespace std;
/*
  C++ Program for
  Find day of the week for a given date
*/
class Calculation
{
	public: void dayName(int year, int month, int day)
	{
		if (month < 1 || month > 12 || day < 1 || day > 31 || year <= 0)
		{
			return;
		}
		// Day names
		string result[] = {
			"Sunday" , "Monday" , "Tuesday" , "Wednesday" , 
            "Thursday" , "Friday" , "Saturday"
		};
		// Month 
		// 1   2   3   4   5   6   7   8   9   10  11  12
		int m[] = {
			0 , 3 , 2 , 5 , 0 , 3 , 5 , 1 , 4 , 6 , 2 , 4
		};
		// Calculate day of week
		int d = (year + year / 4 - year / 100 + year / 400 + m[month - 1] + day) % 7;
		// Display given date 
		cout << " Y:" << year << " M:" << month << " D:" << day << endl;
		// Display calculated result
		cout << " Week Day : " << result[d] << endl;
	}
};
int main()
{
	Calculation *task = new Calculation();
	// Test case
	task->dayName(2020, 11, 15);
	task->dayName(2021, 6, 24);
	return 0;
}

input

 Y:2020 M:11 D:15
 Week Day : Sunday
 Y:2021 M:6 D:24
 Week Day : Thursday
// Include namespace system
using System;
/*
  Csharp Program for
  Find day of the week for a given date
*/
public class Calculation
{
	public void dayName(int year, int month, int day)
	{
		if (month < 1 || month > 12 || day < 1 || day > 31 || year <= 0)
		{
			return;
		}
		// Day names
		String[] result = {
			"Sunday" , "Monday" , "Tuesday" , "Wednesday" , "Thursday" , "Friday" , "Saturday"
		};
		// Month 
		// 1   2   3   4   5   6   7   8   9   10  11  12
		int[] m = {
			0 , 3 , 2 , 5 , 0 , 3 , 5 , 1 , 4 , 6 , 2 , 4
		};
		// Calculate day of week
		int d = (year + year / 4 - year / 100 + year / 400 + m[month - 1] + day) % 7;
		// Display given date 
		Console.WriteLine(" Y:" + year + " M:" + month + " D:" + day);
		// Display calculated result
		Console.WriteLine(" Week Day : " + result[d]);
	}
	public static void Main(String[] args)
	{
		Calculation task = new Calculation();
		// Test case
		task.dayName(2020, 11, 15);
		task.dayName(2021, 6, 24);
	}
}

input

 Y:2020 M:11 D:15
 Week Day : Sunday
 Y:2021 M:6 D:24
 Week Day : Thursday
<?php
/*
  Php Program for
  Find day of the week for a given date
*/
class Calculation
{
	public	function dayName($year, $month, $day)
	{
		if ($month < 1 || $month > 12 || $day < 1 || $day > 31 || $year <= 0)
		{
			return;
		}
		// Day names
		$result = array("Sunday", "Monday", "Tuesday", 
                        "Wednesday", "Thursday", "Friday", "Saturday");
		// Month 
		// 1   2   3   4   5   6   7   8   9   10  11  12
		$m = array(0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4);
		// Calculate day of week
		$d = ($year + (int)($year / 4) - (int)($year / 100) + 
              (int)($year / 400) + $m[$month - 1] + $day) % 7;
		// Display given date 
		echo " Y:".$year.
		" M:".$month.
		" D:".$day.
		"\n";
		// Display calculated result
		echo " Week Day : ".$result[$d].
		"\n";
	}
}

function main()
{
	$task = new Calculation();
	// Test case
	$task->dayName(2020, 11, 15);
	$task->dayName(2021, 6, 24);
}
main();

input

 Y:2020 M:11 D:15
 Week Day : Sunday
 Y:2021 M:6 D:24
 Week Day : Thursday
/*
  Node JS Program for
  Find day of the week for a given date
*/
class Calculation
{
	dayName(year, month, day)
	{
		if (month < 1 || month > 12 || day < 1 || day > 31 || year <= 0)
		{
			return;
		}
		// Day names
		var result = ["Sunday", "Monday", "Tuesday", 
                      "Wednesday", "Thursday", "Friday", "Saturday"];
		// Month 
		// 1   2   3   4   5   6   7   8   9   10  11  12
		var m = [0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4];
		// Calculate day of week
		var d = (year + parseInt(year / 4) - parseInt(year / 100) + 
                 parseInt(year / 400) + m[month - 1] + day) % 7;
		// Display given date 
		console.log(" Y:" + year + " M:" + month + " D:" + day);
		// Display calculated result
		console.log(" Week Day : " + result[d]);
	}
}

function main()
{
	var task = new Calculation();
	// Test case
	task.dayName(2020, 11, 15);
	task.dayName(2021, 6, 24);
}
main();

input

 Y:2020 M:11 D:15
 Week Day : Sunday
 Y:2021 M:6 D:24
 Week Day : Thursday
#  Python 3 Program for
#  Find day of the week for a given date
class Calculation :
	def dayName(self, year, month, day) :
		if (month < 1 or month > 12 or day < 1 or day > 31 or year <= 0) :
			return
		
		result = ["Sunday", "Monday", "Tuesday", "Wednesday", 
                  "Thursday", "Friday", "Saturday"]
		m = [0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4]
		d = (year + int(year / 4) - int(year / 100) + 
             int(year / 400) + m[month - 1] + day) % 7
		#  Display given date 
		print(" Y:", year ," M:", month ," D:", day)
		#  Display calculated result
		print(" Week Day : ", result[d])
	

def main() :
	task = Calculation()
	#  Test case
	task.dayName(2020, 11, 15)
	task.dayName(2021, 6, 24)

if __name__ == "__main__": main()

input

 Y: 2020  M: 11  D: 15
 Week Day :  Sunday
 Y: 2021  M: 6  D: 24
 Week Day :  Thursday
#  Ruby Program for
#  Find day of the week for a given date

class Calculation 
	def dayName(year, month, day) 
		if (month < 1 || month > 12 || day < 1 || day > 31 || year <= 0) 
			return
		end

		#  Day names
		result = ["Sunday", "Monday", "Tuesday", 
                  "Wednesday", "Thursday", "Friday", "Saturday"]
		#  Month 
		#  1   2   3   4   5   6   7   8   9   10  11  12
		m = [0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4]
		#  Calculate day of week
		d = (year + year / 4 - year / 100 + year / 400 + 
             m[month - 1] + day) % 7
		#  Display given date 
		print(" Y:", year ," M:", month ," D:", day, "\n")
		#  Display calculated result
		print(" Week Day : ", result[d], "\n")
	end

end

def main() 
	task = Calculation.new()
	#  Test case
	task.dayName(2020, 11, 15)
	task.dayName(2021, 6, 24)
end

main()

input

 Y:2020 M:11 D:15
 Week Day : Sunday
 Y:2021 M:6 D:24
 Week Day : Thursday

/*
  Scala Program for
  Find day of the week for a given date
*/
class Calculation()
{
	def dayName(year: Int, month: Int, day: Int): Unit = {
		if (month < 1 || month > 12 || day < 1 || day > 31 || year <= 0)
		{
			return;
		}
		// Day names
		var result: Array[String] = Array("Sunday", "Monday", 
                                          "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday");
		// Month 
		// 1   2   3   4   5   6   7   8   9   10  11  12
		var m: Array[Int] = Array(0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4);
		// Calculate day of week
		var d: Int = (year + (year / 4).toInt - (year / 100).toInt + 
                      (year / 400).toInt + m(month - 1) + day) % 7;
		// Display given date 
		println(" Y:" + year + " M:" + month + " D:" + day);
		// Display calculated result
		println(" Week Day : " + result(d));
	}
}
object Main
{
	def main(args: Array[String]): Unit = {
		var task: Calculation = new Calculation();
		// Test case
		task.dayName(2020, 11, 15);
		task.dayName(2021, 6, 24);
	}
}

input

 Y:2020 M:11 D:15
 Week Day : Sunday
 Y:2021 M:6 D:24
 Week Day : Thursday
/*
  Swift 4 Program for
  Find day of the week for a given date
*/
class Calculation
{
	func dayName(_ year: Int, _ month: Int, _ day: Int)
	{
		if (month < 1 || month > 12 || day < 1 || day > 31 || year <= 0)
		{
			return;
		}
		// Day names
		let result: [String] = ["Sunday", "Monday", "Tuesday", 
                                "Wednesday", "Thursday", "Friday", "Saturday"];
		// Month 
		// 1   2   3   4   5   6   7   8   9   10  11  12
		let m: [Int] = [0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4];
		// Calculate day of week
		let d: Int = (year + year / 4 - year / 100 + year / 400 + 
                      m[month - 1] + day) % 7;
		// Display given date 
		print(" Y:", year ," M:", month ," D:", day);
		// Display calculated result
		print(" Week Day : ", result[d]);
	}
}
func main()
{
	let task: Calculation = Calculation();
	// Test case
	task.dayName(2020, 11, 15);
	task.dayName(2021, 6, 24);
}
main();

input

 Y: 2020  M: 11  D: 15
 Week Day :  Sunday
 Y: 2021  M: 6  D: 24
 Week Day :  Thursday
/*
  Kotlin Program for
  Find day of the week for a given date
*/
class Calculation
{
	fun dayName(year: Int, month: Int, day: Int): Unit
	{
		if (month < 1 || month > 12 || day < 1 || day > 31 || year <= 0)
		{
			return;
		}
		// Day names
		val result: Array < String > = arrayOf("Sunday", "Monday", "Tuesday",
                                               "Wednesday", "Thursday", "Friday", 
                                               "Saturday");
		// Month 
		// 1   2   3   4   5   6   7   8   9   10  11  12
		val m: Array < Int > = arrayOf(0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4);
		// Calculate day of week
		val d: Int = (year + year / 4 - year / 100 + year / 400 + 
                      m[month - 1] + day) % 7;
		// Display given date 
		println(" Y:" + year + " M:" + month + " D:" + day);
		// Display calculated result
		println(" Week Day : " + result[d]);
	}
}
fun main(args: Array < String > ): Unit
{
	val task: Calculation = Calculation();
	// Test case
	task.dayName(2020, 11, 15);
	task.dayName(2021, 6, 24);
}

input

 Y:2020 M:11 D:15
 Week Day : Sunday
 Y:2021 M:6 D:24
 Week Day : Thursday
Last updated on by Kalkicode




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