Assistant:  Hello! I handle your requests in natural language, such as:			
			
			“Analyze the period from November 1, 2025, to April 25, 2028.” 
			
			or			
			“Add 100 business days to February 25, 2026.” 
			
			or 
			“Next Thursday at 2:12 PM + 124 working hours” 
			
			or 
			“I won't be working first week of next may (going to Greece)” 	
	  
			
            
			
			Assistant: 
			I understand all languages.			
			
         
		
		
        
 
  
	
How many working days in year 1965?
Here is the detail of the calculation:
Because 1965 is not a leap year, it has 365 days.
Let's remove 52 saturdays and 52 sundays. It remains 261 days.
Now, let's remove 13 public holidays that do not fall during a weekend and we obtain 248 working days in 1965.
 Here is the list of these 13 public holidays: 
 
 1. Año Nuevo : Friday, 1 January, 1965 
2. Lunes de Carnaval : Monday, 1 March, 1965 
3. Martes de Carnaval : Tuesday, 2 March, 1965 
4. Jueves Santo : Thursday, 15 April, 1965 
5. Viernes Santo : Friday, 16 April, 1965 
6. Declaración de la Independencia : Monday, 19 April, 1965 
7. Celebración de la constitución de un primer gobierno dentro del proceso de independencia nacional iniciado en la Revolución de Mayo. : Tuesday, 25 May, 1965 
8. Batalla de Carabobo : Thursday, 24 June, 1965 
9. Día de San Pedro y San Pablo : Tuesday, 29 June, 1965 
10. Conmemora de la Declaración de independencia nacional de Venezuela (5 de julio de 1811) : Monday, 5 July, 1965 
11. Día de la Resistencia Indígena : Tuesday, 12 October, 1965 
12. Nochebuena : Friday, 24 December, 1965 
13. Nochevieja : Friday, 31 December, 1965 
And here are the 3 public holidays falling on a weekend:
1. Día Internacional de los Trabajadores : Saturday, 1 May, 1965 
2. Natalicio del libertador Simón Bolívar : Saturday, 24 July, 1965 
3. Navidad : Saturday, 25 December, 1965