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Prolog program to print the zodiac sign of a given birth date

Posted By: Milind Mishra     Category: Artificial Intelligence     Views: 10556

Prolog program to print the zodiac sign of a given birth date.

Code for Prolog program to print the zodiac sign of a given birth date in Artificial Intelligence

domains
    date = d(day,mon,year)
    dm = da(day,mon)
    day , mon ,year = integer
    sign = symbol
    
predicates
    zodiac_month(sign,dm,dm)
    find_sign(Date)
        
clauses
    zodiac_month(aquarius,da(20,1),da(18,2)).
    zodiac_month(pisces,da(19,2),da(20,3)).
    zodiac_month(aries,da(21,3),da(19,4)).
    zodiac_month(taurus,da(20,4),da(20,5)).
    zodiac_month(gemini,da(21,5),da(21,6)).
    zodiac_month(cancer,da(22,6),da(22,7)).
    zodiac_month(leo,da(23,7),da(22,8)).    
    zodiac_month(virgo,da(23,8),da(22,9)).    
    zodiac_month(libra,da(23,9),da(23,10)).
    zodiac_month(scorpio,da(24,10),da(21,11)).
    zodiac_month(sagittarius,da(22,11),da(21,12)).
    zodiac_month(capricorn,da(22,12),da(19,1)).
    
    find_sign(d(Day,Mon,Year)) :-
        zodiac_month(Sign,da(_,_),da(Day2,Mon2)),
        Mon2 = Mon,
        Day <= Day2,
        write("Zodiac sign is " , Sign),nl.

    find_sign(d(Day,Mon,Year)) :-
        zodiac_month(Sign,da(Day1,Mon1),da(_,_)),
        Mon1 = Mon,
        Day >= Day1,
        write("Zodiac Sign is " ,Sign),nl.
        
    find_sign(d(Day,Mon,Year)) :-
        write("Incorrect Date specified").
    
    
Output :

Goal: find_sign(d(6,5,1982))
Zodiac sign is taurus
Yes
  
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Milind Mishra
Milind Mishra author of Prolog program to print the zodiac sign of a given birth date is from India.
 
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