This is the lab report for prolog program in artificial intelligence. Here you can find all prolog program with appropriate input and output.

1. 1
Experiment No. : 01
Experiment Name : Write a Prolog program for addition of two numbers in Artificial Intelligence.
Objective : To find the summation of two numbers.
Software and Tools : GNU-Prolog Console, Notepad++.
Pseudo code :
Read X , Y
Set S to X+Y
Write S
Code :
% Prolog program for addition of two numbers------------
% Alamgir, CSE, JUST
go:- write('Enter first number : '), read(X),nl,
write('Enter second number : '), read(Y),nl,
sum(X,Y).
sum(X,Y):-
S is X+Y,
write('Summation of the two given number is : '), write(S)
Input :
go.
Enter first number : 100.
Enter second number : 200.
Output :
Summation of the two given number is : 300

2. 2
Experiment No. : 02
Experiment Name : Write a Prolog program for addition & multiplication of two numbers in Artificial
Intelligence.
Objective : To find the addition & multiplication of two numbers.
Software and Tools : GNU-Prolog Console, Notepad++.
Pseudo code :
Read X , Y
Set S to X+Y
Set M to X*Y
Write S,M
Code :
% Prolog program for addition and multplication--------
% Alamgir, CSE, JUST
go:- write('Enter first number : '),read(X),nl,
write('Enter second number : '),read(Y),nl,
addmul(X,Y).
addmul(X,Y):-
S is X+Y,
M is X*Y,
write('Addition of the two number is : '),write(S),nl,
write('Multiplication of the two number is : '),write(M).
Input:
go.
Enter first number : 20.
Enter second number : 10.
Output :
Addition of the two number is : 30
Multiplication of the two number is : 200

3. 3
Experiment No. : 03
Experiment Name : Write a Prolog program for finding the sum of all numbers in a given list in Artificial
Intelligence.
Objective : To find the sum of all numbers in a given list.
Software and Tools : GNU-Prolog Console, Notepad++.
Pseudo code :
Read all numbers
Add number and set to Result
Write Result
Code :
% Prolog program for find the sum of all numbers in a given list-------
% Alamgir, CSE, JUST
list([H|T],Result):-
listhelper(T,H,Result).
listhelper([],Acc,Acc).
listhelper([H|T],Acc,Result):-
Nacc is H+Acc,
listhelper(T,Nacc,Result).
Input: list([12,23,4,5,10,23,45],Result).
Output : Result = 122

4. 4
Experiment No. : 04
Experiment Name : Write a Prolog program for comparing Character and String in Artificial Intelligence.
Objective : To compare character and String.
Software and Tools : GNU-Prolog Console, Notepad++.
Pseudo code :
Read two string
Compare Strings
Write Result
Code :
% Alamgir, CSE, JUST
predicates
start
comp_str(string,string)
comp_char(char,string)
goal
clearwindow,
start.
clauses
start:-
comp_str("abcd","dcab"),
write("equal"),nl.
start:-
write("not equal"),nl.
comp_str(Str1,Str2):-
Str1 <> "",
frontchar(Str1,Char1,Rest1),
comp_char(Char1,Str2),
comp_str(Rest1,Str2).
comp_str(Str1,Str2):-
Str1 = "".
comp_str(Str1,Str2):-
fail.

5. 5
comp_char(Char1,Str2):-
frontchar(Str2,Char2,Rest2),
Char1 <> Char2,
Rest2 <> "",
comp_char(Char1,Rest2).
comp_char(Char1,Str2):-
frontchar(Str2,Char2,Rest2),
Char1 = Char2.
comp_char(Char1,Str2):-
fail.
Input : No input.
Output : equal

6. 6
Experiment No. : 05
Experiment Name : Write a Prolog program to determine whether a element in a member of list in Artificial
Intelligence.
Objective : To determine whether a element in a member or not in a given list .
Software and Tools : GNU-Prolog Console, Notepad++.
Pseudo code :
Read list of elemnets
Read the element
Check the element in the list or not
If exist set s to “Found”
Else set s to “Not Found”
Write s
Code :
% PROLOG PROGRAM TO DETERMINE WHETHER A ELEMENT IS A MEMBER OF LIST
% Alamgir, CSE, JUST
list=integer*
findnum(integer,list).
findnum(X,[]):-
write('The number is Not Found in the list.').
findnum(X,[X|Tail]):-
write('The number is Found in the list.').
findnum(X,[Y|Tail]):-
findnum(X,Tail).
Input : findnum(3,[1,2,3,4,5,6,7,8,10,11,12]).
Output : The number is Found in the list.

7. 7
Experiment No. : 06
Experiment Name : Write a Prolog program to find sublists of the given list in Artificial Intelligence.
Objective : To find sublists of the given list.
Software and Tools : GNU-Prolog Console, Notepad++.
Pseudo code :
Read list of elemnets
Read the sublist
Check the sublist in the list or not
If exist set s to YES
Else set s to Not
Write s
Code :
% Alamgir, CSE, JUST
name = symbol
namelist = name*
predicates
sublist(namelist,namelist)
clauses
sublist([],[]).
sublist([First|Rest],[First|Sub]):-
sublist(Rest,Sub).
sublist([_|Rest],Sub):-
sublist(Rest,Sub).
Input : sublist([a,b,c],X).
Output :
X=["a","b","c"] ;
X=["a","b"] ;
X=["a","c"] ;
X=["a"] ;
X=["b","c"];
X=["b"] ;
X=["c"] ;
X=[]

8. 8
Experiment No. : 07
Experiment Name : Write a prolog program for murder my story in Artificial Intelligence.
Objective : To find the murder of my story.
Software and Tools : GNU-Prolog Console, Notepad++.
Code :
% Alamgir, CSE, JUST
predicates
% pair(symbol,symbol)
iskiller(symbol,symbol)
male(symbol)
female(symbol)
isvictim(symbol)
not_at_bar(symbol,symbol)
not_at_beach(symbol,symbol)
not_alone(symbol)
twin(symbol,symbol)
younger(symbol,symbol)
child(symbol)
clauses
male(husband).
male(brother).
male(son).
female(alice).
female(daughter).
twin(brother,alice).
twin(son,daughter).
child(son).
child(daughter).
not_alone(
not_alone(alice).
not_alone(brother).
not_alone(X):-

9. 9
child(X),child(Y)
not_at_beach(husband,alice).
not_at_beach(son,daughter).
not_at_bar(son,daughter).
not_at_bar(husband,alice).
not_at_bar(X,Y):-
male(X),male(Y).
not_at_bar(X,Y):-
female(X),female(Y).
isvictim(X):-
twin(X,Y),not(iskiller(Y,X)).
isvictim(X):-
twin(Y,X),not(iskiller(Y,X)).
younger(son,alice).
younger(son,husband).
younger(daughter,alice).
younger(daughter,husband).
iskiller(X,Y):-
not(alone(X)),
younger(X,Y),
not(not_at_beach(X,Y)),
not(not_at_bar(X,Y)).
Input : younger(son,alice).
Output : Yes

10. 10
Experiment No. : 08
Experiment Name : Write a prolog program to reverse a list in Artificial Intelligence.
Objective : To reverse a given list.
Software and Tools : GNU-Prolog Console, Notepad++.
Pseudo code :
Read list of elemnets
Function for reverse
Set Result to reverse list
Write Result
Code :
% prolog program for reverse a given list------
% Alamgir, CSE, JUST
list([H|T],Result):-
reverselist(T, [H], Result).
reverselist([], Acc, Acc).
reverselist([H|T], Acc, Result):-
reverselist(T, [H|Acc], Result).
Input : list([3,5,6,7,8,12,34,120,22],Result).
Output : Result = [22,120,34,12,8,7,6,5,3]

11. 11
Experiment No. : 09
Experiment Name : Write a prolog program to find the permutation of the given list in Artificial Intelligence.
Objective : To find the permutation of the given list.
Software and Tools : GNU-Prolog Console, Notepad++.
Pseudo code :
Read list of elemnets
Function for permutation is permute
Set Result p
Write p
Code :
% Alamgir, CSE, JUST
% PROLOG PROGRAM TO FIND THE PERMUTATION OF THE GIVEN LIST
% domains
list = symbol*
%predicates
permute(list,list).
del(symbol,list,list).
%clauses
del(X,[X|L1],L1).
del(X,[Y|L1],[Y|L2]):-
del(X,L1,L2).
permute([],[]).
permute(L,[X|P]):-
del(X,L,L1),
permute(L1,P).
Input : permute([a,b,c],P).
Output :
P=["a","b","c"];
P=["a","c","b"];
P=["b","a","c"];
P=["b","c","a"];
P=["c","a","b"];
P=["c","b","a"];

12. 12
Experiment No. : 10
Experiment Name : Write a prolog program to find last item of the list in Artificial Intelligence.
Objective : To find the last item of the list.
Software and Tools : GNU-Prolog Console, Notepad++.
Pseudo code :
Read list of elemnets
Function for check element from first to last
Set X to last elemtnt
Write X
Code :
% Last item of a given list.....
% Alamgir, CSE, JUST
namelist = symbol*
lastd(namelist,symbol).
lastd([Head],X):-
X = Head.
lastd([_|Tail],X):-
lastd(Tail,X).
Input : lastd([a,b,c,d,e,f,g,h,I,j,k],X).
Output : X = k

13. 13
Experiment No. : 12
Experiment Name : Write a prolog program to determine the greatest common divisor of two positive integer
numbers in Artificial Intelligence.
Objective : To determine the greatest common divisor of two positive integer numbers.
Software and Tools : GNU-Prolog Console, Notepad++.
Pseudo code :
Read X,Y
Function gcd (X,Y)
Set Result into X
Write X
Code :
% Prolog program for finding GCD of the two given number
% Alamgir Hossain, CSE, JUST
go:- write('Enter the first number : '),read(X),nl,
write('Enter the second number : '),read(Y),nl,
gcd(X,Y).
gcd(X,Y):-
X=Y,
write('GCD of the two given numbers is : '),write(X);
X=0,write('GCD of the two given numbers is : '),write(Y);
Y=0,write('GCD of the two given numbers is : '),write(X);
Y>X,Y1 is Y-X,gcd(X,Y1);
X>Y,Y1 is X-Y,gcd(Y1,Y).
Input :
go.
Enter the first number : 24.
Enter the second number : 3.
Output : GCD of the two given numbers is : 3

14. 14
Experiment No. : 13
Experiment Name : Write a prolog program that stores information about your family, and will answer queries
about relationships in Artificial Intelligence.
Objective : To stores information about my family, and will answer queries about relationships.
Software and Tools : GNU-Prolog Console, Notepad++.
Code :
% Prolog program that store information about my family
% Alamgir, CSE, JUST
% Facts
father(mosiur, sharmin).
father(mosiur, rawshanara).
father(mosiur, alamgir).
father(mosiur, rahim).
father(auncle, liza).
father(auncle, robin).
father(robin, abid).
father(robin, snigdho).
father(sumon, apu).
mother(morium, sharmin).
mother(morium, alamgir).
mother(morium, rahim).
mother(aunty, liza).
mother(aunty, robin).
mother(sharmin, abid).
mother(sharmin, snigdho).
mother(rawshanara, apu).
% Rules-------
parent(X, Y) :- father(X, Y).
parent(X, Y) :- mother(X, Y).
grandfather(X, Y) :- father(X, Z), parent(Z, Y).
grandmother(X, Y) :- mother(X, Z), parent(Z, Y).
mama(X, Y) :- mother(X, Z), father(Z, Y).

15. 15
huswife(X, Y) :- father(X, Z), mother(Y, Z).
brothersistertr(Y, Z) :- father(X, Y), father(X, Z).
mamavagne(Z, Y) :- father(X, Z),grandfather(X, Y).
Input : parent(X, Y).
Output :
X = mosiur
Y = sharmin ? ;
X = mosiur
Y = rawshanara ? ;
X = mosiur
Y = alamgir ? ;
X = mosiur
Y = rahim ? ;

16. 16
Experiment No. : 14
Experiment Name : Write a prolog program to print a Fibonacci series in Artificial Intelligence.
Objective : To print a Fibonacci series up to n numbers.
Software and Tools : GNU-Prolog Console, Notepad++.
Pseudo code :
Read N
Function Fibonacci for the Fibonacci series
Write Result
Code :
% Prolog program for printing fibonacci series upto n numbers------
go:-
write('Enter a number : '),read(N),nl,
write('Fibonacci series for '),write(N),write(' elements is : '),nl,
A is 0,
B is 1,
write(A),write(' '),write(B),write(' '),
fibonacci(N,A,B).
fibonacci(N,A,B):-
(
N<2, write('Complete');
C is A+B,
write(C),write(' , '),
D is B,
E is C,
N1 is N-1, fibonacci(N1,D,E)
).
Input : go.
Enter a number : 10.
Output :
Fibonacci series for 10 elements is :
0 1 1 , 2 , 3 , 5 , 8 , 13 , 21 , 34 , 55 , Complete

17. 17
Experiment No. : 15
Experiment Name : Write a prolog program to calculate the factorial of a number using recursion in Artificial
Intelligence.
Objective : To calculate the factorial of a number using recursion.
Software and Tools : GNU-Prolog Console, Notepad++.
Pseudo code :
Read N
Repeat function fact and multiple N by N-1
Set result into F
Write F
Code :
% Alamgir, CSE, JUST
fact(0,1).
fact(N,F):-
(
N>0 ->
(
N1 is N-1,
fact(N1,F1),
F is N*F1
);
write('N should be greater than 0.')
).
Input : fact(8,R).
Output : R = 40320