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  1. %{
  2.     #include<stdio.h>
  3.     int n;
  4. %}
  5.  
  6. %%
  7.  
  8. [0-9]+ 
  9. {
  10.   n=atoi(yytext);
  11.   printf("Multiplication Table of %d is: \n",n);
  12.   for(int i=1;i<=10;i++)
  13.   {
  14.     printf("%d X %d = %d\n",n,i,n*i);
  15.   }
  16. }
  17.  
  18. . { printf("Invalid Input! Please Enter a number: ");}
  19. %%
  20.  
  21. int main()
  22. {
  23.   printf("Enter the number: ");
  24.   yylex();
  25.   return 0;
  26. }
  27. int yywrap()
  28. {
  29.     return 1;
  30. }
Success #stdin #stdout #stderr 0.03s 6980KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
stderr
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ERROR: /home/IV1nBX/prog:2:5: Syntax error: Operator expected
ERROR: /home/IV1nBX/prog:30:0: Syntax error: Unexpected end of file
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/ZBvkBw
language:
Prolog (swi 7.6.4)
created:
1 day ago
visibility:
public

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