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Saturday, 23 February 2019

Program to count the number of vowels and consonants in a given string | Compiler Design | Lex Programs


Compiler Design Lap Program : 

%{
 #include<stdio.h>
 int vowels=0;
 int cons=0;
%}
%%
[aeiouAEIOU] {vowels++;}
[a-zA-Z] {cons++;}
%%
int yywrap()
{
return 1;
}
main()
{
 printf(“Enter the string.. at end press ^d\n”);
 yylex();
 printf(“No of vowels=%d\nNo of consonants=%d\n”,vowels,cons);

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