title: mapreduce program
body: <p><br> Consider one .txt file.. in that i have no of paragraphs separated by a new line character. <br/>
  <br> Now i need to count the no of words in each paragraph.. Consider the  counted words as a key in
  the mapper and assign a value 1 initially for all  <br/><br>   And in Reducer give me a sorted output  
  Please give me a complete code for better understanding, Because I am a fresher  <br/>
  <br>And please give me better clarification in how it counts the no of words in each paragraph  <br/></p>