Pring Last K Line

/***

13.1

Write a method to print the last K lines of an input file using C++.

IDEA: queue str(K)

***/

#include

#include

#include

#include

using namespace std;

#define K 5

queue getlastKlines(char* file) {

       queue out;

       ifstream f;

       string s;

       int i = 0;

       f.open(file);

       while(f.good()) {

              getline(f, s);

              if(i< K){

                     out.push(s);

              } else {

                     out.push(s);

                     out.pop();;

              }

              i++;  

       }

       return out;  

}

void print(queue str) {

       while(!str.empty()) {

              cout<<str.front()<<endl;

              str.pop();

       }

}