#include<iostream>
#include<string.h>
#include<fstream>
#include <stdlib.h>
using namespace std;


  int GetIntVal(string strConvert) { 
              int intReturn;
              intReturn = atoi(strConvert.c_str());
              return(intReturn);
  }

int main(int argc ,char* argv[]){

       string line1;
	   ifstream myFile(argv[1]);
	   if(! myFile){
	      cout << "Error opening file" << endl;
		  return -1;
	   }
	   while(! myFile.eof()){
	       getline(myFile, line1);
		   
			 string r1 = argv[2];
			 string r2 = argv[3];
			 int range1 = GetIntVal(r1);
			 int range2 =  GetIntVal(r2)- range1;
			 cout << ">Sample Sequence" << endl;
			 cout << line1.substr(range1,range2) << endl;
	   }
	   myFile.close();
    return 0;
}