# include <stdio.h>
# include <ios>
# include <iostream>
# include <iomanip>
 
#include <cstdlib>
 
using namespace std;
int main(int argc, char** argv) {
   char buffer[30];
   double x = 5.0;
   sprintf(buffer, "%a", 1.2);
   sscanf(buffer, "%la", &x);
   printf( "%a", 1.0011001100110011001100110011001100110011001100110011);
   cout << "    Example 1.2 buffer -> " << buffer << endl;
   cout << "    Example 1.2 scanf <- " << x << endl;
 
   return 0;
}

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