/* ref:
 * https://yukicoder.me/submissions/367413 */

#include <iostream>
using namespace std ;

int main ()
{
    long long a, b; cin >> a >> b ;  // C++11
    cout << a / b << '.' ;  // integer and point
    a %= b ;
    for ( int i = 0 ; i < 50 ; i++ )
    {
        a *= 10 ;           // 1桁づつ巡回
        cout << a / b ;
        a %= b ;
    }
    cout << endl ;
}