#include <stdio.h>

int main(void){
  int i;

  long a, b;
  scanf("%ld%ld", &a, &b);

  printf("%ld.", a/b);

  long rest=a%b;
  for(i=0;i<50;i++){
    rest*=10;
    printf("%ld", rest/b);
    rest%=b;
  }
  printf("\n");

  return 0;
}