#include <stdio.h>

typedef union{
  float f;
  unsigned char c[4];
}IEEE;

main(){

  float x;
  IEEE zz;

  printf("x=");
  scanf("%f",&zz.f);
  printf("%f %02x%02x%02x%02x\n",zz.f,zz.c[3],zz.c[2],zz.c[1],zz.c[0]);

}