#include<stdio.h>
#include<stdlib.h>
#include<math.h>

int main(void)
{
	double reponse,taillePouce;

	printf("Entrez votre taille : ");
	scanf("%le", &reponse);

    taillePouce = (reponse * 100)/2.56;

     double resultat = (taillePouce) / 10;
  
    
	printf(" vous faite %le \n", resultat);



	return 0;
}