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

double hypot(int a, int b);		/* orismos tis synartisis */

int main(int argc, char **argv){

	double ypoteinousa;		/* i ypoteinousa */
	int a,b;			/* oi dyo pleures */

	printf("Dwse tin pleura a: ");
	scanf("%d",&a);
	printf("Dwse tin pleura b: ");
	scanf("%d,&b);

	ypoteinousa = hypot(a,b);	/* ypologismos ypoteinousas */

	printf("I ypoteinousa einai %lf\n", ypoteinousa);

	return 0;

}


/* Synartisi gia ton ypologismo tis ypoteinousas */
double hypot(int a, int b){

	return sqrt(a^2 + b^2);

}