#include <stdio.h>
#include <conio.h>
main()
{
	float w,x,y,z;
	printf("Input w :");
	scanf("%f" ,&w);
	printf("\nInput x :");
	scanf("%f" ,&x);
	printf("\nInput y :");
	scanf("%f" ,&y);
	z = w*x*y;
	printf("\nResult : %.2f",z);
	printf("\n By Sarunchana Surasiang no.25");
}