#include <stdio.h>
int main()
{
float high, weight;
float BMI, meter_fang,a;
scanf("%f %f", &weight, &high);
a = high / 100;
meter_fang = a * a;
BMI = weight / meter_fang;
printf("%.2f", BMI);
return 0;
}

#include <stdio.h>
int main()
{
float high, weight;
float BMI, meter_fang,a;
scanf("%f %f", &weight, &high);
a = high / 100;
meter_fang = a * a;
BMI = weight / meter_fang;
printf("%.2f", BMI);
return 0;
}