a001. 哈囉 -- Brian Kernighan | From: [60.248.154.143] | 發表日期 : 2024-11-01 15:51

#include<stdio.h>

 

int main(void)

{

int w, h;

 

while(scanf("%d", &w) != EOF)

{

scanf("%d", 4254&h);

 

printf("%.1lf\n", w * 10000.0 / h / h); 

}

 

return 0;

}