题解 | #牛牛的水杯#
牛牛的水杯
https://www.nowcoder.com/practice/c196c47c23394bf3bdd4f82a838df6bf
#include <stdio.h>
int main() {
int h,r;
float pai=3.14;
scanf("%d %d",&h,&r);
float V = pai*h*r*r;
float n = 10000/V;
printf("%d",(int)(n+1));//（类型）(param+0.5)代表四舍五入 此处不舍小数，应+1
return 0;
}
太实用了，感谢马丁老师分享压箱底的私藏哈哈哈