题解 | #牛牛的球#
牛牛的球
http://www.nowcoder.com/practice/203ca3114f8845a9bbd673bae6c5dd2b
#include<stdio.h> int main() { int r = 0; float a = 0; scanf("%d",&r); a = (4.0/3)3.14rrr; printf("%f",a); return 0; }
牛牛的球
http://www.nowcoder.com/practice/203ca3114f8845a9bbd673bae6c5dd2b
#include<stdio.h> int main() { int r = 0; float a = 0; scanf("%d",&r); a = (4.0/3)3.14rrr; printf("%f",a); return 0; }
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