delete pics to save space

2023-08-03 09:22:52 +08:00
commit de60cd6ed4
1334 changed files with 66221 additions and 0 deletions
--- a/history_source/信息学奥赛一本通/1.2.6.4.cpp
+++ b/history_source/信息学奥赛一本通/1.2.6.4.cpp
@ -0,0 +1,14 @@
+#include<cstdio>
+using namespace std;
+#define pi 3.1415926535897
+int main()
+{
+	double v,r,h;
+	scanf("%lf%lf",&h,&r);
+	v=h*pi*r*r;
+	int ans=0;
+	double k=20;
+	while(k>0) k-=v,ans++;
+	printf("%d\n",ans);
+	return 0;
+}