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/2.11346.cpp
+++ b/2.11346.cpp
@ -0,0 +1,21 @@
+#include<cstdio>
+#include<cmath>
+int T;
+double a,b,s,ans,m;
+int main()
+{
+#ifdef local
+	freopen("pro.in","r",stdin);
+#endif
+	scanf("%d", &T);
+	while(T--)
+	{
+		scanf("%lf%lf%lf",&a,&b,&s);
+		m=a*b;
+		if(fabs(s)<1e-6) ans=1;
+		else if(s>m) ans=0;
+		else ans=(m-s-s*log(m/s))/m;
+		printf("%.6lf%%\n",ans*100);
+	}
+	return 0;
+}