delete pics to save space

history_source/信息学奥赛一本通/1.6.1.3t.cpp

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+#include<cstdio>
+using namespace std;
+double max(double a,double b,double c)
+{
+	if(a>b)
+	{
+		if(a>c) return a;
+		return c;
+	}
+	else
+	{
+		if(b>c) return b;
+		return c;
+	}
+}
+int main()
+{
+	double m,a,b,c;
+	scanf("%lf%lf%lf",&a,&b,&c);
+	m=max(a,b,c)/(max(a+b,b,c)*max(a,b,b+c));
+	printf("%g\n",m);
+	return 0;
+}