'commit'

C++课程/第六课scanf语句与printf语句/hailungongshi.cpp

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+#include<iostream>
+#include<algorithm>
+#include<math.h>
+using namespace std;
+int main()
+{
+	double a,b,c,p,Area;
+	cout<<"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ε<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD><EFBFBD><EFBFBD>"<<endl;
+	cin>>a>>b>>c;
+	p=(a+b+c)/2;
+	Area=sqrt(p*(p-a)*(p-b)*(p-c));
+	cout<<Area<<endl;
+    return 0;
+	
+}