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Author: MathProgrammer

C Programs/C Programs - 3/Build a Fence.cpp

@@ -0,0 +1,24 @@
+#include <cstdio>
+
+void semi_circle_area(double circumference)
+{
+    const double PI = 3.1415926;
+
+    double area = (circumference*circumference)/(2*PI);
+    printf("%.2lf\n", area);
+}
+
+int main()
+{
+    while(true)
+    {
+        double circumference;
+        scanf("%lf", &circumference);
+
+        if(circumference == 0) break;
+
+        semi_circle_area(circumference);
+    }
+
+    return 0;
+}