OOP HomeWork

oop_hw1/oop_hw1_4/main.cpp

@@ -0,0 +1,11 @@
+#include <iostream>
+#include "t_area.h"
+
+using namespace std;
+
+int main() {
+	double a, b, c;
+	cin >> a >> b >> c;
+	cout << triangle_area(a,b,c) << endl;
+	return 0;
+}

oop_hw1/oop_hw1_4/t_area.cpp

@@ -0,0 +1,5 @@
+#include <cmath>
+double triangle_area(double a, double b, double c) {
+    double s = (a + b + c) / 2;
+    return sqrt(s * (s - a) * (s - b) * (s - c));
+}

oop_hw1/oop_hw1_4/t_area.h

@@ -0,0 +1,8 @@
+#pragma once
+#ifndef tarea
+#define tarea
+
+double triangle_area(double a, double b, double c);
+
+
+#endif // !tarea