add data struct and algorithm in C++ version

Author: lazybing

Data_Structures_Algorithms_And_Applications/ch01/template.cpp

@@ -0,0 +1,34 @@
+#include <iostream>
+using namespace std;
+
+template <class T>
+T abc(T a, T b, T c)
+{
+    return a + b * c;
+}
+
+template <class Ta, class Tb, class Tc>
+Ta abc(const Ta& a, const Tb& b, const Tc& c)
+{
+    return a + b * c;
+}
+
+int main()
+{
+    int i = 5, j = 6, k = 0;
+
+    int ret = abc<int>(i, j, k);
+    cout << ret << endl;
+
+    float a = 7.8, b = 1.2, c = 3.1;
+
+    float res = abc<float>(a, b, c);
+    cout << res << endl;
+
+    float x = 3.2, ret_val = 0.0;
+    int   y = 3, z = 4;
+    ret_val = abc<float, int, int>(x, y, z);
+    cout << ret_val << endl;
+
+    return 0;
+}