Initial commit

c++/Others/Array based on int pointer.cpp

@@ -0,0 +1,50 @@
+Array based on int pointer
+#include <iostream>
+#include <stdlib.h>
+using namespace std;
+class array 
+{
+   int *p;
+   int size;
+ public:
+   array(int sz) {
+      p = new int[sz];
+      if(!p) exit(1);
+      size = sz;
+    }
+   ~array() {delete [] p;} 
+   array(const array &object);
+   void put(int i, int j){
+      if(i>=0 && i<size)
+        p[i] = j;
+    }
+   int get(int i) {return p[i];}
+ };
+
+array::array(const array &object)
+{
+   int lcl_i;
+
+   p = new int[object.size];
+   if (!p)
+      exit(1);
+   for(lcl_i=0; lcl_i < object.size; lcl_i++)
+      p[lcl_i] = object.p[lcl_i];
+}
+
+int main(void)
+{
+   array num(10);
+   int lcl_i;
+
+   for (lcl_i=0; lcl_i<10; lcl_i++)
+      num.put(lcl_i, lcl_i);
+   for (lcl_i=9; lcl_i>=0; lcl_i--)
+      cout << num.get(lcl_i);
+   cout << endl;
+
+   //  Create another array using the copy constructor
+   array x=num;
+   for (lcl_i=0; lcl_i<10; lcl_i++)
+      cout << x.get(lcl_i);
+}