Vector.cpp

Vector.cpp

@@ -0,0 +1,24 @@
+#include <iostream>
+#include <bits/algorithmfwd.h>
+#include <bits/stdc++.h>
+using namespace std;
+int main()
+{
+    vector<int> v;
+    int i;
+    cout<<"Vector_SIZE_original/initial:"<<v.size()<<endl;//initially the size of vector is =? FIND OUT.
+    for(int i=0;i<5;i++)
+    {
+        v.push_back(i);//push back function is used to insert elements into vector
+    }
+    cout<<"Vector_SIZE_EXTENDED:"<<v.size()<<endl;//Vectors differ from array on that they are dynamically sized so here it is to be seen size of vector changes to no. of values inputted.
+    vector<int>::iterator c= v.begin();//an iterator, moving/iterating over the vector from begining to the end of the vector to show the values stored in it.
+    while(c!=v.end())
+    {
+        cout<<"value of v="<< *c<<endl;
+        c++;
+    }
+
+
+    return 0;
+}