first commit

Author: mutalibcs

STL-Learning/vector.cpp

@@ -0,0 +1,67 @@
+#include <bits/stdc++.h>
+using namespace std;
+
+int main() {
+
+    vector<int> v;
+    for (int i = 1; i<10; i++) {
+        v.push_back(i);
+    }
+    for (auto i = v.begin(); i!=v.end(); ++i) {
+        cout << *i << " ";
+    }
+    cout << endl;
+    for (auto i = v.cbegin(); i!=v.cend(); ++i) {
+        cout << *i << " ";
+    }
+    cout << endl;
+
+    for (auto i = v.rbegin(); i!=v.rend(); ++i) {
+        cout << *i << " ";
+    }
+    cout << endl;
+
+    for (auto i = v.crbegin();i!=v.crend(); ++i) {
+        cout << *i << " "; 
+    } 
+    cout << endl;
+
+    cout << "Size: " << v.size();
+    cout << "\n Capacity: "<< v.capacity();
+    cout << "\n Max_Size: " << v.max_size();
+
+
+    v.assign(5, 10);
+    cout << "The vector elements is : ";
+    for (int i =0; i<v.size(); i++) {
+        cout << v[i] <<" ";
+    }
+    cout << endl;
+
+    v.push_back(15);
+    int n = v.size();
+    cout << "The last element is: " << v[n-1];
+
+
+    v.pop_back();
+    cout << "\n Current elements; ";
+
+    for (int i =0; i<v.size(); i++) {
+        cout << v[i] << " ";
+    }
+
+    v.insert(v.begin(), 5);
+    cout <<"\n The first element is : "<< v[0];
+    
+    v.emplace(v.begin(), 6);
+    cout << "\nThe first element is : " << v[0];
+    
+
+
+
+
+
+
+
+    return 0; 
+}