Merge pull request #5 from garud-dwar/garud-dwar-patch-1

Create Write a program to reverse an array or string

Author: garud-dwar

Write a program to reverse an array or string

@@ -0,0 +1,46 @@
+// Iterative C++ program to reverse an array 
+#include <bits/stdc++.h> 
+using namespace std; 
+
+/* Function to reverse arr[] from start to end*/
+void rvereseArray(int arr[], int start, int end) 
+{ 
+	while (start < end) 
+	{ 
+		int temp = arr[start]; 
+		arr[start] = arr[end]; 
+		arr[end] = temp; 
+		start++; 
+		end--; 
+	} 
+}	 
+
+/* Utility function to print an array */
+void printArray(int arr[], int size) 
+{ 
+for (int i = 0; i < size; i++) 
+cout << arr[i] << " "; 
+
+cout << endl; 
+} 
+
+/* Driver function to test above functions */
+int main() 
+{ 
+	int arr[] = {1, 2, 3, 4, 5, 6}; 
+	
+	int n = sizeof(arr) / sizeof(arr[0]); 
+
+	// To print original array 
+	printArray(arr, n); 
+	
+	// Function calling 
+	rvereseArray(arr, 0, n-1); 
+	
+	cout << "Reversed array is" << endl; 
+	
+	// To print the Reversed array 
+	printArray(arr, n); 
+	
+	return 0; 
+}