Fast Left Rotation Code

Array/Quickly find multiple left rotations of an array.cpp

@@ -0,0 +1,32 @@
+#include<bits/stdc++.h> 
+using namespace std; 
+
+// Function to left rotate an array k times 
+void leftRotate(int arr[], int n, int k) 
+{ 
+    // Print array after k rotations 
+    cout<<"\nAns :"
+    for (int i = k; i < k + n; i++) 
+        cout << arr[i%n] << " "; 
+} 
+
+
+int main() 
+{ 
+    int n;
+    cout<<"Enter Number of Elements in array : ";
+    cin>>n;
+
+    cout<<"\nEnter Elements : ";
+    int arr[n];
+    for(int i=0;i<n;i++)
+        cin>>arr[i];
+
+
+    int k;
+    cout<<"Enter number of Left rotations to be performed : ";
+    cin>>k;
+    leftRotate(arr, n, k); 
+
+    return 0; 
+}