Merge pull request #55 from skandhavs/main

Finished Left Rotation in C++

c++/Left Rotation.cpp

@@ -0,0 +1,34 @@
+#include<iostream>
+#include <stdio.h>  
+using namespace std;
+void rotateleft(int arr[],int d)
+{
+	int n = (sizeof(arr)/2)+1;
+	for(int i=0; i<d; i++){  
+        int j, first_val;   
+        first_val = arr[0]; 
+        for(j=0;j<n-1;j++){    
+            arr[j] = arr[j+1];  
+        }  
+        arr[j] = first_val;  
+    }        
+    cout<<"Left Rotate by "<<d <<" times gives : ";  
+    for(int i=0; i<n; i++){  
+        cout<<arr[i]; 
+    }  	
+}
+int main()  
+{      
+    int n ,d;
+	cout<<"Enter the number of elements and number of rotations : ";
+	cin>>n>>d;
+	int arr[n];
+	cout<<"Enter the elements of the array : ";  
+    for (int i=0; i<n;i++) 
+	{   
+		cin>>arr[i];
+    }      
+    rotateleft(arr,d);
+    return 0;  
+}  
+