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  1. Arrays: Left Rotation
  2. Discussions

Arrays: Left Rotation

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  • Mahendran_C
     + 0 comments

    what went wrong with this code? function rotLeft(a, d) { // Write your code here

    let sArr = a.slice(0,d);
let rArr = a.slice(d)
let rotArr =rArr.concat(sArr)

let str = "";
rotArr.forEach(function(element){
    str += element + " ";
})
    console.log(str)

    }

  • boyrazemre01
     + 0 comments

    C#

    	int item = 0;
        for (int i = 0; i < d; i++)
        {
            item = a[0];
            a.RemoveAt(0);
            a.Add(item);
        }

        return a;

  • ghalynho10
     + 0 comments

    JavaScript

    let newArr = a.slice(d)
newArr = [...newArr,...a.slice(0,d)]
return newArr

  • kayonbahenrique
     + 0 comments

    Javascript

     let arr1 = a.slice(0,d);
 let arr2 = a.slice(d, a.length);
 arr2.push(...arr1)
 
return arr2

  • bootex
     + 0 comments

    C++

    vector<int> rotLeft(vector<int> a, int d) {
    vector<int> arr;
    int siz = a.size(), idx;
    for(int i = 0; i < siz; i++){
        idx = (i + d) % siz;
        arr.insert(arr.end(), a[idx]);
    }
    return arr;
}
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