Left Rotate Array by K Positions

#include <stdio.h>

void rotate_left(int arr[], int n, int k) 
{
    k = k % n;
   // int temp = arr[0];
    for(int r=0;r<k;r++)
    {
      int temp =  arr[0];
    for(int i=0;i<n;i++)
    {
        arr[i] = arr[i+1];
    }
        arr[n-1] = temp; 
    }
}

int main() {
    int n, k;
    scanf("%d %d", &n, &k);

    int arr[100];

    // Read array elements
    for (int i = 0; i < n; i++) {
        scanf("%d", &arr[i]);
    }

    // Rotate the array
    rotate_left(arr, n, k);

    // Print the rotated array
    for (int i = 0; i < n; i++) {
        printf("%d", arr[i]);
        if(i < n-1)
        {
      	printf(" ");
        }
    }

    return 0;
}