#include <stdio.h>
void sliding_window_sum(int arr[], int n, int k)
{ // Your logic here
int temp[n] = {0};
int stop =k;
int i;
for(i =0; i<n ; i++)
{
for(int j=i; j<k+i; j++)
{
temp[i] += arr[j];
}
stop++;
if(stop>n) break;
}
for (int a = 0; a <= i ; a++)
{
printf("%d", temp[a]);
printf (" ");
}
}
int main() {
int n, k, arr[100];
scanf("%d %d", &n, &k);
for (int i = 0; i < n; i++) scanf("%d", &arr[i]);
sliding_window_sum(arr, n, k);
return 0;
}