def workbook(n, k, arr):
    book=[]
    ans=0
    for i in range(n):
        for h in range(arr[i]//k):
            book.append(list(range(h*k+1,h*k+k+1)))
        if arr[i]%k!=0:
            book.append(list(range((arr[i]//k)*k+1,arr[i]+1)))
    print(book)
    for d in range(len(book)):
        if d+1 in book[d]:
            ans+=1
    return ans