#!/usr/bin/env python3
e = input()

nums = []
s = []

nums = e.split(' ')
#for c in e:
#    if c != ' ':
#        tmp = ''
#        d = int(c)
#        nums.append(d)

num, dist = int(nums[0]), int(nums[1])
s = [int(n) for n in sorted(nums[2:])]
s = sorted(s)
even = num % 2 == 0
pivot_add = num // 2 - even
pivot = s[pivot_add]
exp = pivot - dist * pivot_add
res = 0
for n in s:
    res += abs(n - exp)
    exp += dist
print(num, dist)
print(s)
print(res)