4043. 菜品制作

流水线模型，用long long类型

!/usr/bin/env python

-- encoding: utf-8 --

’‘’
@File : 4043菜品制作.py
@Time : 2021/04/13 04:47:34
@Author : SleepyPiggy
@Version : 1.0
@Blog : sleepypiggy.life
‘’‘

here put the import lib

n , k = map(int , input().split())
Ln = list(map(int,input().split()))
d = max(Ln)
a1 = sum(Ln)
out = a1+(k-1)*d
print(out)