[백준][그리디 알고리즘] 11399. ATM (파이썬/Python)

import sys
input = sys.stdin.readline

n = int(input())
time = list(map(int,input().split()))

result = 0
time.sort()

for i in range(n):
    for j in range(i+1):
        result += time[j]

print(result)