jae_coding

문제 문제 링크 코드 import sys input = sys.stdin.readline def tip(money, idx): return money - (idx - 1) n = int(input()) lst = list(int(input()) for _ in range(n)) lst.sort(reverse=True) result = 0 for i in range(n): t = tip(lst[i], i+1) if t >= 0: result += t print(result)