3
15
27
12
# 27 15 12

n = int(input())
_list = [int(input()) for _ in range(n)]

_list.sort(reverse=True)

for x in _list:
    print(x, end=" ")

2
홍길동 95
이순신 77
# 이순신 홍길동

n = int(input())
_list = []
for x in range(n):
    n, m = input().split()
    _list.append((n, int(m)))

_list.sort(key=lambda x: x[1])

for x in _list:
    print(x[0], end=" ")

5 3
1 2 5 4 3
5 5 6 6 5
# 26

n, k = map(int, input().split())
a = list(map(int, input().split()))
a.sort()
b = list(map(int, input().split()))
b.sort(reverse=True)

for i in range(k):
    if a[i] < b[i]:
        a[i], b[i] = b[i], a[i]
    else:
        break

print(sum(a))