AUCTION - Going Once, Going Twice, Gone!
Tác giả: khuc_tuan
Ngôn ngữ: Python
[n,m] = [int(s) for s in raw_input().split()]
a = [0] * m
for i in range(m):
a[i] = input()
a.sort()
res = 0
p = 0
for i in range(m):
if res<a[i] * min(m-i,n):
res = a[i] * min(m-i,n)
p = a[i]
print str(p) + " " + str(res)