题解 | #有序序列合并#

n,m = map(int,input().split())
x = [0]*60000
x1 = map(int,input().split())
for i in x1:
    x[i] += 1
x2 = map(int,input().split())
for i in x2:
    x[i] += 1
for i in range(60000):
    for j in range(x[i]):
        print(i,end=' ')