'''
Created on Feb 12, 2016

@author: Gunti
'''

f=open("xorin.in","r")
line=f.readline().strip()
line=line.split(" ")
n=int(line[0])
m=int(line[1])
x=int(line[2])

l=[]
for i in range(0,n):
    l.append([])
    line=f.readline().strip()
    line=line.split(" ")
    for j in range(0,m):
        l[i].append(int(line[j]))

f.close()

l2=[]

for el in l:
    for j in range(0,x):
        for nr in el:
            for i in range(0,x):
                l2.append(nr)

f=open("xorin.out","w")

for i in range(0,len(l2)):
    f.write(str(l2[i]))
    if (i+1)%(x*m)==0:
        f.write("\n")
    else:
        f.write(" ")

f.close()