백준 3035 스캐너

https://www.acmicpc.net/problem/3035

3035번: 스캐너

r, c, zr, zc = map(int, input().split())
scan = [[] for i in range(r)]
for i in range(r):
    inp = input()
    for j in range(c):
        scan[i].append(inp[j])

for i in range(r):
    for j in range(c):
        scan[i][j] = scan[i][j]*zc

i = 0
for _ in range(r):
    for _ in range(zr-1):
        scan = scan[:i+1] + [scan[i]] + scan[i+1:]
    i += zr

for i in range(r*zr):
    for j in range(c):
        print(scan[i][j], end='')
    print()