D2
Problem
SW Expert Academy ์ซ์ ๋ฐฐ์ด ํ์
SW Expert Academy
SW ํ๋ก๊ทธ๋๋ฐ ์ญ๋ ๊ฐํ์ ๋์์ด ๋๋ ๋ค์ํ ํ์ต ์ปจํ ์ธ ๋ฅผ ํ์ธํ์ธ์!
swexpertacademy.com
Solution
1. 90๋, 180๋, 270๋๋ ์ฌ์ค 90๋ ํ์ ์ 1๋ฒ, 2๋ฒ, 3๋ฒํ ๊ฒ๊ณผ ๊ฐ๋ค.
2. ๊ทธ๋ฌ๋ฏ๋ก 90๋ ํ์ ํจ์๋ฅผ ๋ง๋ค์ด์ ์ฌ๋ฌ๋ฒ ์ฌ์ฉํ์.
3. ์ถ๋ ฅํ์์ join()ํจ์๋ฅผ ์ฌ์ฉํ๋ ๋ฐฉ๋ฒ์ด ๋ ๊ฐ๋จํ๋ค.
Code
# 90๋ ๋๋ฆฌ๊ธฐ
def turn90(arr):
n = len(arr)
tmp = [[0]*n for _ in range(n)]
for i in range(n):
for j in range(n):
tmp[j][n-1-i] = arr[i][j]
return tmp
for test_case in range(1, int(input())+1):
# ์
๋ ฅ ๋ฐ๊ธฐ
N = int(input())
num_list = [list(map(int, input().split())) for _ in range(N)]
# ์ถ๋ ฅํ์ ๋ง์ถ๊ธฐ
print(f'#{test_case}')
for i in range(N):
# ์ฌ์ด ํ์
# print("".join(map(str,turn90(num_list)[i])), "".join(map(str,turn90(turn90(num_list))[i])), "".join(map(str,turn90(turn90(turn90(num_list)))[i])))
# ๊ท์ฐฎ์ ํ์
print(*turn90(num_list)[i], sep="", end=" ")
print(*turn90(turn90(num_list))[i], sep="", end=" ")
print(*turn90(turn90(turn90(num_list)))[i], sep="")
<๋ถ์กฑํ ๋ถ๋ถ์ ๋๊ธ๋ก ๋จ๊ฒจ์ฃผ์๋ฉด ์ ์๊ฒ ๋์์ด ๋ฉ๋๋ค!>
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