정올문제풀이

1314 : 문자사각형2

파아란기쁨1 2021. 11. 27. 11:10
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n = int(input())

arr = [[0 for i in range(n+1)] for j in range(n+1)]
alph=ord('A')

for i in range(n):
    if i %2==0:
        for j in range(n):
            arr[j][i]=alph
            alph+=1
            if alph > ord('Z'):
                alph = ord('A')
    else :
        for j in range(n):
            arr[n-1-j][i]=alph
            alph+=1
            if alph > ord('Z'):
                alph = ord('A')

for i in range(n):
    for j in range(n):
        print(chr(arr[i][j]),end=' ')
    print()
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