# Автор: Леднёв Алексей a = [i for i in input().split()] k = len(a)*2-1 s = [[0 for i in range(k)]for i in range(k)] for l in range(len(a)) : for i in range(l,k-l) : for j in range(l,k-l) : if i == l or i == k-(l+1) or j == l or j == k-(l+1) : s[i][j] = a[l] for i in s : print(*i) ''' input 1 2 3 output 1 1 1 1 1 1 2 2 2 1 1 2 3 2 1 1 2 2 2 1 1 1 1 1 1 '''
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