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board = []
for _ in range(100):
    board.append([ 1 ] * 100)

for i in range(50):
    for j in range(0,100):
        board[2*i][j] = 0
    board[2*i+1][0]=0
    board[2*i][99]=1

board[0][0]=1
board[0][99]=0

for i in range(100):
    print(*board[i], sep = "")