#46034: python用zip()
測資檔會包含多組矩陣資料
while True:
try:
rows, cols = map(int, input().split())
抓EOF錯誤
except EOFError:
break
matrix = [list(map(int, input().split())) for _ in range(rows)]
transposed = zip(*matrix)
輸出
for row in transposed:
print(*row)