# 输出 9*9 乘法口诀表。
# > 遍历两次就好了
# for i in range(1, 10):
#     for j in range(1, i + 1):
#         print('{}*{}={}'.format(j, i, i * j), end=' ')
#     print()
i = 1
while i < 10:
    j = 1
    while j < i + 1:
        print("%d*%d=%d" % (j, i, i * j), end="  ")
        j += 1
    print("")
    i += 1