mod method:

1. seperate the number into 2 parts: e.g. 12345678987654321 => 12345678900000000 + 87654321
2. use % to adjust no. of digit to show
3. combine 2 parts

for i in range(int(input())):
    print(int((123456789 - 123456789 % 10 ** (8 - i)) * 10 ** (-8 + i * 2)) + 87654321 % 10 ** i)