>>647
Array
(
[0] => a1い
[1] => b2ろ
[2] => a3は
[3] => b1に
[4] => a2い
[5] => b3ろ
[6] => a1は
[7] => b2に
[8] => a3い
[9] => b1ろ
[10] => a2は
[11] => b3に
[12] => a1い
[13] => b2ろ
[14] => a3は
[15] => b1に
[16] => a2い
[17] => b3ろ
[18] => a1は
[19] => b2に
[20] => a3い
[21] => b1ろ
[22] => a2は
[23] => b3に
)
こうなってほしいです。