[問題] 請問有人會用abacus嗎
想解兩道abacus題目
徵求有學過的人幫我
回饋1000p幣喔謝謝
請站內信我:)
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噓
06/20 01:38, , 1F
06/20 01:38, 1F
→
06/20 02:02, , 2F
06/20 02:02, 2F
推
06/20 02:41, , 3F
06/20 02:41, 3F
推
06/20 07:28, , 4F
06/20 07:28, 4F
推
06/20 07:37, , 5F
06/20 07:37, 5F
推
06/20 08:03, , 6F
06/20 08:03, 6F
推
06/20 20:43, , 7F
06/20 20:43, 7F
→
06/21 02:16, , 8F
06/21 02:16, 8F
推
06/21 08:12, , 9F
06/21 08:12, 9F