高中排列組合
x+2y+3z=13
的非負整數解
可以用H來算嗎?
THX
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推
03/23 02:34, , 1F
03/23 02:34, 1F
→
03/23 02:35, , 2F
03/23 02:35, 2F
推
03/23 15:36, , 3F
03/23 15:36, 3F
→
03/23 15:37, , 4F
03/23 15:37, 4F
→
03/23 16:35, , 5F
03/23 16:35, 5F
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