[問題] 1+2-3+4-5+6-....+n
1+2+3+4...+n我知道如何寫
但是1+2-3+4-5+6-....+n使用whilev寫就遇到麻煩...
老師說要設偶數、奇數,但是想一想還有開頭的1這個數
這該如何解決?
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推
09/27 18:45, , 1F
09/27 18:45, 1F
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09/27 18:46, , 2F
09/27 18:46, 2F
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09/27 18:46, , 3F
09/27 18:46, 3F
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09/27 18:53, , 4F
09/27 18:53, 4F
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09/27 18:55, , 5F
09/27 18:55, 5F
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09/27 19:00, , 6F
09/27 19:00, 6F
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09/27 19:04, , 7F
09/27 19:04, 7F
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09/27 20:16, , 8F
09/27 20:16, 8F
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09/27 20:18, , 9F
09/27 20:18, 9F
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09/27 20:19, , 10F
09/27 20:19, 10F
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09/27 20:21, , 11F
09/27 20:21, 11F
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09/28 00:11, , 12F
09/28 00:11, 12F
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09/28 01:02, , 13F
09/28 01:02, 13F
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09/28 08:03, , 14F
09/28 08:03, 14F
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09/28 11:21, , 15F
09/28 11:21, 15F
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09/28 14:37, , 16F
09/28 14:37, 16F
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