2018-10-10 18:03:03 -04:00
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---
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id: 5900f53e1000cf542c510051
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2020-12-16 00:37:30 -07:00
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title: 问题466:乘法表中的不同术语
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2018-10-10 18:03:03 -04:00
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challengeType: 5
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videoUrl: ''
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2021-01-13 03:31:00 +01:00
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dashedName: problem-466-distinct-terms-in-a-multiplication-table
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2018-10-10 18:03:03 -04:00
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---
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2020-12-16 00:37:30 -07:00
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# --description--
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2018-10-10 18:03:03 -04:00
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2020-12-16 00:37:30 -07:00
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令P(m,n)为m×n乘法表中的不同项的数量。
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2018-10-10 18:03:03 -04:00
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2020-12-16 00:37:30 -07:00
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例如,3×4乘法表如下所示:
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2018-10-10 18:03:03 -04:00
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2020-12-16 00:37:30 -07:00
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×12341 12342 24683 36912
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2018-10-10 18:03:03 -04:00
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有8个不同的术语{1,2,3,4,6,8,9,12},因此P(3,4)= 8。
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2018-10-10 18:03:03 -04:00
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2020-12-16 00:37:30 -07:00
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给出:P(64,64)= 1263,P(12,345)= 1998,P(32,1015)= 13826382602124302。
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2018-10-10 18:03:03 -04:00
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2020-12-16 00:37:30 -07:00
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求P(64,1016)。
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2018-10-10 18:03:03 -04:00
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2020-12-16 00:37:30 -07:00
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# --hints--
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2018-10-10 18:03:03 -04:00
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2020-12-16 00:37:30 -07:00
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`euler466()`应该返回258381958195474750。
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2018-10-10 18:03:03 -04:00
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```js
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assert.strictEqual(euler466(), 258381958195474750);
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2018-10-10 18:03:03 -04:00
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```
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2020-08-13 17:24:35 +02:00
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2021-01-13 03:31:00 +01:00
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# --seed--
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## --seed-contents--
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```js
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function euler466() {
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return true;
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}
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euler466();
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```
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2020-12-16 00:37:30 -07:00
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# --solutions--
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2021-01-13 03:31:00 +01:00
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```js
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// solution required
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```
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