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@@ -12,7 +12,7 @@
"translatedContent": "<p>这里有&nbsp;<code>n</code>&nbsp;个一样的骰子,每个骰子上都有&nbsp;<code>k</code>&nbsp;个面,分别标号为&nbsp;<code>1</code>&nbsp;到 <code>k</code> 。</p>\n\n<p>给定三个整数 <code>n</code> ,&nbsp; <code>k</code> 和&nbsp;<code>target</code>&nbsp;,返回可能的方式(从总共<em>&nbsp;</em><code>k<sup>n</sup></code><em>&nbsp;</em>种方式中)滚动骰子的数量,使正面朝上的数字之和等于<em>&nbsp;</em><code>target</code>&nbsp;。</p>\n\n<p>答案可能很大,你需要对&nbsp;<code>10<sup>9</sup>&nbsp;+ 7</code> <strong>取模</strong>&nbsp;。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1</strong></p>\n\n<pre>\n<strong>输入:</strong>n = 1, k = 6, target = 3\n<strong>输出:</strong>1\n<strong>解释:</strong>你扔一个有6张脸的骰子。\n得到3的和只有一种方法。\n</pre>\n\n<p><strong>示例 2</strong></p>\n\n<pre>\n<strong>输入:</strong>n = 2, k = 6, target = 7\n<strong>输出:</strong>6\n<strong>解释:</strong>你扔两个骰子每个骰子有6个面。\n得到7的和有6种方法1+6 2+5 3+4 4+3 5+2 6+1。\n</pre>\n\n<p><strong>示例 3</strong></p>\n\n<pre>\n<strong>输入:</strong>n = 30, k = 30, target = 500\n<strong>输出:</strong>222616187\n<strong>解释:</strong>返回的结果必须是对 10<sup>9</sup> + 7 取模。</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= n, k &lt;= 30</code></li>\n\t<li><code>1 &lt;= target &lt;= 1000</code></li>\n</ul>\n",
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"difficulty": "Medium",
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@@ -137,7 +137,7 @@
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"hints": [
"Use dynamic programming. The states are how many dice are remaining, and what sum total you have rolled so far."
],