leetcode-problemset/leetcode/originData/generate-fibonacci-sequence.json

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            "title": "Generate Fibonacci Sequence",
            "titleSlug": "generate-fibonacci-sequence",
            "content": "<p>Write a generator function that returns a generator object which yields the&nbsp;<strong>fibonacci sequence</strong>.</p>\n\n<p>The&nbsp;<strong>fibonacci sequence</strong>&nbsp;is defined by the relation <code>X<sub>n</sub>&nbsp;= X<sub>n-1</sub>&nbsp;+ X<sub>n-2</sub></code>.</p>\n\n<p>The first few numbers&nbsp;of the series are <code>0, 1, 1, 2, 3, 5, 8, 13</code>.</p>\n\n<p>&nbsp;</p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> callCount = 5\n<strong>Output:</strong> [0,1,1,2,3]\n<strong>Explanation:</strong>\nconst gen = fibGenerator();\ngen.next().value; // 0\ngen.next().value; // 1\ngen.next().value; // 1\ngen.next().value; // 2\ngen.next().value; // 3\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> callCount = 0\n<strong>Output:</strong> []\n<strong>Explanation:</strong> gen.next() is never called so nothing is outputted\n</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>0 &lt;= callCount &lt;= 50</code></li>\n</ul>\n",
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            "difficulty": "Easy",
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                {
                    "lang": "JavaScript",
                    "langSlug": "javascript",
                    "code": "/**\n * @return {Generator<number>}\n */\nvar fibGenerator = function*() {\n    \n};\n\n/**\n * const gen = fibGenerator();\n * gen.next().value; // 0\n * gen.next().value; // 1\n */",
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                    "lang": "TypeScript",
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                    "code": "function* fibGenerator(): Generator<number, any, number> {\n\n};\n\n/**\n * const gen = fibGenerator();\n * gen.next().value; // 0\n * gen.next().value; // 1\n */",
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            "hints": [
                "Javascript has the concept of generators. They are critical to this problem.",
                "First yield 0 and 1.",
                "Create an infinite \"while(true)\" loop.",
                "In that loop, continuously yield the next value which is the sum of the previous two."
            ],
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            "sampleTestCase": "5",
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