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    "class MinStack {\n",
    "    stack: Array<number>;\n",
    "    \n",
    "    constructor() {\n",
    "        this.stack = [];\n",
    "    }\n",
    "\n",
    "    push(x: number): void {\n",
    "        this.stack.push(x);\n",
    "    }\n",
    "\n",
    "    pop(): void {\n",
    "        this.stack.pop();\n",
    "    }\n",
    "\n",
    "    top(): number {\n",
    "        return this.stack[this.stack.length-1];\n",
    "    }\n",
    "\n",
    "    getMin(): number {\n",
    "        return Math.min(...this.stack);\n",
    "    }\n",
    "}"
   ]
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   "source": [
    "https://leetcode.com/problems/min-stack\n",
    "\n",
    "\n",
    "\n",
    "Runtime: 248 ms, faster than 31.65% of TypeScript online submissions for Min Stack.\n",
    "Memory Usage: 47.2 MB, less than 72.15% of TypeScript online submissions for Min Stack.\n",
    "\n",
    "\n",
    "\n",
    "```typescript\n",
    "class MinStack {\n",
    "    stack: Array<number>;\n",
    "    \n",
    "    constructor() {\n",
    "        this.stack = [];\n",
    "    }\n",
    "\n",
    "    push(x: number): void {\n",
    "        this.stack.push(x);\n",
    "    }\n",
    "\n",
    "    pop(): void {\n",
    "        this.stack.pop();\n",
    "    }\n",
    "\n",
    "    top(): number {\n",
    "        return this.stack[this.stack.length-1];\n",
    "    }\n",
    "\n",
    "    getMin(): number {\n",
    "        return Math.min(...this.stack);\n",
    "    }\n",
    "}\n",
    "```"
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