数字转换为十六进制数

数字转换为十六进制数

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 1process.stdin.resume();
 2process.stdin.setEncoding('utf-8');
 3let input = '';
 4process.stdin.on('data', (data) => {
 5    input += data;
 6});
 7process.stdin.on('end', () => {
 8    let inputArray = input.trim().split('\n');
 9    let num = parseInt(inputArray[0], 10);
10
11    /**
12     * 手动实现整数转十六进制函数
13     * @param {number} num - 待转换的正整数
14     * @returns {string} - 转换后的十六进制字符串
15     */
16    function toHexadecimal(num) {
17        if (num === 0) return '0';
18
19        const hexChars = '0123456789abcdef';
20        let hexResult = '';
21
22        while (num > 0) {
23            let remainder = num % 16;
24            hexResult = hexChars[remainder] + hexResult;
25            num = Math.floor(num / 16);
26        }
27
28        return hexResult;
29    }
30
31    let result = toHexadecimal(num);
32    console.log(result);
33    process.exit();
34});

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