33 lines
792 B
C++
33 lines
792 B
C++
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// 输入一个数，输出它的二进制表示。
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#include <iostream>
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using namespace std;
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int main()
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{
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char arr[32] = {};
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char res[32] = {};
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int n, temp_n;
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int cnt = 0;
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cout << "请输入一个整数: ";
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cin >> n;
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temp_n = n;
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int x;
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cout << "请输入要转换的进制 (十以内): ";
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cin >> x;
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while (n)
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{
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arr[cnt++] = n % x + '0'; // 将数字转换为字符; 加 48 也可以, 因为 '0' 的 ASCII 码为 48
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n /= x; // 除以 2
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}
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// cout << "原本的进制表示为：" << arr << endl;
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// 数组逆转
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for (int i = 0; i < cnt; i++)
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res[i] = arr[cnt - i - 1];
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cout << "十进制数字 " << temp_n << " 的 " << x << " 进制表示为：" << res << endl;
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return 0;
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}
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