C++ :

#include <iostream>
using namespace std;
int main() {
    int a;
    cin >> a;
    switch (a) {
        case 1: cout << "白羊座"; break;
        case 2: cout << "金牛座"; break;
        case 3: cout << "双子座"; break;
        case 4: cout << "巨蟹座"; break;
        case 5: cout << "狮子座"; break;
        case 6: cout << "处女座"; break;
        case 7: cout << "天秤座"; break;
        case 8: cout << "天蝎座"; break;
        case 9: cout << "射手座"; break;
        case 10: cout << "摩羯座"; break;
        case 11: cout << "水瓶座"; break;
        case 12: cout << "双鱼座"; break;
        default: cout << "无效的输入";
    }
    return 0;
}