C++ :

#include <iostream>
using namespace std;
int main() {
    int quarter;
    cin >> quarter;
    switch (quarter) {
        case 1: cout << "第一季度预算：10000"; break;
        case 2: cout << "第二季度预算：15000"; break;
        case 3: cout << "第三季度预算：20000"; break;
        case 4: cout << "第四季度预算：25000"; break;
        default: cout << "无效的季度";
    }
    return 0;
}