#include <iostream> #include <iomanip> using namespace std; int main() { double salaries[12]; double sum = 0.0; // 读取12个月的月薪 for (int i = 0; i < 12; i++) { cin >> salaries[i]; sum += salaries[i]; } // 计算平均月薪 double average = sum / 12; // 输出结果，保留两位小数，前面加￥符号 cout << "￥" << fixed << setprecision(2) << average << endl; return 0; }