提交时间:2023-09-12 13:56:52

运行 ID: 102216

#include<bits/stdc++.h> using namespace std; double a[105]; int main(){ int n; cin >> n; for (int i = 1; i <= n; i++){ cin >> a[i]; } int a[n] = t; a[n] = a[1]; a[1] = t; for (int i = 1; i <= n; i++){ cout << a[i] << endl; } return 0; }