func_code_string: #include <bits/stdc++.h>   using namespace std;   const int maxn = 30;   struct Node {     int pos, val;     bool operator<(const Node& a) const { return val < a.val; }   } p[maxn];   int ans[maxn];   int n;   int main() {     cin >> n;     for (int i = 1; i <= n; ++i) cin >> p[i].val, p[i].pos = i;     sort(p + 1, p + n + 1);     for (int i = 2; i <= n; ++i) ans[p[i].pos] = p[i - 1].val;     ans[p[1].pos] = p[n].val;     for (int i = 1; i <= n; ++i) printf( %d  , ans[i]);     puts(  );     return 0;   }   