代码如下#include bits/stdc.h using namespace std; int main() { int n; cin n; int size 2 * n 1; for (int i 0; i size; i) { for (int j 0; j size; j) { int a min({i, j, size - 1 - i, size - 1 - j}); int ans n - a; cout setw(2) ans ; } cout endl; } return 0; }网站链接https://bas.ssoier.cn/problem_show.php?pid3366创作不易给个关注吧