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a guest Sep 21st, 2019 84 Never
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  1. #include <fstream>
  2. using namespace std;
  3.  
  4. ifstream fin("chenar.in");
  5. ofstream fout("chenar.out");
  6.  
  7. int n, i, j, a[25][25];
  8.  
  9. int main() {
  10.     fin >> n;
  11.     for (i = 1; i <= n; ++i)
  12.         for (j = 1; j <= n; ++j)
  13.             fin >> a[i][j];
  14.  
  15.     j = 1;
  16.     while (j <= n) {
  17.         fout << a[1][j] << " ";
  18.         ++j;
  19.     }
  20.  
  21.     i = 2;
  22.     while (i <= n) {
  23.         fout << a[i][n] << " ";
  24.         ++i;
  25.     }
  26.  
  27.     j = n - 1;
  28.     while (j >= 1) {
  29.         fout << a[n][j] << " ";
  30.         --j;
  31.     }
  32.  
  33.     i = n - 1;
  34.     while (i > 1) {
  35.         fout << a[i][1] << " ";
  36.         --i;
  37.     }
  38.  
  39.     return 0;
  40. }
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