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- #include <iostream>
- using namespace std;
- int main() {
- int n;
- cin >> n;
- float mat[n][n];
- for(int i = 0; i < n; i++) {
- for(int j = 0; j < n; j++) {
- cin >> mat[i][j];
- }
- }
- int h, k;
- cin >> h >> k;
- for(int i = 0; i < n; i++) {
- swap(mat[h][i], mat[i][k]);
- }
- for(int i = 0; i < n; i++) {
- for(int j = 0; j < n; j++) {
- cout << mat[i][j] << " ";
- }
- cout << endl;
- }
- return 0;
- }
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