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- #include <iostream>
- using namespace std;
- int main() {
- int n;
- cin >> n;
- int mat[n][n];
- for(int i = 0; i < n; i++) {
- for(int j = 0; j < n; j++) {
- cin >> mat[i][j];
- }
- }
- int nad_sporedna_dijagonala = 0;
- for(int i = 0; i < n; i++) {
- for(int j = 0; j < n - i - 1; j++) {
- nad_sporedna_dijagonala += mat[i][j];
- }
- }
- int pod_sporednata_dijagonala = 0;
- for(int i = 0; i < n; i++) {
- for(int j = n - i; j < n; j++) {
- pod_sporednata_dijagonala += mat[i][j];
- }
- }
- // glavna dijagonala
- for(int i = 0; i < n; i++) {
- mat[i][i] = nad_sporedna_dijagonala;
- }
- // sporedna dijagonala
- for(int i = 0; i < n; i++) {
- mat[i][n - i - 1] = pod_sporednata_dijagonala;
- }
- 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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