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- import java.util.Scanner;
- public class Application {
- public static void main(String[] args) {
- Scanner keyboard = new Scanner(System.in);
- System.out.println("Enter n: ");
- int n = keyboard.nextInt();
- int [][] matrix = new int[n][n];
- for(int i = 0; i< matrix.length; i++) {
- for(int j = 0; j < matrix[i].length;j++) {
- System.out.print("Enter a number for Matrix[" + i + ", " + j + "]: ");
- int number = keyboard.nextInt();
- matrix[i][j] = number;
- }
- }
- //aflare elemente diagonala principala
- for(int i =0; i < matrix.length; i++) {
- for(int j = 0; j < matrix[i].length;j++) {
- //daca elementul curent e pe diagonala principala:
- if(i == j) {
- System.out.println(matrix[i][j] +" ");
- }
- }
- }
- //Display matrix
- //
- // for(int i = 0; i < matrix.length; i++) {
- // for(int j = 0; j < matrix.length; j++) {
- // System.out.print(matrix[i][j] + " ");
- // }
- // System.out.println();
- // }
- //
- }
- }
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