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- public static void task2() {
- int[][] matrixA = new int[3][3];
- for (int i = 0; i < 3; i++) {
- for (int j = 0; j < 3; j++) {
- matrixA[i][j] = (int)(Math.random() * 100);
- System.out.print(matrixA[i][j] + "\t");
- }
- System.out.println();
- }
- System.out.println();
- int[][] matrixB = new int[3][3];
- for (int i = 0; i < 3; i++) {
- for (int j = 0; j < 3; j++) {
- matrixB[i][j] = (int)(Math.random() * 100);
- System.out.print(matrixB[i][j] + "\t");
- }
- System.out.println();
- }
- System.out.println();
- matrixSum(matrixA,matrixB);
- matrixMultiplication(matrixA,matrixB);
- }
- public static void matrixSum(int[][] matrixA, int[][] matrixB) {
- int[][] matrixSum = new int[3][3];
- for (int i = 0; i < 3; i++) {
- for (int j = 0; j < 3; j++) {
- matrixSum[i][j] = matrixA[i][j] + matrixB[i][j];
- System.out.print(matrixSum[i][j] + "\t");
- }
- System.out.println();
- }
- System.out.println();
- }
- public static void matrixMultiplication(int[][] matrixA, int[][] matrixB) {
- int[][] matrixMultiplication = new int[3][3];
- for (int i = 0; i < 3; i++) {
- for (int j = 0; j < 3; j++) {
- matrixMultiplication[i][j] = matrixA[i][j] * matrixB[j][i];
- System.out.print(matrixMultiplication[i][j] + "\t");
- }
- System.out.println();
- }
- System.out.println();
- }
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