Создан второй сервис.

tangatarov_ivan_lab_3/container-two/src/main/java/ru/sguardian/MatrixProcessor.java

@@ -0,0 +1,79 @@
+package ru.sguardian;
+
+import java.util.Arrays;
+import java.util.Random;
+
+public class MatrixProcessor {
+    public int[][] operationMatrix(int[][] array) {
+        if (array.length <= 1) {
+            return array;
+        }
+
+        int mid = array.length / 2;
+        int[][] left = Arrays.copyOfRange(array, 0, mid);
+        int[][] right = Arrays.copyOfRange(array, mid, array.length);
+
+        left = operationMatrix(left);
+        right = operationMatrix(right);
+
+        return merge(left, right);
+    }
+
+    private int[][] merge(int[][] left, int[][] right) {
+        int[][] result = new int[left.length + right.length][];
+        int i = 0, j = 0, k = 0;
+
+        while (i < left.length && j < right.length) {
+            if (findMaxElementRow(left[i]) >= findMaxElementRow(right[j])) {
+                result[k++] = left[i++];
+            } else {
+                result[k++] = right[j++];
+            }
+        }
+
+        while (i < left.length) {
+            result[k++] = left[i++];
+        }
+        while (j < right.length) {
+            result[k++] = right[j++];
+        }
+
+        return result;
+    }
+
+    public static int findMaxElementRow(int[] row) {
+        int max = Integer.MIN_VALUE;
+        for (int num : row) {
+            max = Math.max(max, num);
+        }
+        return max;
+    }
+
+    public int[][] generateMatrix(int size){
+        int[][] array = new int[size][size];
+        Random rand = new Random();
+        for (int i = 0; i < size; i++){
+            for (int j = 0; j < size; j++){
+                array[i][j] = rand.nextInt(-1000, 1000);
+            }
+        }
+        return array;
+    }
+
+    public int[][] arraysMerge(int[][] arrayOne, int[][] arrayTwo){
+        int[][] result = new int[arrayOne.length + arrayTwo.length][];
+        System.arraycopy(arrayOne, 0, result, 0, arrayOne.length);
+        System.arraycopy(arrayTwo, 0, result, arrayOne.length, arrayTwo.length);
+        return result;
+    }
+
+    public void printArray(int[][] array){
+        for(int i = 0; i < array.length; i++){
+            for (int j = 0; j < array.length; j++){
+                System.out.print(array[i][j] + " ");
+            }
+            System.out.println();
+        }
+        System.out.println();
+    }
+}