Delete laboratorna1 directory

.gitignore

@@ -1,2 +0,0 @@
-# Project exclude paths
-/out/

Lab2/Program.cs

@@ -0,0 +1,32 @@
+using System;
+
+public class Laba2
+{
+    
+
+    public static void Main(string[] args)
+    {
+        const int a = 2;
+        int[][] b = new[]
+        {
+            new int[] { 1, 2, 8 },
+            new int[] { 3, 4, 5 },
+            new int[] { 6, 7, 9 }
+        };
+        calculation(b, a);
+    }
+
+    private static int[][] calculation(int[][] b, int a)
+    {
+        int[][]c = new int[b.Length][b[0].Length]; //недопустимий специфікатор рангу: вимагається "," або "]";
+        for (int i = 0; i < b.Length; i++)
+        {
+            c[i] = new int[b[i].Length];
+            for (int j = 0; j < b[i].Length; j++)
+            {
+                c[i][j] = b[i][j] * a;
+            }
+        }
+        return c;
+    }
+}

OOP_IO-2x_2023.iml

@@ -1,11 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module type="JAVA_MODULE" version="4">
-  <component name="NewModuleRootManager" inherit-compiler-output="true">
-    <exclude-output />
-    <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
-    </content>
-    <orderEntry type="inheritedJdk" />
-    <orderEntry type="sourceFolder" forTests="false" />
-  </component>
-</module>

src/Lab2.java

@@ -1,36 +1,13 @@
 public class Lab2 {
     public static void main(String[] args) {
-        final int A = 2;
+        int[] array = {1, 2, 3};
-        final int[][] MATRIX_B = {
+        /*for (int i = 0; i < array.length; i++) {
-                {1, 202, 1, 1, 202, 3, 1, 202, 3,},
-                {1, 202, 1, 1, 202, 3, 1, 202, 3,},
-                {1, 1,   3, 1, 202, 3, 1, 202, 3,},
-//                {4, 5, 6,},
-        };
-
-        int[][] MATRIX_C = multiplication(A, MATRIX_B);
-
-        print(MATRIX_C);
-
-        System.out.println("Sum of smallest elements in every column: " + sumOfSmallestElementsInEveryColumn(MATRIX_C));
-
-        /*int[] array = {1, 2, 3};
-        int[] array2 = new int[3];
-        Object[] array3 = new String[3];
-        System.out.println(array3[0]); //nothing, trash from the memory, null || null
-        System.out.println(array2[0]); //nothing, trash from the memory, null || 0
-        System.out.println(array[0]); // || 1
-
-        int[][] matrix2 = new int[2][3];
-        matrix2[0] = new int[2];
-        matrix2[1] = new int[1];
-        for (int i = 0; i < array.length; i++) {
             if (i % 2 == 0) {
                 System.out.println("!" + array[i]);
             } else {
                 System.out.println("?" + array[i]);
             }
-        }
+        }*/
 
         for (int i = 0; i < array.length; i+=2) {
             System.out.println("!" + array[i]);
@@ -45,58 +22,5 @@ public class Lab2 {
                 {1, 2},
                 {3}
         };
-
-//        C=a×B, a - const
-
-
-//        final int[][] MATRIX_C = int;
-
-
-        MATRIX_B[0][0] = 2;
-        MATRIX_B[0] = new int[]{1, 2};
-        System.out.println(MATRIX_B[0][0]);
-        MATRIX_B = new int[][]{
-                {1, 2},
-                {3}
-        };*/
-    }
-
-    private static int sumOfSmallestElementsInEveryColumn(final int[][] MATRIX_C) {
-//        todo check different length of rows
-//        todo try to change i and j
-//        todo check repetition of minimal elements
-        int sum = 0;
-        for (int i = 0; i < MATRIX_C[0].length; i++) {
-            int tmpSmallest = MATRIX_C[0][i];
-            for (int j = 1; j < MATRIX_C.length; j++) {
-                if (MATRIX_C[j][i] < tmpSmallest) {
-                    tmpSmallest = MATRIX_C[j][i];
-                }
-            }
-            sum += tmpSmallest;
-        }
-        return sum;
-    }
-
-    private static void print(final int[][] MATRIX_C) {
-        for (int i = 0; i < MATRIX_C.length; i++) {
-            for (int j = 0; j < MATRIX_C[i].length; j++) {
-//                System.out.print(MATRIX_C[i][j] + "\t");//printf("%4d",
-                System.out.printf("%4d ", MATRIX_C[i][j]);//printf("%4d",
-            }
-            System.out.println();
-        }
-    }
-
-    private static int[][] multiplication(int A, final int[][] MATRIX_B) {
-        final int[][] MATRIX_C = new int[MATRIX_B.length][/*MATRIX_B[0].length*/]; // todo !!!DANGER different lengths of rows
-//        final int[][] MATRIX_C = MATRIX_B;
-        for (int i = 0; i < MATRIX_B.length; i++) {
-            MATRIX_C[i] = new int[MATRIX_B[i].length];
-            for (int j = 0; j < MATRIX_B[i].length; j++) {
-                MATRIX_C[i][j] = MATRIX_B[i][j] * A;
-            }
-        }
-        return MATRIX_C;
     }
 }